Solani Black & White Stock Photos
. Agricultural botany, theoretical and practical. Botany, Economic; Botany. 7o6 FUNGI by the fungus, Macrosporiu7n Solani Ell. et Mart., only conidial forms of which are known. The conidia and hyphae bearing them are brown. Each of the former when fully developed is somewhat spindle-shaped and formed of several cells as at A, Fig. 236. The mycelium is colourless and penetrates into the tissues of the leaves upon which it usually causes small greyish- brown patches, which are much slower in development and paler in colour than those due to Phytoph- thora infestans. The disease often occurs earl Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/agricultural-botany-theoretical-and-practical-botany-economic-botany-7o6-fungi-by-the-fungus-macrosporiu7n-solani-ell-et-mart-only-conidial-forms-of-which-are-known-the-conidia-and-hyphae-bearing-them-are-brown-each-of-the-former-when-fully-developed-is-somewhat-spindle-shaped-and-formed-of-several-cells-as-at-a-fig-236-the-mycelium-is-colourless-and-penetrates-into-the-tissues-of-the-leaves-upon-which-it-usually-causes-small-greyish-brown-patches-which-are-much-slower-in-development-and-paler-in-colour-than-those-due-to-phytoph-thora-infestans-the-disease-often-occurs-earl-image232357577.htmlRMRE0PCW–. Agricultural botany, theoretical and practical. Botany, Economic; Botany. 7o6 FUNGI by the fungus, Macrosporiu7n Solani Ell. et Mart., only conidial forms of which are known. The conidia and hyphae bearing them are brown. Each of the former when fully developed is somewhat spindle-shaped and formed of several cells as at A, Fig. 236. The mycelium is colourless and penetrates into the tissues of the leaves upon which it usually causes small greyish- brown patches, which are much slower in development and paler in colour than those due to Phytoph- thora infestans. The disease often occurs earl
. Diseases of greenhouse crops and their control . Vegetables; Plant diseases; Plant diseases. Fig. 37. Tomato Diseases. a. Cluster of tomatoes, affected with black rot, h. black rot on stems, c. germinated spore of Macrosporium solani (c. after Schwarze).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Taubenhaus, Jacob Joseph, 1884-1937. New York : E. P. Dutton Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/diseases-of-greenhouse-crops-and-their-control-vegetables-plant-diseases-plant-diseases-fig-37-tomato-diseases-a-cluster-of-tomatoes-affected-with-black-rot-h-black-rot-on-stems-c-germinated-spore-of-macrosporium-solani-c-after-schwarze-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-coloration-and-appearance-of-these-illustrations-may-not-perfectly-resemble-the-original-work-taubenhaus-jacob-joseph-1884-1937-new-york-e-p-dutton-image216371816.htmlRMPG0GCT–. Diseases of greenhouse crops and their control . Vegetables; Plant diseases; Plant diseases. Fig. 37. Tomato Diseases. a. Cluster of tomatoes, affected with black rot, h. black rot on stems, c. germinated spore of Macrosporium solani (c. after Schwarze).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Taubenhaus, Jacob Joseph, 1884-1937. New York : E. P. Dutton
. The principles of plant culture; a text for beginners in agriculture and horticulture. Gardening; Botany. VEGETABLE PARASITES AND WEEDS 179 the disease and be so thorough as to cover all susceptible parts, else it cannot be fully effective. Such thorough spraying requires a spray pump of high pressure provided with a fine nozzle. Some of the common diseases preventable by proper spraying are: scab of apple {Venturia maequalis) and pear (Venturia pyrina), downy mildew (Plasmopara mticola) and black-rot {Guignardia hidwellii) of grape, early blight (Alternaria solani) and late blight (PhytopMh Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-principles-of-plant-culture-a-text-for-beginners-in-agriculture-and-horticulture-gardening-botany-vegetable-parasites-and-weeds-179-the-disease-and-be-so-thorough-as-to-cover-all-susceptible-parts-else-it-cannot-be-fully-effective-such-thorough-spraying-requires-a-spray-pump-of-high-pressure-provided-with-a-fine-nozzle-some-of-the-common-diseases-preventable-by-proper-spraying-are-scab-of-apple-venturia-maequalis-and-pear-venturia-pyrina-downy-mildew-plasmopara-mticola-and-black-rot-guignardia-hidwellii-of-grape-early-blight-alternaria-solani-and-late-blight-phytopmh-image232422558.htmlRMRE3N9J–. The principles of plant culture; a text for beginners in agriculture and horticulture. Gardening; Botany. VEGETABLE PARASITES AND WEEDS 179 the disease and be so thorough as to cover all susceptible parts, else it cannot be fully effective. Such thorough spraying requires a spray pump of high pressure provided with a fine nozzle. Some of the common diseases preventable by proper spraying are: scab of apple {Venturia maequalis) and pear (Venturia pyrina), downy mildew (Plasmopara mticola) and black-rot {Guignardia hidwellii) of grape, early blight (Alternaria solani) and late blight (PhytopMh
. Comparative morphology and biology of the fungi, mycetozoa and bacteria . Plant morphology; Fungi; Myxomycetes; Bacteriology. Fig. I. Germinating gonidia of Neciria (Sfiicarj'a) Solani, FIG. z. Clamp^onnections of the my- Reinke ; a developing into an isolated hyplia, in the rest the celium of Hypochnus centrifjtgus, Tul. hyphae have coalesced. Magn. 390 times. Magn. 390 times. following manner:—the lateral wall or the extremity of a branch or of a segment-- cell of the branch places itself on another branch or cell, and the membranes of both disappear at the point of contact, so that the ca Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/comparative-morphology-and-biology-of-the-fungi-mycetozoa-and-bacteria-plant-morphology-fungi-myxomycetes-bacteriology-fig-i-germinating-gonidia-of-neciria-sfiicarja-solani-fig-z-clamponnections-of-the-my-reinke-a-developing-into-an-isolated-hyplia-in-the-rest-the-celium-of-hypochnus-centrifjtgus-tul-hyphae-have-coalesced-magn-390-times-magn-390-times-following-mannerthe-lateral-wall-or-the-extremity-of-a-branch-or-of-a-segment-cell-of-the-branch-places-itself-on-another-branch-or-cell-and-the-membranes-of-both-disappear-at-the-point-of-contact-so-that-the-ca-image216451041.htmlRMPG45E9–. Comparative morphology and biology of the fungi, mycetozoa and bacteria . Plant morphology; Fungi; Myxomycetes; Bacteriology. Fig. I. Germinating gonidia of Neciria (Sfiicarj'a) Solani, FIG. z. Clamp^onnections of the my- Reinke ; a developing into an isolated hyplia, in the rest the celium of Hypochnus centrifjtgus, Tul. hyphae have coalesced. Magn. 390 times. Magn. 390 times. following manner:—the lateral wall or the extremity of a branch or of a segment-- cell of the branch places itself on another branch or cell, and the membranes of both disappear at the point of contact, so that the ca
. Diseases of greenhouse crops and their control . Vegetables; Plant diseases; Plant diseases. Fig. 37. Tomato Diseases. a. Cluster of tomatoes, affected with black rot, h. black rot on stems, c. germinated spore of Macrosporium solani (c. after Schwarze).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Taubenhaus, Jacob Joseph, 1884-1937. New York : E. P. Dutton Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/diseases-of-greenhouse-crops-and-their-control-vegetables-plant-diseases-plant-diseases-fig-37-tomato-diseases-a-cluster-of-tomatoes-affected-with-black-rot-h-black-rot-on-stems-c-germinated-spore-of-macrosporium-solani-c-after-schwarze-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-coloration-and-appearance-of-these-illustrations-may-not-perfectly-resemble-the-original-work-taubenhaus-jacob-joseph-1884-1937-new-york-e-p-dutton-image231979007.htmlRMRDBFGF–. Diseases of greenhouse crops and their control . Vegetables; Plant diseases; Plant diseases. Fig. 37. Tomato Diseases. a. Cluster of tomatoes, affected with black rot, h. black rot on stems, c. germinated spore of Macrosporium solani (c. after Schwarze).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Taubenhaus, Jacob Joseph, 1884-1937. New York : E. P. Dutton
. The encyclopedia of practical horticulture; a reference system of commercial horticulture, covering the practical and scientific phases of horticulture, with special reference to fruits and vegetables;. Gardening; Fruit-culture; Vegetable gardening. 1726 ENCYCLOPEDIA OF PRACTICAL HORTICULTURE Mealy Bugs Tuber Mealy Bug Pseudococcus affinis Mask. The tuber mealy bug occurs in Aus- tralia, and is found upon the tubers of dahlias and potatoes. Solanum Mealy Bug Pseudococcus solani Ckll. Color The body is pale yellowish and sparsely covered with fine white powdery wax. Food Plants This species a Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-encyclopedia-of-practical-horticulture-a-reference-system-of-commercial-horticulture-covering-the-practical-and-scientific-phases-of-horticulture-with-special-reference-to-fruits-and-vegetables-gardening-fruit-culture-vegetable-gardening-1726-encyclopedia-of-practical-horticulture-mealy-bugs-tuber-mealy-bug-pseudococcus-affinis-mask-the-tuber-mealy-bug-occurs-in-aus-tralia-and-is-found-upon-the-tubers-of-dahlias-and-potatoes-solanum-mealy-bug-pseudococcus-solani-ckll-color-the-body-is-pale-yellowish-and-sparsely-covered-with-fine-white-powdery-wax-food-plants-this-species-a-image216337653.htmlRMPFY0TN–. The encyclopedia of practical horticulture; a reference system of commercial horticulture, covering the practical and scientific phases of horticulture, with special reference to fruits and vegetables;. Gardening; Fruit-culture; Vegetable gardening. 1726 ENCYCLOPEDIA OF PRACTICAL HORTICULTURE Mealy Bugs Tuber Mealy Bug Pseudococcus affinis Mask. The tuber mealy bug occurs in Aus- tralia, and is found upon the tubers of dahlias and potatoes. Solanum Mealy Bug Pseudococcus solani Ckll. Color The body is pale yellowish and sparsely covered with fine white powdery wax. Food Plants This species a
. Comparative morphology and biology of the fungi, mycetozoa and bacteria . Plant morphology; Fungi; Myxomycetes; Bacteriology. Fig. I. Germinating gonidia of Neciria (Sfiicarj'a) Solani, FIG. z. Clamp^onnections of the my- Reinke ; a developing into an isolated hyplia, in the rest the celium of Hypochnus centrifjtgus, Tul. hyphae have coalesced. Magn. 390 times. Magn. 390 times. following manner:—the lateral wall or the extremity of a branch or of a segment-- cell of the branch places itself on another branch or cell, and the membranes of both disappear at the point of contact, so that the ca Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/comparative-morphology-and-biology-of-the-fungi-mycetozoa-and-bacteria-plant-morphology-fungi-myxomycetes-bacteriology-fig-i-germinating-gonidia-of-neciria-sfiicarja-solani-fig-z-clamponnections-of-the-my-reinke-a-developing-into-an-isolated-hyplia-in-the-rest-the-celium-of-hypochnus-centrifjtgus-tul-hyphae-have-coalesced-magn-390-times-magn-390-times-following-mannerthe-lateral-wall-or-the-extremity-of-a-branch-or-of-a-segment-cell-of-the-branch-places-itself-on-another-branch-or-cell-and-the-membranes-of-both-disappear-at-the-point-of-contact-so-that-the-ca-image232012498.htmlRMRDD28J–. Comparative morphology and biology of the fungi, mycetozoa and bacteria . Plant morphology; Fungi; Myxomycetes; Bacteriology. Fig. I. Germinating gonidia of Neciria (Sfiicarj'a) Solani, FIG. z. Clamp^onnections of the my- Reinke ; a developing into an isolated hyplia, in the rest the celium of Hypochnus centrifjtgus, Tul. hyphae have coalesced. Magn. 390 times. Magn. 390 times. following manner:—the lateral wall or the extremity of a branch or of a segment-- cell of the branch places itself on another branch or cell, and the membranes of both disappear at the point of contact, so that the ca
![. The diseases of crops and their remedies : a handbook of economic biology for farmers and students. Plant diseases. 58 DISEASES OF CROPS. ing a kind of " head " with one or more lacunae (apertures). The mature spores rupture the '' skin " of plant potato and are therefore liberated. Prevention and Cure.—(1) The seed potatoes should be free from this disease. (2) Steep the seed potatoes in a solution containing from 1 to 5 per cent, of iron sulphate. This will destroy any spores of the potato smut that may be upon them. Fusisporium solani {Periola tomentosa, Fig. 24) is another Stock Photo](https://c8.alamy.com/comp/PG43RX/the-diseases-of-crops-and-their-remedies-a-handbook-of-economic-biology-for-farmers-and-students-plant-diseases-58-diseases-of-crops-ing-a-kind-of-quot-head-quot-with-one-or-more-lacunae-apertures-the-mature-spores-rupture-the-skin-quot-of-plant-potato-and-are-therefore-liberated-prevention-and-cure1-the-seed-potatoes-should-be-free-from-this-disease-2-steep-the-seed-potatoes-in-a-solution-containing-from-1-to-5-per-cent-of-iron-sulphate-this-will-destroy-any-spores-of-the-potato-smut-that-may-be-upon-them-fusisporium-solani-periola-tomentosa-fig-24-is-another-PG43RX.jpg ". The diseases of crops and their remedies : a handbook of economic biology for farmers and students. Plant diseases. 58 DISEASES OF CROPS. ing a kind of " head " with one or more lacunae (apertures). The mature spores rupture the '' skin " of plant potato and are therefore liberated. Prevention and Cure.—(1) The seed potatoes should be free from this disease. (2) Steep the seed potatoes in a solution containing from 1 to 5 per cent, of iron sulphate. This will destroy any spores of the potato smut that may be upon them. Fusisporium solani {Periola tomentosa, Fig. 24) is another Stock Photo")
. The diseases of crops and their remedies : a handbook of economic biology for farmers and students. Plant diseases. 58 DISEASES OF CROPS. ing a kind of " head " with one or more lacunae (apertures). The mature spores rupture the '' skin " of plant potato and are therefore liberated. Prevention and Cure.—(1) The seed potatoes should be free from this disease. (2) Steep the seed potatoes in a solution containing from 1 to 5 per cent, of iron sulphate. This will destroy any spores of the potato smut that may be upon them. Fusisporium solani {Periola tomentosa, Fig. 24) is another Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-diseases-of-crops-and-their-remedies-a-handbook-of-economic-biology-for-farmers-and-students-plant-diseases-58-diseases-of-crops-ing-a-kind-of-quot-head-quot-with-one-or-more-lacunae-apertures-the-mature-spores-rupture-the-skin-quot-of-plant-potato-and-are-therefore-liberated-prevention-and-cure1-the-seed-potatoes-should-be-free-from-this-disease-2-steep-the-seed-potatoes-in-a-solution-containing-from-1-to-5-per-cent-of-iron-sulphate-this-will-destroy-any-spores-of-the-potato-smut-that-may-be-upon-them-fusisporium-solani-periola-tomentosa-fig-24-is-another-image216449742.htmlRMPG43RX–. The diseases of crops and their remedies : a handbook of economic biology for farmers and students. Plant diseases. 58 DISEASES OF CROPS. ing a kind of " head " with one or more lacunae (apertures). The mature spores rupture the '' skin " of plant potato and are therefore liberated. Prevention and Cure.—(1) The seed potatoes should be free from this disease. (2) Steep the seed potatoes in a solution containing from 1 to 5 per cent, of iron sulphate. This will destroy any spores of the potato smut that may be upon them. Fusisporium solani {Periola tomentosa, Fig. 24) is another
. My garden, its plan and culture together with a general description of its geology, botany, and natural history. Gardening. Fig. 1044.—Pentatoma oleaceum. Fig. 1043.—Lygus solani and Lygus umbellatarum. Aphis ; and others feed underground, and suck the roots of plants, as one species which infest the lettuce. When aphides attack a plant, it has a tendency to rot at the roots, and I have even known large willow-trees to die down and rot after a severe attack by aphides. Gardeners are generally too tardy in the destruction of these creatures ; the instant they appear they should be killed with Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/my-garden-its-plan-and-culture-together-with-a-general-description-of-its-geology-botany-and-natural-history-gardening-fig-1044pentatoma-oleaceum-fig-1043lygus-solani-and-lygus-umbellatarum-aphis-and-others-feed-underground-and-suck-the-roots-of-plants-as-one-species-which-infest-the-lettuce-when-aphides-attack-a-plant-it-has-a-tendency-to-rot-at-the-roots-and-i-have-even-known-large-willow-trees-to-die-down-and-rot-after-a-severe-attack-by-aphides-gardeners-are-generally-too-tardy-in-the-destruction-of-these-creatures-the-instant-they-appear-they-should-be-killed-with-image232256199.htmlRMRDT547–. My garden, its plan and culture together with a general description of its geology, botany, and natural history. Gardening. Fig. 1044.—Pentatoma oleaceum. Fig. 1043.—Lygus solani and Lygus umbellatarum. Aphis ; and others feed underground, and suck the roots of plants, as one species which infest the lettuce. When aphides attack a plant, it has a tendency to rot at the roots, and I have even known large willow-trees to die down and rot after a severe attack by aphides. Gardeners are generally too tardy in the destruction of these creatures ; the instant they appear they should be killed with
. The vegetable industry in New York state ... Vegetables; Gardening. Diseases of Vegetables 1335 such conditions can be avoided but no remedy is known for out- door lettuce. The only hope lies in obtaining varieties or strains less subject to the disease. Bhizoctonia Rot (L'orticium vagum B. & C, var. solani Burt.), Fig. 392. This is a very destructive disease of outdoor lettuce in this state and is of considerable importance in greenhouses. The rot begins where the bottom leaves rest on the ground and gradu- ally works up into the head, destroying the blades of the leaves and usiially le Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-vegetable-industry-in-new-york-state-vegetables-gardening-diseases-of-vegetables-1335-such-conditions-can-be-avoided-but-no-remedy-is-known-for-out-door-lettuce-the-only-hope-lies-in-obtaining-varieties-or-strains-less-subject-to-the-disease-bhizoctonia-rot-lorticium-vagum-b-amp-c-var-solani-burt-fig-392-this-is-a-very-destructive-disease-of-outdoor-lettuce-in-this-state-and-is-of-considerable-importance-in-greenhouses-the-rot-begins-where-the-bottom-leaves-rest-on-the-ground-and-gradu-ally-works-up-into-the-head-destroying-the-blades-of-the-leaves-and-usiially-le-image216420545.htmlRMPG2PH5–. The vegetable industry in New York state ... Vegetables; Gardening. Diseases of Vegetables 1335 such conditions can be avoided but no remedy is known for out- door lettuce. The only hope lies in obtaining varieties or strains less subject to the disease. Bhizoctonia Rot (L'orticium vagum B. & C, var. solani Burt.), Fig. 392. This is a very destructive disease of outdoor lettuce in this state and is of considerable importance in greenhouses. The rot begins where the bottom leaves rest on the ground and gradu- ally works up into the head, destroying the blades of the leaves and usiially le
![. Fundamentals of botany. Botany. ECONOMIC IMPORTANCE OF FUNGI 291 imported from foreign countries. Sometimes whole cargoes of potatoes or other vegetables are refused en- trance at the port, and must then be taken to sea and dumped into the ocean, or else taken to the port of some other country where the regulations are less stringent or less rigidly inforced. 282. Diseases Caused by Phycomycetes.—Among the plant diseases caused by the alga-like fungi may be mentioned:. Fig. 213.—"Little potatoes." A disease caused by the parasitic fungus, Rhiznclonia (Corlicinm Dagimi var. solani B Stock Photo](https://c8.alamy.com/comp/RE2FHW/fundamentals-of-botany-botany-economic-importance-of-fungi-291-imported-from-foreign-countries-sometimes-whole-cargoes-of-potatoes-or-other-vegetables-are-refused-en-trance-at-the-port-and-must-then-be-taken-to-sea-and-dumped-into-the-ocean-or-else-taken-to-the-port-of-some-other-country-where-the-regulations-are-less-stringent-or-less-rigidly-inforced-282-diseases-caused-by-phycomycetesamong-the-plant-diseases-caused-by-the-alga-like-fungi-may-be-mentioned-fig-213quotlittle-potatoesquot-a-disease-caused-by-the-parasitic-fungus-rhiznclonia-corlicinm-dagimi-var-solani-b-RE2FHW.jpg ". Fundamentals of botany. Botany. ECONOMIC IMPORTANCE OF FUNGI 291 imported from foreign countries. Sometimes whole cargoes of potatoes or other vegetables are refused en- trance at the port, and must then be taken to sea and dumped into the ocean, or else taken to the port of some other country where the regulations are less stringent or less rigidly inforced. 282. Diseases Caused by Phycomycetes.—Among the plant diseases caused by the alga-like fungi may be mentioned:. Fig. 213.—"Little potatoes." A disease caused by the parasitic fungus, Rhiznclonia (Corlicinm Dagimi var. solani B Stock Photo")
. Fundamentals of botany. Botany. ECONOMIC IMPORTANCE OF FUNGI 291 imported from foreign countries. Sometimes whole cargoes of potatoes or other vegetables are refused en- trance at the port, and must then be taken to sea and dumped into the ocean, or else taken to the port of some other country where the regulations are less stringent or less rigidly inforced. 282. Diseases Caused by Phycomycetes.—Among the plant diseases caused by the alga-like fungi may be mentioned:. Fig. 213.—"Little potatoes." A disease caused by the parasitic fungus, Rhiznclonia (Corlicinm Dagimi var. solani B Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fundamentals-of-botany-botany-economic-importance-of-fungi-291-imported-from-foreign-countries-sometimes-whole-cargoes-of-potatoes-or-other-vegetables-are-refused-en-trance-at-the-port-and-must-then-be-taken-to-sea-and-dumped-into-the-ocean-or-else-taken-to-the-port-of-some-other-country-where-the-regulations-are-less-stringent-or-less-rigidly-inforced-282-diseases-caused-by-phycomycetesamong-the-plant-diseases-caused-by-the-alga-like-fungi-may-be-mentioned-fig-213quotlittle-potatoesquot-a-disease-caused-by-the-parasitic-fungus-rhiznclonia-corlicinm-dagimi-var-solani-b-image232396133.htmlRMRE2FHW–. Fundamentals of botany. Botany. ECONOMIC IMPORTANCE OF FUNGI 291 imported from foreign countries. Sometimes whole cargoes of potatoes or other vegetables are refused en- trance at the port, and must then be taken to sea and dumped into the ocean, or else taken to the port of some other country where the regulations are less stringent or less rigidly inforced. 282. Diseases Caused by Phycomycetes.—Among the plant diseases caused by the alga-like fungi may be mentioned:. Fig. 213.—"Little potatoes." A disease caused by the parasitic fungus, Rhiznclonia (Corlicinm Dagimi var. solani B
. Fungous diseases of plants : with chapters on physiology, culture methods and technique . Fungi in agriculture. 47$ FUNGOUS DISEASES OF PLANTS and wild plants. The last-mentioned fungi are at least closely related, perhaps forms of a single species; and in this treatise they are provisionally referred to the genus Corticium. They have been discussed under Corticium vagum B. & C, var. Solani Burt. The writer examined various diseases due to Rhizoctonia while in Europe during 1899 and 1900, and subsequently in the United States. As a result, certain observations may be stated. In the first Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fungous-diseases-of-plants-with-chapters-on-physiology-culture-methods-and-technique-fungi-in-agriculture-47-fungous-diseases-of-plants-and-wild-plants-the-last-mentioned-fungi-are-at-least-closely-related-perhaps-forms-of-a-single-species-and-in-this-treatise-they-are-provisionally-referred-to-the-genus-corticium-they-have-been-discussed-under-corticium-vagum-b-amp-c-var-solani-burt-the-writer-examined-various-diseases-due-to-rhizoctonia-while-in-europe-during-1899-and-1900-and-subsequently-in-the-united-states-as-a-result-certain-observations-may-be-stated-in-the-first-image216441645.htmlRMPG3NEN–. Fungous diseases of plants : with chapters on physiology, culture methods and technique . Fungi in agriculture. 47$ FUNGOUS DISEASES OF PLANTS and wild plants. The last-mentioned fungi are at least closely related, perhaps forms of a single species; and in this treatise they are provisionally referred to the genus Corticium. They have been discussed under Corticium vagum B. & C, var. Solani Burt. The writer examined various diseases due to Rhizoctonia while in Europe during 1899 and 1900, and subsequently in the United States. As a result, certain observations may be stated. In the first
. The encyclopedia of practical horticulture; a reference system of commercial horticulture, covering the practical and scientific phases of horticulture, with special reference to fruits and vegetables;. Gardening; Fruit-culture; Vegetable gardening. 1726 ENCYCLOPEDIA OF PRACTICAL HORTICULTURE Mealy Bugs Tuber Mealy Bug Pseudococcus affinis Mask. The tuber mealy bug occurs in Aus- tralia, and is found upon the tubers of dahlias and potatoes. Solanum Mealy Bug Pseudococcus solani Ckll. Color The body is pale yellowish and sparsely covered with fine white powdery wax. Food Plants This species a Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-encyclopedia-of-practical-horticulture-a-reference-system-of-commercial-horticulture-covering-the-practical-and-scientific-phases-of-horticulture-with-special-reference-to-fruits-and-vegetables-gardening-fruit-culture-vegetable-gardening-1726-encyclopedia-of-practical-horticulture-mealy-bugs-tuber-mealy-bug-pseudococcus-affinis-mask-the-tuber-mealy-bug-occurs-in-aus-tralia-and-is-found-upon-the-tubers-of-dahlias-and-potatoes-solanum-mealy-bug-pseudococcus-solani-ckll-color-the-body-is-pale-yellowish-and-sparsely-covered-with-fine-white-powdery-wax-food-plants-this-species-a-image231897407.htmlRMRD7RE7–. The encyclopedia of practical horticulture; a reference system of commercial horticulture, covering the practical and scientific phases of horticulture, with special reference to fruits and vegetables;. Gardening; Fruit-culture; Vegetable gardening. 1726 ENCYCLOPEDIA OF PRACTICAL HORTICULTURE Mealy Bugs Tuber Mealy Bug Pseudococcus affinis Mask. The tuber mealy bug occurs in Aus- tralia, and is found upon the tubers of dahlias and potatoes. Solanum Mealy Bug Pseudococcus solani Ckll. Color The body is pale yellowish and sparsely covered with fine white powdery wax. Food Plants This species a
. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 407 arising immediately from the mycelium, smooth or minutely warty; basidia clavate, with foiu- sterigmata; spores small, globose or ellipsoid, with a smooth colorless membrane. A genus of some two hundred fifty species, mostly wood inhab- iting. One species possesses a mycelium which has long been known in its sterile form as a Rhizoctonia. Corticium vagum solani Burt. ^*'^^' '^* Hymenophore, white when sporing, poorly developed, of loosely interwoven hyphae; basidia short, cylindric or oblong; Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-fungi-which-cause-plant-disease-plant-diseases-fungi-the-fungi-which-cause-plant-disease-407-arising-immediately-from-the-mycelium-smooth-or-minutely-warty-basidia-clavate-with-foiu-sterigmata-spores-small-globose-or-ellipsoid-with-a-smooth-colorless-membrane-a-genus-of-some-two-hundred-fifty-species-mostly-wood-inhab-iting-one-species-possesses-a-mycelium-which-has-long-been-known-in-its-sterile-form-as-a-rhizoctonia-corticium-vagum-solani-burt-hymenophore-white-when-sporing-poorly-developed-of-loosely-interwoven-hyphae-basidia-short-cylindric-or-oblong-image216451363.htmlRMPG45WR–. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 407 arising immediately from the mycelium, smooth or minutely warty; basidia clavate, with foiu- sterigmata; spores small, globose or ellipsoid, with a smooth colorless membrane. A genus of some two hundred fifty species, mostly wood inhab- iting. One species possesses a mycelium which has long been known in its sterile form as a Rhizoctonia. Corticium vagum solani Burt. ^*'^^' '^* Hymenophore, white when sporing, poorly developed, of loosely interwoven hyphae; basidia short, cylindric or oblong;
. The vegetable industry in New York state ... Vegetables; Gardening. Diseases of Vegetables 1335 such conditions can be avoided but no remedy is known for out- door lettuce. The only hope lies in obtaining varieties or strains less subject to the disease. Bhizoctonia Rot (L'orticium vagum B. & C, var. solani Burt.), Fig. 392. This is a very destructive disease of outdoor lettuce in this state and is of considerable importance in greenhouses. The rot begins where the bottom leaves rest on the ground and gradu- ally works up into the head, destroying the blades of the leaves and usiially le Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-vegetable-industry-in-new-york-state-vegetables-gardening-diseases-of-vegetables-1335-such-conditions-can-be-avoided-but-no-remedy-is-known-for-out-door-lettuce-the-only-hope-lies-in-obtaining-varieties-or-strains-less-subject-to-the-disease-bhizoctonia-rot-lorticium-vagum-b-amp-c-var-solani-burt-fig-392-this-is-a-very-destructive-disease-of-outdoor-lettuce-in-this-state-and-is-of-considerable-importance-in-greenhouses-the-rot-begins-where-the-bottom-leaves-rest-on-the-ground-and-gradu-ally-works-up-into-the-head-destroying-the-blades-of-the-leaves-and-usiially-le-image232085477.htmlRMRDGBB1–. The vegetable industry in New York state ... Vegetables; Gardening. Diseases of Vegetables 1335 such conditions can be avoided but no remedy is known for out- door lettuce. The only hope lies in obtaining varieties or strains less subject to the disease. Bhizoctonia Rot (L'orticium vagum B. & C, var. solani Burt.), Fig. 392. This is a very destructive disease of outdoor lettuce in this state and is of considerable importance in greenhouses. The rot begins where the bottom leaves rest on the ground and gradu- ally works up into the head, destroying the blades of the leaves and usiially le
. The fungi which cause plant disease . Plant diseases; Fungi. Fia. 416.—Sporodesmium antiquum. After Sac- caxdo. S. exitiosum var. solani Schenck is reported as the cause of a potato disease. S. solani-varians Yanha is the cause of potato disease in Europe, the foliage bearing brown spots and finally dying in a manner resembling death caused by Phytophthora. Cladosporium and pycnidial forms are said to exist. S. mucosum Sacc. was reported by Ader- holt on cucumber fruit and leaves causing disease. S. scorzonerae Aderh. causes a salsify stem and leaf disease.'^* Other parasitic species are: S. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-fungi-which-cause-plant-disease-plant-diseases-fungi-fia-416sporodesmium-antiquum-after-sac-caxdo-s-exitiosum-var-solani-schenck-is-reported-as-the-cause-of-a-potato-disease-s-solani-varians-yanha-is-the-cause-of-potato-disease-in-europe-the-foliage-bearing-brown-spots-and-finally-dying-in-a-manner-resembling-death-caused-by-phytophthora-cladosporium-and-pycnidial-forms-are-said-to-exist-s-mucosum-sacc-was-reported-by-ader-holt-on-cucumber-fruit-and-leaves-causing-disease-s-scorzonerae-aderh-causes-a-salsify-stem-and-leaf-disease-other-parasitic-species-are-s-image216451106.htmlRMPG45GJ–. The fungi which cause plant disease . Plant diseases; Fungi. Fia. 416.—Sporodesmium antiquum. After Sac- caxdo. S. exitiosum var. solani Schenck is reported as the cause of a potato disease. S. solani-varians Yanha is the cause of potato disease in Europe, the foliage bearing brown spots and finally dying in a manner resembling death caused by Phytophthora. Cladosporium and pycnidial forms are said to exist. S. mucosum Sacc. was reported by Ader- holt on cucumber fruit and leaves causing disease. S. scorzonerae Aderh. causes a salsify stem and leaf disease.'^* Other parasitic species are: S.
![. The diseases of crops and their remedies : a handbook of economic biology for farmers and students. Plant diseases. 58 DISEASES OF CROPS. ing a kind of " head " with one or more lacunae (apertures). The mature spores rupture the '' skin " of plant potato and are therefore liberated. Prevention and Cure.—(1) The seed potatoes should be free from this disease. (2) Steep the seed potatoes in a solution containing from 1 to 5 per cent, of iron sulphate. This will destroy any spores of the potato smut that may be upon them. Fusisporium solani {Periola tomentosa, Fig. 24) is another Stock Photo](https://c8.alamy.com/comp/RDDYHD/the-diseases-of-crops-and-their-remedies-a-handbook-of-economic-biology-for-farmers-and-students-plant-diseases-58-diseases-of-crops-ing-a-kind-of-quot-head-quot-with-one-or-more-lacunae-apertures-the-mature-spores-rupture-the-skin-quot-of-plant-potato-and-are-therefore-liberated-prevention-and-cure1-the-seed-potatoes-should-be-free-from-this-disease-2-steep-the-seed-potatoes-in-a-solution-containing-from-1-to-5-per-cent-of-iron-sulphate-this-will-destroy-any-spores-of-the-potato-smut-that-may-be-upon-them-fusisporium-solani-periola-tomentosa-fig-24-is-another-RDDYHD.jpg ". The diseases of crops and their remedies : a handbook of economic biology for farmers and students. Plant diseases. 58 DISEASES OF CROPS. ing a kind of " head " with one or more lacunae (apertures). The mature spores rupture the '' skin " of plant potato and are therefore liberated. Prevention and Cure.—(1) The seed potatoes should be free from this disease. (2) Steep the seed potatoes in a solution containing from 1 to 5 per cent, of iron sulphate. This will destroy any spores of the potato smut that may be upon them. Fusisporium solani {Periola tomentosa, Fig. 24) is another Stock Photo")
. The diseases of crops and their remedies : a handbook of economic biology for farmers and students. Plant diseases. 58 DISEASES OF CROPS. ing a kind of " head " with one or more lacunae (apertures). The mature spores rupture the '' skin " of plant potato and are therefore liberated. Prevention and Cure.—(1) The seed potatoes should be free from this disease. (2) Steep the seed potatoes in a solution containing from 1 to 5 per cent, of iron sulphate. This will destroy any spores of the potato smut that may be upon them. Fusisporium solani {Periola tomentosa, Fig. 24) is another Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-diseases-of-crops-and-their-remedies-a-handbook-of-economic-biology-for-farmers-and-students-plant-diseases-58-diseases-of-crops-ing-a-kind-of-quot-head-quot-with-one-or-more-lacunae-apertures-the-mature-spores-rupture-the-skin-quot-of-plant-potato-and-are-therefore-liberated-prevention-and-cure1-the-seed-potatoes-should-be-free-from-this-disease-2-steep-the-seed-potatoes-in-a-solution-containing-from-1-to-5-per-cent-of-iron-sulphate-this-will-destroy-any-spores-of-the-potato-smut-that-may-be-upon-them-fusisporium-solani-periola-tomentosa-fig-24-is-another-image232032345.htmlRMRDDYHD–. The diseases of crops and their remedies : a handbook of economic biology for farmers and students. Plant diseases. 58 DISEASES OF CROPS. ing a kind of " head " with one or more lacunae (apertures). The mature spores rupture the '' skin " of plant potato and are therefore liberated. Prevention and Cure.—(1) The seed potatoes should be free from this disease. (2) Steep the seed potatoes in a solution containing from 1 to 5 per cent, of iron sulphate. This will destroy any spores of the potato smut that may be upon them. Fusisporium solani {Periola tomentosa, Fig. 24) is another
. The diseases of crops and their remedies : a handbook of economic biology for farmers and students. Plant diseases. 142 DISEASES OF CHOPS. Cure.—See those already described for destroying P. infestans (the potato-disease fungus). The Fusisporium of Cabbages {Fusisporium aurantiacum) has a similar life-history to F. solani. Fig. 47.—White Ensi Fungus or Cabbages {Cystopus candidus). A. Mycelium bearing couidia. x 195. B. Conidiuni (zoosporangium) producing zoospores, x 4^5. C. Oogoniom (1) and antheridium (2). x 195. D. Oospore (resting-spores). x 196. E. Inner membrane of oospore containing Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-diseases-of-crops-and-their-remedies-a-handbook-of-economic-biology-for-farmers-and-students-plant-diseases-142-diseases-of-chops-curesee-those-already-described-for-destroying-p-infestans-the-potato-disease-fungus-the-fusisporium-of-cabbages-fusisporium-aurantiacum-has-a-similar-life-history-to-f-solani-fig-47white-ensi-fungus-or-cabbages-cystopus-candidus-a-mycelium-bearing-couidia-x-195-b-conidiuni-zoosporangium-producing-zoospores-x-45-c-oogoniom-1-and-antheridium-2-x-195-d-oospore-resting-spores-x-196-e-inner-membrane-of-oospore-containing-image216449648.htmlRMPG43MG–. The diseases of crops and their remedies : a handbook of economic biology for farmers and students. Plant diseases. 142 DISEASES OF CHOPS. Cure.—See those already described for destroying P. infestans (the potato-disease fungus). The Fusisporium of Cabbages {Fusisporium aurantiacum) has a similar life-history to F. solani. Fig. 47.—White Ensi Fungus or Cabbages {Cystopus candidus). A. Mycelium bearing couidia. x 195. B. Conidiuni (zoosporangium) producing zoospores, x 4^5. C. Oogoniom (1) and antheridium (2). x 195. D. Oospore (resting-spores). x 196. E. Inner membrane of oospore containing
![. The diseases of crops and their remedies : a handbook of economic biology for farmers and students. Plant diseases. 58 DISEASES OF CROPS. ing a kind of " head " with one or more lacunse (apertures). The mature spores rupture the " skin " of plant potato and are therefore liberated. Prevention and Cure.—(1) The seed potatoes should be free from this disease. (2) Steep the seed potatoes in a solution containing from 1 to 5 per cent, of iron sulphate. This will destroy any spores of the potato smut that may be upon them. Fusisporium solani {Periola tomentosa, Fig. 24) is ano Stock Photo](https://c8.alamy.com/comp/RDGX65/the-diseases-of-crops-and-their-remedies-a-handbook-of-economic-biology-for-farmers-and-students-plant-diseases-58-diseases-of-crops-ing-a-kind-of-quot-head-quot-with-one-or-more-lacunse-apertures-the-mature-spores-rupture-the-quot-skin-quot-of-plant-potato-and-are-therefore-liberated-prevention-and-cure1-the-seed-potatoes-should-be-free-from-this-disease-2-steep-the-seed-potatoes-in-a-solution-containing-from-1-to-5-per-cent-of-iron-sulphate-this-will-destroy-any-spores-of-the-potato-smut-that-may-be-upon-them-fusisporium-solani-periola-tomentosa-fig-24-is-ano-RDGX65.jpg ". The diseases of crops and their remedies : a handbook of economic biology for farmers and students. Plant diseases. 58 DISEASES OF CROPS. ing a kind of " head " with one or more lacunse (apertures). The mature spores rupture the " skin " of plant potato and are therefore liberated. Prevention and Cure.—(1) The seed potatoes should be free from this disease. (2) Steep the seed potatoes in a solution containing from 1 to 5 per cent, of iron sulphate. This will destroy any spores of the potato smut that may be upon them. Fusisporium solani {Periola tomentosa, Fig. 24) is ano Stock Photo")
. The diseases of crops and their remedies : a handbook of economic biology for farmers and students. Plant diseases. 58 DISEASES OF CROPS. ing a kind of " head " with one or more lacunse (apertures). The mature spores rupture the " skin " of plant potato and are therefore liberated. Prevention and Cure.—(1) The seed potatoes should be free from this disease. (2) Steep the seed potatoes in a solution containing from 1 to 5 per cent, of iron sulphate. This will destroy any spores of the potato smut that may be upon them. Fusisporium solani {Periola tomentosa, Fig. 24) is ano Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-diseases-of-crops-and-their-remedies-a-handbook-of-economic-biology-for-farmers-and-students-plant-diseases-58-diseases-of-crops-ing-a-kind-of-quot-head-quot-with-one-or-more-lacunse-apertures-the-mature-spores-rupture-the-quot-skin-quot-of-plant-potato-and-are-therefore-liberated-prevention-and-cure1-the-seed-potatoes-should-be-free-from-this-disease-2-steep-the-seed-potatoes-in-a-solution-containing-from-1-to-5-per-cent-of-iron-sulphate-this-will-destroy-any-spores-of-the-potato-smut-that-may-be-upon-them-fusisporium-solani-periola-tomentosa-fig-24-is-ano-image232097101.htmlRMRDGX65–. The diseases of crops and their remedies : a handbook of economic biology for farmers and students. Plant diseases. 58 DISEASES OF CROPS. ing a kind of " head " with one or more lacunse (apertures). The mature spores rupture the " skin " of plant potato and are therefore liberated. Prevention and Cure.—(1) The seed potatoes should be free from this disease. (2) Steep the seed potatoes in a solution containing from 1 to 5 per cent, of iron sulphate. This will destroy any spores of the potato smut that may be upon them. Fusisporium solani {Periola tomentosa, Fig. 24) is ano
![. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 623 tapering, obtuse, basally dark-brown, slightly constricted at the septa, 5 to 9 times cross-septate and 0-5 times longitudinally septate. It causes injury on carnation leaves and stems. A. solani (E. & M.) Jones & Grout. '"• ^''''"'-'" Spots brown, circular to elliptic, concentrically zonate, amphige- nous, irregularly scattered over the leaf surface; mycelium. Fio. 422.—A. solani, 2, spores germinating and penetrating the living potato leaf; 5, showing cateuulatiou of Stock Photo](https://c8.alamy.com/comp/PG45GC/the-fungi-which-cause-plant-disease-plant-diseases-fungi-the-fungi-which-cause-plant-disease-623-tapering-obtuse-basally-dark-brown-slightly-constricted-at-the-septa-5-to-9-times-cross-septate-and-0-5-times-longitudinally-septate-it-causes-injury-on-carnation-leaves-and-stems-a-solani-e-amp-m-jones-amp-grout-quot-quot-quot-spots-brown-circular-to-elliptic-concentrically-zonate-amphige-nous-irregularly-scattered-over-the-leaf-surface-mycelium-fio-422a-solani-2-spores-germinating-and-penetrating-the-living-potato-leaf-5-showing-cateuulatiou-of-PG45GC.jpg ". The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 623 tapering, obtuse, basally dark-brown, slightly constricted at the septa, 5 to 9 times cross-septate and 0-5 times longitudinally septate. It causes injury on carnation leaves and stems. A. solani (E. & M.) Jones & Grout. '"• ^''''"'-'" Spots brown, circular to elliptic, concentrically zonate, amphige- nous, irregularly scattered over the leaf surface; mycelium. Fio. 422.—A. solani, 2, spores germinating and penetrating the living potato leaf; 5, showing cateuulatiou of Stock Photo")
. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 623 tapering, obtuse, basally dark-brown, slightly constricted at the septa, 5 to 9 times cross-septate and 0-5 times longitudinally septate. It causes injury on carnation leaves and stems. A. solani (E. & M.) Jones & Grout. '"• ^''''"'-'" Spots brown, circular to elliptic, concentrically zonate, amphige- nous, irregularly scattered over the leaf surface; mycelium. Fio. 422.—A. solani, 2, spores germinating and penetrating the living potato leaf; 5, showing cateuulatiou of Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-fungi-which-cause-plant-disease-plant-diseases-fungi-the-fungi-which-cause-plant-disease-623-tapering-obtuse-basally-dark-brown-slightly-constricted-at-the-septa-5-to-9-times-cross-septate-and-0-5-times-longitudinally-septate-it-causes-injury-on-carnation-leaves-and-stems-a-solani-e-amp-m-jones-amp-grout-quot-quot-quot-spots-brown-circular-to-elliptic-concentrically-zonate-amphige-nous-irregularly-scattered-over-the-leaf-surface-mycelium-fio-422a-solani-2-spores-germinating-and-penetrating-the-living-potato-leaf-5-showing-cateuulatiou-of-image216451100.htmlRMPG45GC–. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 623 tapering, obtuse, basally dark-brown, slightly constricted at the septa, 5 to 9 times cross-septate and 0-5 times longitudinally septate. It causes injury on carnation leaves and stems. A. solani (E. & M.) Jones & Grout. '"• ^''''"'-'" Spots brown, circular to elliptic, concentrically zonate, amphige- nous, irregularly scattered over the leaf surface; mycelium. Fio. 422.—A. solani, 2, spores germinating and penetrating the living potato leaf; 5, showing cateuulatiou of
. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 407 arising immediately from the mycelium, smooth or minutely warty; basidia clavate, with foiu- sterigmata; spores small, globose or ellipsoid, with a smooth colorless membrane. A genus of some two hundred fifty species, mostly wood inhab- iting. One species possesses a mycelium which has long been known in its sterile form as a Rhizoctonia. Corticium vagum solani Burt. ^*'^^' '^* Hymenophore, white when sporing, poorly developed, of loosely interwoven hyphae; basidia short, cylindric or oblong; Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-fungi-which-cause-plant-disease-plant-diseases-fungi-the-fungi-which-cause-plant-disease-407-arising-immediately-from-the-mycelium-smooth-or-minutely-warty-basidia-clavate-with-foiu-sterigmata-spores-small-globose-or-ellipsoid-with-a-smooth-colorless-membrane-a-genus-of-some-two-hundred-fifty-species-mostly-wood-inhab-iting-one-species-possesses-a-mycelium-which-has-long-been-known-in-its-sterile-form-as-a-rhizoctonia-corticium-vagum-solani-burt-hymenophore-white-when-sporing-poorly-developed-of-loosely-interwoven-hyphae-basidia-short-cylindric-or-oblong-image232037246.htmlRMRDE5TE–. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 407 arising immediately from the mycelium, smooth or minutely warty; basidia clavate, with foiu- sterigmata; spores small, globose or ellipsoid, with a smooth colorless membrane. A genus of some two hundred fifty species, mostly wood inhab- iting. One species possesses a mycelium which has long been known in its sterile form as a Rhizoctonia. Corticium vagum solani Burt. ^*'^^' '^* Hymenophore, white when sporing, poorly developed, of loosely interwoven hyphae; basidia short, cylindric or oblong;
![. The fungi which cause plant disease . Plant diseases; Fungi. â sF- Fig. 294.âC. vagum-solani. Fig. 293.âC. vagum solani Rhizoc- basidia, sterigmata and tonia stage. After Duggar. spores. After Rolfs. what elliptic, often irregular in outline, 9-15 x 6-13 ft. Sterile mycelium(=Rhizoctonia solani=Rhizoctonia violacea)" turning yellowish with age, and branching approximately at right angles; often forming sclerotia-like tufts with short, broad cells more or less triangular which function as chlamydospores. Brown to black sclerotial structures, a few millimeters in diam- eter, consisting of Stock Photo](https://c8.alamy.com/comp/PG45WG/the-fungi-which-cause-plant-disease-plant-diseases-fungi-sf-fig-294c-vagum-solani-fig-293c-vagum-solani-rhizoc-basidia-sterigmata-and-tonia-stage-after-duggar-spores-after-rolfs-what-elliptic-often-irregular-in-outline-9-15-x-6-13-ft-sterile-mycelium=rhizoctonia-solani=rhizoctonia-violaceaquot-turning-yellowish-with-age-and-branching-approximately-at-right-angles-often-forming-sclerotia-like-tufts-with-short-broad-cells-more-or-less-triangular-which-function-as-chlamydospores-brown-to-black-sclerotial-structures-a-few-millimeters-in-diam-eter-consisting-of-PG45WG.jpg ". The fungi which cause plant disease . Plant diseases; Fungi. â sF- Fig. 294.âC. vagum-solani. Fig. 293.âC. vagum solani Rhizoc- basidia, sterigmata and tonia stage. After Duggar. spores. After Rolfs. what elliptic, often irregular in outline, 9-15 x 6-13 ft. Sterile mycelium(=Rhizoctonia solani=Rhizoctonia violacea)" turning yellowish with age, and branching approximately at right angles; often forming sclerotia-like tufts with short, broad cells more or less triangular which function as chlamydospores. Brown to black sclerotial structures, a few millimeters in diam- eter, consisting of Stock Photo")
. The fungi which cause plant disease . Plant diseases; Fungi. â sF- Fig. 294.âC. vagum-solani. Fig. 293.âC. vagum solani Rhizoc- basidia, sterigmata and tonia stage. After Duggar. spores. After Rolfs. what elliptic, often irregular in outline, 9-15 x 6-13 ft. Sterile mycelium(=Rhizoctonia solani=Rhizoctonia violacea)" turning yellowish with age, and branching approximately at right angles; often forming sclerotia-like tufts with short, broad cells more or less triangular which function as chlamydospores. Brown to black sclerotial structures, a few millimeters in diam- eter, consisting of Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-fungi-which-cause-plant-disease-plant-diseases-fungi-sf-fig-294c-vagum-solani-fig-293c-vagum-solani-rhizoc-basidia-sterigmata-and-tonia-stage-after-duggar-spores-after-rolfs-what-elliptic-often-irregular-in-outline-9-15-x-6-13-ft-sterile-mycelium=rhizoctonia-solani=rhizoctonia-violaceaquot-turning-yellowish-with-age-and-branching-approximately-at-right-angles-often-forming-sclerotia-like-tufts-with-short-broad-cells-more-or-less-triangular-which-function-as-chlamydospores-brown-to-black-sclerotial-structures-a-few-millimeters-in-diam-eter-consisting-of-image216451356.htmlRMPG45WG–. The fungi which cause plant disease . Plant diseases; Fungi. â sF- Fig. 294.âC. vagum-solani. Fig. 293.âC. vagum solani Rhizoc- basidia, sterigmata and tonia stage. After Duggar. spores. After Rolfs. what elliptic, often irregular in outline, 9-15 x 6-13 ft. Sterile mycelium(=Rhizoctonia solani=Rhizoctonia violacea)" turning yellowish with age, and branching approximately at right angles; often forming sclerotia-like tufts with short, broad cells more or less triangular which function as chlamydospores. Brown to black sclerotial structures, a few millimeters in diam- eter, consisting of
. Fungous diseases of plants : with chapters on physiology, culture methods and technique . Fungi in agriculture. 47$ FUNGOUS DISEASES OF PLANTS and wild plants. The last-mentioned fungi are at least closely related, perhaps forms of a single species; and in this treatise they are provisionally referred to the genus Corticium. They have been discussed under Corticium vagum B. & C, var. Solani Burt. The writer examined various diseases due to Rhizoctonia while in Europe during 1899 and 1900, and subsequently in the United States. As a result, certain observations may be stated. In the first Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fungous-diseases-of-plants-with-chapters-on-physiology-culture-methods-and-technique-fungi-in-agriculture-47-fungous-diseases-of-plants-and-wild-plants-the-last-mentioned-fungi-are-at-least-closely-related-perhaps-forms-of-a-single-species-and-in-this-treatise-they-are-provisionally-referred-to-the-genus-corticium-they-have-been-discussed-under-corticium-vagum-b-amp-c-var-solani-burt-the-writer-examined-various-diseases-due-to-rhizoctonia-while-in-europe-during-1899-and-1900-and-subsequently-in-the-united-states-as-a-result-certain-observations-may-be-stated-in-the-first-image232124782.htmlRMRDJ5EP–. Fungous diseases of plants : with chapters on physiology, culture methods and technique . Fungi in agriculture. 47$ FUNGOUS DISEASES OF PLANTS and wild plants. The last-mentioned fungi are at least closely related, perhaps forms of a single species; and in this treatise they are provisionally referred to the genus Corticium. They have been discussed under Corticium vagum B. & C, var. Solani Burt. The writer examined various diseases due to Rhizoctonia while in Europe during 1899 and 1900, and subsequently in the United States. As a result, certain observations may be stated. In the first
. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 617. Fia. 416.—Sporodesmium antiquum. After Sac- caxdo. S. exitiosum var. solani Schenck is reported as the cause of a potato disease. S. solani-varians Yanha is the cause of potato disease in Europe, the foliage bearing brown spots and finally dying in a manner resembling death caused by Phytophthora. Cladosporium and pycnidial forms are said to exist. S. mucosum Sacc. was reported by Ader- holt on cucumber fruit and leaves causing disease. S. scorzonerae Aderh. causes a salsify stem and leaf di Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-fungi-which-cause-plant-disease-plant-diseases-fungi-the-fungi-which-cause-plant-disease-617-fia-416sporodesmium-antiquum-after-sac-caxdo-s-exitiosum-var-solani-schenck-is-reported-as-the-cause-of-a-potato-disease-s-solani-varians-yanha-is-the-cause-of-potato-disease-in-europe-the-foliage-bearing-brown-spots-and-finally-dying-in-a-manner-resembling-death-caused-by-phytophthora-cladosporium-and-pycnidial-forms-are-said-to-exist-s-mucosum-sacc-was-reported-by-ader-holt-on-cucumber-fruit-and-leaves-causing-disease-s-scorzonerae-aderh-causes-a-salsify-stem-and-leaf-di-image216451111.htmlRMPG45GR–. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 617. Fia. 416.—Sporodesmium antiquum. After Sac- caxdo. S. exitiosum var. solani Schenck is reported as the cause of a potato disease. S. solani-varians Yanha is the cause of potato disease in Europe, the foliage bearing brown spots and finally dying in a manner resembling death caused by Phytophthora. Cladosporium and pycnidial forms are said to exist. S. mucosum Sacc. was reported by Ader- holt on cucumber fruit and leaves causing disease. S. scorzonerae Aderh. causes a salsify stem and leaf di
![. Insects affecting vegetables [microform]. Légumes; Vegetables; Insect pests; Insectes nuisibles. Fig. 66. Late Blight. Fig. 66. Early Blight Early Blight or Leaf Spot Disease {Alternaria solani). This dis- ease sometimes appears when the plants are from 6 to 8 inches high, but is most abundant about the time the tubers are forming. In severe cases the foliage is badly damaged and the tubers remain small. Un- healthy plants and those attacked by the flea-beetle suffer most from this disease. Small scattered grayish brown circular spots are first observed upon the leaves. These take on a minut Stock Photo](https://c8.alamy.com/comp/REN452/insects-affecting-vegetables-microform-lgumes-vegetables-insect-pests-insectes-nuisibles-fig-66-late-blight-fig-66-early-blight-early-blight-or-leaf-spot-disease-alternaria-solani-this-dis-ease-sometimes-appears-when-the-plants-are-from-6-to-8-inches-high-but-is-most-abundant-about-the-time-the-tubers-are-forming-in-severe-cases-the-foliage-is-badly-damaged-and-the-tubers-remain-small-un-healthy-plants-and-those-attacked-by-the-flea-beetle-suffer-most-from-this-disease-small-scattered-grayish-brown-circular-spots-are-first-observed-upon-the-leaves-these-take-on-a-minut-REN452.jpg ". Insects affecting vegetables [microform]. Légumes; Vegetables; Insect pests; Insectes nuisibles. Fig. 66. Late Blight. Fig. 66. Early Blight Early Blight or Leaf Spot Disease {Alternaria solani). This dis- ease sometimes appears when the plants are from 6 to 8 inches high, but is most abundant about the time the tubers are forming. In severe cases the foliage is badly damaged and the tubers remain small. Un- healthy plants and those attacked by the flea-beetle suffer most from this disease. Small scattered grayish brown circular spots are first observed upon the leaves. These take on a minut Stock Photo")
. Insects affecting vegetables [microform]. Légumes; Vegetables; Insect pests; Insectes nuisibles. Fig. 66. Late Blight. Fig. 66. Early Blight Early Blight or Leaf Spot Disease {Alternaria solani). This dis- ease sometimes appears when the plants are from 6 to 8 inches high, but is most abundant about the time the tubers are forming. In severe cases the foliage is badly damaged and the tubers remain small. Un- healthy plants and those attacked by the flea-beetle suffer most from this disease. Small scattered grayish brown circular spots are first observed upon the leaves. These take on a minut Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/insects-affecting-vegetables-microform-lgumes-vegetables-insect-pests-insectes-nuisibles-fig-66-late-blight-fig-66-early-blight-early-blight-or-leaf-spot-disease-alternaria-solani-this-dis-ease-sometimes-appears-when-the-plants-are-from-6-to-8-inches-high-but-is-most-abundant-about-the-time-the-tubers-are-forming-in-severe-cases-the-foliage-is-badly-damaged-and-the-tubers-remain-small-un-healthy-plants-and-those-attacked-by-the-flea-beetle-suffer-most-from-this-disease-small-scattered-grayish-brown-circular-spots-are-first-observed-upon-the-leaves-these-take-on-a-minut-image232804238.htmlRMREN452–. Insects affecting vegetables [microform]. Légumes; Vegetables; Insect pests; Insectes nuisibles. Fig. 66. Late Blight. Fig. 66. Early Blight Early Blight or Leaf Spot Disease {Alternaria solani). This dis- ease sometimes appears when the plants are from 6 to 8 inches high, but is most abundant about the time the tubers are forming. In severe cases the foliage is badly damaged and the tubers remain small. Un- healthy plants and those attacked by the flea-beetle suffer most from this disease. Small scattered grayish brown circular spots are first observed upon the leaves. These take on a minut
. Fungous diseases of plants : with chapters on physiology, culture methods and technique . Fungi in agriculture. 444 FUNGOUS DISEASES OF PLANTS IV. A ROOT AND STEM ROT FUNGUS Corticium vagtim B. & C, var. Solani Burt. Atkinson, Geo. F. Some Diseases of Cotton. Ala. Agl. Exp. Sta. Built. 41: 30-39. 1892. Clinton, G. P. Rhizoctonia (Rosette). Conn. Agl. Exp. Sta. Rept. (1904): 325-326. pi. 26. Jigs. a-c. Duggar, B. M., and Stewart, F. C. The Sterile Fungus Rhizoctonia. Cornell University Agl. Exp. Sta. Built. 186: 50-76. figs. 15-23. 1901. Ibid. N. Y. (Geneva) Agl. Exp. Sta. Built. 186 : 4- Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fungous-diseases-of-plants-with-chapters-on-physiology-culture-methods-and-technique-fungi-in-agriculture-444-fungous-diseases-of-plants-iv-a-root-and-stem-rot-fungus-corticium-vagtim-b-amp-c-var-solani-burt-atkinson-geo-f-some-diseases-of-cotton-ala-agl-exp-sta-built-41-30-39-1892-clinton-g-p-rhizoctonia-rosette-conn-agl-exp-sta-rept-1904-325-326-pi-26-jigs-a-c-duggar-b-m-and-stewart-f-c-the-sterile-fungus-rhizoctonia-cornell-university-agl-exp-sta-built-186-50-76-figs-15-23-1901-ibid-n-y-geneva-agl-exp-sta-built-186-4-image216441737.htmlRMPG3NJ1–. Fungous diseases of plants : with chapters on physiology, culture methods and technique . Fungi in agriculture. 444 FUNGOUS DISEASES OF PLANTS IV. A ROOT AND STEM ROT FUNGUS Corticium vagtim B. & C, var. Solani Burt. Atkinson, Geo. F. Some Diseases of Cotton. Ala. Agl. Exp. Sta. Built. 41: 30-39. 1892. Clinton, G. P. Rhizoctonia (Rosette). Conn. Agl. Exp. Sta. Rept. (1904): 325-326. pi. 26. Jigs. a-c. Duggar, B. M., and Stewart, F. C. The Sterile Fungus Rhizoctonia. Cornell University Agl. Exp. Sta. Built. 186: 50-76. figs. 15-23. 1901. Ibid. N. Y. (Geneva) Agl. Exp. Sta. Built. 186 : 4-
. Agricultural botany, theoretical and practical. Botany, Economic; Botany. 7o8 FUNGI. mycelium is parasitic upon potato tubers; it appears to injure the latter and prepare an entrance for bacteria of various kinds which sub- sequently give rise to a ' wet-rot' : other parasitic fungi no doubt aid the production of ' wet-rot' in a similar manner. (2) Fusarium disease: 'Dry-rot.'— Just as there are several forms of 'wet- rot ' disease, so are there several ' dry-rots.' One form of the latter Fig. 237.—a portion of the my- prevalent in many districts is due to celium oiFusariu/jt Solani. a Con- Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/agricultural-botany-theoretical-and-practical-botany-economic-botany-7o8-fungi-mycelium-is-parasitic-upon-potato-tubers-it-appears-to-injure-the-latter-and-prepare-an-entrance-for-bacteria-of-various-kinds-which-sub-sequently-give-rise-to-a-wet-rot-other-parasitic-fungi-no-doubt-aid-the-production-of-wet-rot-in-a-similar-manner-2-fusarium-disease-dry-rot-just-as-there-are-several-forms-of-wet-rot-disease-so-are-there-several-dry-rots-one-form-of-the-latter-fig-237a-portion-of-the-my-prevalent-in-many-districts-is-due-to-celium-oifusariujt-solani-a-con-image232357575.htmlRMRE0PCR–. Agricultural botany, theoretical and practical. Botany, Economic; Botany. 7o8 FUNGI. mycelium is parasitic upon potato tubers; it appears to injure the latter and prepare an entrance for bacteria of various kinds which sub- sequently give rise to a ' wet-rot' : other parasitic fungi no doubt aid the production of ' wet-rot' in a similar manner. (2) Fusarium disease: 'Dry-rot.'— Just as there are several forms of 'wet- rot ' disease, so are there several ' dry-rots.' One form of the latter Fig. 237.—a portion of the my- prevalent in many districts is due to celium oiFusariu/jt Solani. a Con-
. The diseases of crops and their remedies : a handbook of economic biology for farmers and students. Plant diseases. 142 DISEASES OF CHOPS. Cure.—See those already described for destroying P. infestans (the potato-disease fungus). The Fusisporium of Cabbages {Fusisporium aurantiacum) has a similar life-history to F. solani. Fig. 47.—White Ensi Fungus or Cabbages {Cystopus candidus). A. Mycelium bearing couidia. x 195. B. Conidiuni (zoosporangium) producing zoospores, x 4^5. C. Oogoniom (1) and antheridium (2). x 195. D. Oospore (resting-spores). x 196. E. Inner membrane of oospore containing Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-diseases-of-crops-and-their-remedies-a-handbook-of-economic-biology-for-farmers-and-students-plant-diseases-142-diseases-of-chops-curesee-those-already-described-for-destroying-p-infestans-the-potato-disease-fungus-the-fusisporium-of-cabbages-fusisporium-aurantiacum-has-a-similar-life-history-to-f-solani-fig-47white-ensi-fungus-or-cabbages-cystopus-candidus-a-mycelium-bearing-couidia-x-195-b-conidiuni-zoosporangium-producing-zoospores-x-45-c-oogoniom-1-and-antheridium-2-x-195-d-oospore-resting-spores-x-196-e-inner-membrane-of-oospore-containing-image232032163.htmlRMRDDYAY–. The diseases of crops and their remedies : a handbook of economic biology for farmers and students. Plant diseases. 142 DISEASES OF CHOPS. Cure.—See those already described for destroying P. infestans (the potato-disease fungus). The Fusisporium of Cabbages {Fusisporium aurantiacum) has a similar life-history to F. solani. Fig. 47.—White Ensi Fungus or Cabbages {Cystopus candidus). A. Mycelium bearing couidia. x 195. B. Conidiuni (zoosporangium) producing zoospores, x 4^5. C. Oogoniom (1) and antheridium (2). x 195. D. Oospore (resting-spores). x 196. E. Inner membrane of oospore containing
. The fungi which cause plant disease . Plant diseases; Fungi. Fia. 416.—Sporodesmium antiquum. After Sac- caxdo. S. exitiosum var. solani Schenck is reported as the cause of a potato disease. S. solani-varians Yanha is the cause of potato disease in Europe, the foliage bearing brown spots and finally dying in a manner resembling death caused by Phytophthora. Cladosporium and pycnidial forms are said to exist. S. mucosum Sacc. was reported by Ader- holt on cucumber fruit and leaves causing disease. S. scorzonerae Aderh. causes a salsify stem and leaf disease.'^* Other parasitic species are: S. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-fungi-which-cause-plant-disease-plant-diseases-fungi-fia-416sporodesmium-antiquum-after-sac-caxdo-s-exitiosum-var-solani-schenck-is-reported-as-the-cause-of-a-potato-disease-s-solani-varians-yanha-is-the-cause-of-potato-disease-in-europe-the-foliage-bearing-brown-spots-and-finally-dying-in-a-manner-resembling-death-caused-by-phytophthora-cladosporium-and-pycnidial-forms-are-said-to-exist-s-mucosum-sacc-was-reported-by-ader-holt-on-cucumber-fruit-and-leaves-causing-disease-s-scorzonerae-aderh-causes-a-salsify-stem-and-leaf-disease-other-parasitic-species-are-s-image232036539.htmlRMRDE4Y7–. The fungi which cause plant disease . Plant diseases; Fungi. Fia. 416.—Sporodesmium antiquum. After Sac- caxdo. S. exitiosum var. solani Schenck is reported as the cause of a potato disease. S. solani-varians Yanha is the cause of potato disease in Europe, the foliage bearing brown spots and finally dying in a manner resembling death caused by Phytophthora. Cladosporium and pycnidial forms are said to exist. S. mucosum Sacc. was reported by Ader- holt on cucumber fruit and leaves causing disease. S. scorzonerae Aderh. causes a salsify stem and leaf disease.'^* Other parasitic species are: S.
![. A manual of injurious insects [microform] : with methods of prevention and remedy for their attacks to food crops, forest trees, and fruit : to which is appended a short introduction to entomology. Insect pests; Agricultural pests; Entomology; Insectes nuisibles, Lutte contre les; Ennemis des cultures, Lutte contre les; Entomologie. ENTOMOLOOY, 898 The head is usually broad, with horiiB commonly of modor- but placed m front of the lower part of the head.. 1 and 2. Potato Bug (Lyons solani): S.'and 4, pupa, nat. size and magnified; 5, Hop Bug, nat. size; G, ditto, magnified. fnrllTf "'&q Stock Photo](https://c8.alamy.com/comp/REP0WK/a-manual-of-injurious-insects-microform-with-methods-of-prevention-and-remedy-for-their-attacks-to-food-crops-forest-trees-and-fruit-to-which-is-appended-a-short-introduction-to-entomology-insect-pests-agricultural-pests-entomology-insectes-nuisibles-lutte-contre-les-ennemis-des-cultures-lutte-contre-les-entomologie-entomolooy-898-the-head-is-usually-broad-with-horiib-commonly-of-modor-but-placed-m-front-of-the-lower-part-of-the-head-1-and-2-potato-bug-lyons-solani-sand-4-pupa-nat-size-and-magnified-5-hop-bug-nat-size-g-ditto-magnified-fnrlltf-quotq-REP0WK.jpg ". A manual of injurious insects [microform] : with methods of prevention and remedy for their attacks to food crops, forest trees, and fruit : to which is appended a short introduction to entomology. Insect pests; Agricultural pests; Entomology; Insectes nuisibles, Lutte contre les; Ennemis des cultures, Lutte contre les; Entomologie. ENTOMOLOOY, 898 The head is usually broad, with horiiB commonly of modor- but placed m front of the lower part of the head.. 1 and 2. Potato Bug (Lyons solani): S.'and 4, pupa, nat. size and magnified; 5, Hop Bug, nat. size; G, ditto, magnified. fnrllTf "'&q Stock Photo")
. A manual of injurious insects [microform] : with methods of prevention and remedy for their attacks to food crops, forest trees, and fruit : to which is appended a short introduction to entomology. Insect pests; Agricultural pests; Entomology; Insectes nuisibles, Lutte contre les; Ennemis des cultures, Lutte contre les; Entomologie. ENTOMOLOOY, 898 The head is usually broad, with horiiB commonly of modor- but placed m front of the lower part of the head.. 1 and 2. Potato Bug (Lyons solani): S.'and 4, pupa, nat. size and magnified; 5, Hop Bug, nat. size; G, ditto, magnified. fnrllTf "'&q Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-manual-of-injurious-insects-microform-with-methods-of-prevention-and-remedy-for-their-attacks-to-food-crops-forest-trees-and-fruit-to-which-is-appended-a-short-introduction-to-entomology-insect-pests-agricultural-pests-entomology-insectes-nuisibles-lutte-contre-les-ennemis-des-cultures-lutte-contre-les-entomologie-entomolooy-898-the-head-is-usually-broad-with-horiib-commonly-of-modor-but-placed-m-front-of-the-lower-part-of-the-head-1-and-2-potato-bug-lyons-solani-sand-4-pupa-nat-size-and-magnified-5-hop-bug-nat-size-g-ditto-magnified-fnrlltf-quotq-image232823631.htmlRMREP0WK–. A manual of injurious insects [microform] : with methods of prevention and remedy for their attacks to food crops, forest trees, and fruit : to which is appended a short introduction to entomology. Insect pests; Agricultural pests; Entomology; Insectes nuisibles, Lutte contre les; Ennemis des cultures, Lutte contre les; Entomologie. ENTOMOLOOY, 898 The head is usually broad, with horiiB commonly of modor- but placed m front of the lower part of the head.. 1 and 2. Potato Bug (Lyons solani): S.'and 4, pupa, nat. size and magnified; 5, Hop Bug, nat. size; G, ditto, magnified. fnrllTf "'&q
. The diseases of crops and their remedies : a handbook of economic biology for farmers and students. Plant diseases. 142 DISEASES OF CROPS. Cure.—See those already described for destroying P. infestans (the potato-disease fungus). The Fusisporium of Cabbages {Fusisporium aurantiacum) has a similar life-history to F. solani. Fig. 47.—White Bust Fungus of Cabbages (Cystoput candidus). A. Mycelium bearing conidia. x 195. B. Conidium (zoosporangium) producing zoospores, x 405, C. Oogonium (1) and antheridium (2). x 195. D. Oospore (resting-spores). x 195. E. Inner membrane of oospore containing z Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-diseases-of-crops-and-their-remedies-a-handbook-of-economic-biology-for-farmers-and-students-plant-diseases-142-diseases-of-crops-curesee-those-already-described-for-destroying-p-infestans-the-potato-disease-fungus-the-fusisporium-of-cabbages-fusisporium-aurantiacum-has-a-similar-life-history-to-f-solani-fig-47white-bust-fungus-of-cabbages-cystoput-candidus-a-mycelium-bearing-conidia-x-195-b-conidium-zoosporangium-producing-zoospores-x-405-c-oogonium-1-and-antheridium-2-x-195-d-oospore-resting-spores-x-195-e-inner-membrane-of-oospore-containing-z-image232096986.htmlRMRDGX22–. The diseases of crops and their remedies : a handbook of economic biology for farmers and students. Plant diseases. 142 DISEASES OF CROPS. Cure.—See those already described for destroying P. infestans (the potato-disease fungus). The Fusisporium of Cabbages {Fusisporium aurantiacum) has a similar life-history to F. solani. Fig. 47.—White Bust Fungus of Cabbages (Cystoput candidus). A. Mycelium bearing conidia. x 195. B. Conidium (zoosporangium) producing zoospores, x 405, C. Oogonium (1) and antheridium (2). x 195. D. Oospore (resting-spores). x 195. E. Inner membrane of oospore containing z
![. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 623 tapering, obtuse, basally dark-brown, slightly constricted at the septa, 5 to 9 times cross-septate and 0-5 times longitudinally septate. It causes injury on carnation leaves and stems. A. solani (E. & M.) Jones & Grout. '"• ^''''"'-'" Spots brown, circular to elliptic, concentrically zonate, amphige- nous, irregularly scattered over the leaf surface; mycelium. Fio. 422.—A. solani, 2, spores germinating and penetrating the living potato leaf; 5, showing cateuulatiou of Stock Photo](https://c8.alamy.com/comp/RDE4XM/the-fungi-which-cause-plant-disease-plant-diseases-fungi-the-fungi-which-cause-plant-disease-623-tapering-obtuse-basally-dark-brown-slightly-constricted-at-the-septa-5-to-9-times-cross-septate-and-0-5-times-longitudinally-septate-it-causes-injury-on-carnation-leaves-and-stems-a-solani-e-amp-m-jones-amp-grout-quot-quot-quot-spots-brown-circular-to-elliptic-concentrically-zonate-amphige-nous-irregularly-scattered-over-the-leaf-surface-mycelium-fio-422a-solani-2-spores-germinating-and-penetrating-the-living-potato-leaf-5-showing-cateuulatiou-of-RDE4XM.jpg ". The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 623 tapering, obtuse, basally dark-brown, slightly constricted at the septa, 5 to 9 times cross-septate and 0-5 times longitudinally septate. It causes injury on carnation leaves and stems. A. solani (E. & M.) Jones & Grout. '"• ^''''"'-'" Spots brown, circular to elliptic, concentrically zonate, amphige- nous, irregularly scattered over the leaf surface; mycelium. Fio. 422.—A. solani, 2, spores germinating and penetrating the living potato leaf; 5, showing cateuulatiou of Stock Photo")
. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 623 tapering, obtuse, basally dark-brown, slightly constricted at the septa, 5 to 9 times cross-septate and 0-5 times longitudinally septate. It causes injury on carnation leaves and stems. A. solani (E. & M.) Jones & Grout. '"• ^''''"'-'" Spots brown, circular to elliptic, concentrically zonate, amphige- nous, irregularly scattered over the leaf surface; mycelium. Fio. 422.—A. solani, 2, spores germinating and penetrating the living potato leaf; 5, showing cateuulatiou of Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-fungi-which-cause-plant-disease-plant-diseases-fungi-the-fungi-which-cause-plant-disease-623-tapering-obtuse-basally-dark-brown-slightly-constricted-at-the-septa-5-to-9-times-cross-septate-and-0-5-times-longitudinally-septate-it-causes-injury-on-carnation-leaves-and-stems-a-solani-e-amp-m-jones-amp-grout-quot-quot-quot-spots-brown-circular-to-elliptic-concentrically-zonate-amphige-nous-irregularly-scattered-over-the-leaf-surface-mycelium-fio-422a-solani-2-spores-germinating-and-penetrating-the-living-potato-leaf-5-showing-cateuulatiou-of-image232036524.htmlRMRDE4XM–. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 623 tapering, obtuse, basally dark-brown, slightly constricted at the septa, 5 to 9 times cross-septate and 0-5 times longitudinally septate. It causes injury on carnation leaves and stems. A. solani (E. & M.) Jones & Grout. '"• ^''''"'-'" Spots brown, circular to elliptic, concentrically zonate, amphige- nous, irregularly scattered over the leaf surface; mycelium. Fio. 422.—A. solani, 2, spores germinating and penetrating the living potato leaf; 5, showing cateuulatiou of
. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 617. Fia. 416.—Sporodesmium antiquum. After Sac- caxdo. S. exitiosum var. solani Schenck is reported as the cause of a potato disease. S. solani-varians Yanha is the cause of potato disease in Europe, the foliage bearing brown spots and finally dying in a manner resembling death caused by Phytophthora. Cladosporium and pycnidial forms are said to exist. S. mucosum Sacc. was reported by Ader- holt on cucumber fruit and leaves causing disease. S. scorzonerae Aderh. causes a salsify stem and leaf di Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-fungi-which-cause-plant-disease-plant-diseases-fungi-the-fungi-which-cause-plant-disease-617-fia-416sporodesmium-antiquum-after-sac-caxdo-s-exitiosum-var-solani-schenck-is-reported-as-the-cause-of-a-potato-disease-s-solani-varians-yanha-is-the-cause-of-potato-disease-in-europe-the-foliage-bearing-brown-spots-and-finally-dying-in-a-manner-resembling-death-caused-by-phytophthora-cladosporium-and-pycnidial-forms-are-said-to-exist-s-mucosum-sacc-was-reported-by-ader-holt-on-cucumber-fruit-and-leaves-causing-disease-s-scorzonerae-aderh-causes-a-salsify-stem-and-leaf-di-image232036542.htmlRMRDE4YA–. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 617. Fia. 416.—Sporodesmium antiquum. After Sac- caxdo. S. exitiosum var. solani Schenck is reported as the cause of a potato disease. S. solani-varians Yanha is the cause of potato disease in Europe, the foliage bearing brown spots and finally dying in a manner resembling death caused by Phytophthora. Cladosporium and pycnidial forms are said to exist. S. mucosum Sacc. was reported by Ader- holt on cucumber fruit and leaves causing disease. S. scorzonerae Aderh. causes a salsify stem and leaf di
![. The fungi which cause plant disease . Plant diseases; Fungi. â sF- Fig. 294.âC. vagum-solani. Fig. 293.âC. vagum solani Rhizoc- basidia, sterigmata and tonia stage. After Duggar. spores. After Rolfs. what elliptic, often irregular in outline, 9-15 x 6-13 ft. Sterile mycelium(=Rhizoctonia solani=Rhizoctonia violacea)" turning yellowish with age, and branching approximately at right angles; often forming sclerotia-like tufts with short, broad cells more or less triangular which function as chlamydospores. Brown to black sclerotial structures, a few millimeters in diam- eter, consisting of Stock Photo](https://c8.alamy.com/comp/RDE5T4/the-fungi-which-cause-plant-disease-plant-diseases-fungi-sf-fig-294c-vagum-solani-fig-293c-vagum-solani-rhizoc-basidia-sterigmata-and-tonia-stage-after-duggar-spores-after-rolfs-what-elliptic-often-irregular-in-outline-9-15-x-6-13-ft-sterile-mycelium=rhizoctonia-solani=rhizoctonia-violaceaquot-turning-yellowish-with-age-and-branching-approximately-at-right-angles-often-forming-sclerotia-like-tufts-with-short-broad-cells-more-or-less-triangular-which-function-as-chlamydospores-brown-to-black-sclerotial-structures-a-few-millimeters-in-diam-eter-consisting-of-RDE5T4.jpg ". The fungi which cause plant disease . Plant diseases; Fungi. â sF- Fig. 294.âC. vagum-solani. Fig. 293.âC. vagum solani Rhizoc- basidia, sterigmata and tonia stage. After Duggar. spores. After Rolfs. what elliptic, often irregular in outline, 9-15 x 6-13 ft. Sterile mycelium(=Rhizoctonia solani=Rhizoctonia violacea)" turning yellowish with age, and branching approximately at right angles; often forming sclerotia-like tufts with short, broad cells more or less triangular which function as chlamydospores. Brown to black sclerotial structures, a few millimeters in diam- eter, consisting of Stock Photo")
. The fungi which cause plant disease . Plant diseases; Fungi. â sF- Fig. 294.âC. vagum-solani. Fig. 293.âC. vagum solani Rhizoc- basidia, sterigmata and tonia stage. After Duggar. spores. After Rolfs. what elliptic, often irregular in outline, 9-15 x 6-13 ft. Sterile mycelium(=Rhizoctonia solani=Rhizoctonia violacea)" turning yellowish with age, and branching approximately at right angles; often forming sclerotia-like tufts with short, broad cells more or less triangular which function as chlamydospores. Brown to black sclerotial structures, a few millimeters in diam- eter, consisting of Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-fungi-which-cause-plant-disease-plant-diseases-fungi-sf-fig-294c-vagum-solani-fig-293c-vagum-solani-rhizoc-basidia-sterigmata-and-tonia-stage-after-duggar-spores-after-rolfs-what-elliptic-often-irregular-in-outline-9-15-x-6-13-ft-sterile-mycelium=rhizoctonia-solani=rhizoctonia-violaceaquot-turning-yellowish-with-age-and-branching-approximately-at-right-angles-often-forming-sclerotia-like-tufts-with-short-broad-cells-more-or-less-triangular-which-function-as-chlamydospores-brown-to-black-sclerotial-structures-a-few-millimeters-in-diam-eter-consisting-of-image232037236.htmlRMRDE5T4–. The fungi which cause plant disease . Plant diseases; Fungi. â sF- Fig. 294.âC. vagum-solani. Fig. 293.âC. vagum solani Rhizoc- basidia, sterigmata and tonia stage. After Duggar. spores. After Rolfs. what elliptic, often irregular in outline, 9-15 x 6-13 ft. Sterile mycelium(=Rhizoctonia solani=Rhizoctonia violacea)" turning yellowish with age, and branching approximately at right angles; often forming sclerotia-like tufts with short, broad cells more or less triangular which function as chlamydospores. Brown to black sclerotial structures, a few millimeters in diam- eter, consisting of
![. A manual of injurious insects [microform] : with methods of prevention and remedy for their attacks to food crops, forest trees, and fruit : to which is appended a short introduction to entomology. Insect pests; Agricultural pests; Entomology; Insectes nuisibles, Lutte contre les; Ennemis des cultures, Lutte contre les; Entomologie. 1 and 2. Potato Bug (Lyons solani): S.'and 4, pupa, nat. size and magnified; 5, Hop Bug, nat. size; G, ditto, magnified. fnrllTf "'"""n^ so^iewhat thread-like. Legs various, chiefly frf^nnl o ^r^u-""^' ^"* «o^etimes in the aquat Stock Photo](https://c8.alamy.com/comp/REP0WH/a-manual-of-injurious-insects-microform-with-methods-of-prevention-and-remedy-for-their-attacks-to-food-crops-forest-trees-and-fruit-to-which-is-appended-a-short-introduction-to-entomology-insect-pests-agricultural-pests-entomology-insectes-nuisibles-lutte-contre-les-ennemis-des-cultures-lutte-contre-les-entomologie-1-and-2-potato-bug-lyons-solani-sand-4-pupa-nat-size-and-magnified-5-hop-bug-nat-size-g-ditto-magnified-fnrlltf-quotquotquotquotn-soiewhat-thread-like-legs-various-chiefly-frfnnl-o-ru-quotquot-quot-oetimes-in-the-aquat-REP0WH.jpg ". A manual of injurious insects [microform] : with methods of prevention and remedy for their attacks to food crops, forest trees, and fruit : to which is appended a short introduction to entomology. Insect pests; Agricultural pests; Entomology; Insectes nuisibles, Lutte contre les; Ennemis des cultures, Lutte contre les; Entomologie. 1 and 2. Potato Bug (Lyons solani): S.'and 4, pupa, nat. size and magnified; 5, Hop Bug, nat. size; G, ditto, magnified. fnrllTf "'"""n^ so^iewhat thread-like. Legs various, chiefly frf^nnl o ^r^u-""^' ^"* «o^etimes in the aquat Stock Photo")
. A manual of injurious insects [microform] : with methods of prevention and remedy for their attacks to food crops, forest trees, and fruit : to which is appended a short introduction to entomology. Insect pests; Agricultural pests; Entomology; Insectes nuisibles, Lutte contre les; Ennemis des cultures, Lutte contre les; Entomologie. 1 and 2. Potato Bug (Lyons solani): S.'and 4, pupa, nat. size and magnified; 5, Hop Bug, nat. size; G, ditto, magnified. fnrllTf "'"""n^ so^iewhat thread-like. Legs various, chiefly frf^nnl o ^r^u-""^' ^"* «o^etimes in the aquat Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-manual-of-injurious-insects-microform-with-methods-of-prevention-and-remedy-for-their-attacks-to-food-crops-forest-trees-and-fruit-to-which-is-appended-a-short-introduction-to-entomology-insect-pests-agricultural-pests-entomology-insectes-nuisibles-lutte-contre-les-ennemis-des-cultures-lutte-contre-les-entomologie-1-and-2-potato-bug-lyons-solani-sand-4-pupa-nat-size-and-magnified-5-hop-bug-nat-size-g-ditto-magnified-fnrlltf-quotquotquotquotn-soiewhat-thread-like-legs-various-chiefly-frfnnl-o-ru-quotquot-quot-oetimes-in-the-aquat-image232823629.htmlRMREP0WH–. A manual of injurious insects [microform] : with methods of prevention and remedy for their attacks to food crops, forest trees, and fruit : to which is appended a short introduction to entomology. Insect pests; Agricultural pests; Entomology; Insectes nuisibles, Lutte contre les; Ennemis des cultures, Lutte contre les; Entomologie. 1 and 2. Potato Bug (Lyons solani): S.'and 4, pupa, nat. size and magnified; 5, Hop Bug, nat. size; G, ditto, magnified. fnrllTf "'"""n^ so^iewhat thread-like. Legs various, chiefly frf^nnl o ^r^u-""^' ^"* «o^etimes in the aquat
. Fungous diseases of plants : with chapters on physiology, culture methods and technique . Fungi in agriculture. 444 FUNGOUS DISEASES OF PLANTS IV. A ROOT AND STEM ROT FUNGUS Corticium vagtim B. & C, var. Solani Burt. Atkinson, Geo. F. Some Diseases of Cotton. Ala. Agl. Exp. Sta. Built. 41: 30-39. 1892. Clinton, G. P. Rhizoctonia (Rosette). Conn. Agl. Exp. Sta. Rept. (1904): 325-326. pi. 26. Jigs. a-c. Duggar, B. M., and Stewart, F. C. The Sterile Fungus Rhizoctonia. Cornell University Agl. Exp. Sta. Built. 186: 50-76. figs. 15-23. 1901. Ibid. N. Y. (Geneva) Agl. Exp. Sta. Built. 186 : 4- Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fungous-diseases-of-plants-with-chapters-on-physiology-culture-methods-and-technique-fungi-in-agriculture-444-fungous-diseases-of-plants-iv-a-root-and-stem-rot-fungus-corticium-vagtim-b-amp-c-var-solani-burt-atkinson-geo-f-some-diseases-of-cotton-ala-agl-exp-sta-built-41-30-39-1892-clinton-g-p-rhizoctonia-rosette-conn-agl-exp-sta-rept-1904-325-326-pi-26-jigs-a-c-duggar-b-m-and-stewart-f-c-the-sterile-fungus-rhizoctonia-cornell-university-agl-exp-sta-built-186-50-76-figs-15-23-1901-ibid-n-y-geneva-agl-exp-sta-built-186-4-image232124943.htmlRMRDJ5MF–. Fungous diseases of plants : with chapters on physiology, culture methods and technique . Fungi in agriculture. 444 FUNGOUS DISEASES OF PLANTS IV. A ROOT AND STEM ROT FUNGUS Corticium vagtim B. & C, var. Solani Burt. Atkinson, Geo. F. Some Diseases of Cotton. Ala. Agl. Exp. Sta. Built. 41: 30-39. 1892. Clinton, G. P. Rhizoctonia (Rosette). Conn. Agl. Exp. Sta. Rept. (1904): 325-326. pi. 26. Jigs. a-c. Duggar, B. M., and Stewart, F. C. The Sterile Fungus Rhizoctonia. Cornell University Agl. Exp. Sta. Built. 186: 50-76. figs. 15-23. 1901. Ibid. N. Y. (Geneva) Agl. Exp. Sta. Built. 186 : 4-
Search Results for Solani Black & White Stock Photos and Images (36)
Page 1 of 1