Diseases of cultivated plants and Diseases of cultivated plants and trees diseasesofcultiv00massuoft Year: [1910?] Fig. 43.—Eutypellii prunastri. i, portion of stem of young plum-tree show- ing conidial stage of fungus ; 2, portion showing a.scigcrous stage on the dead bark. especially when the soil is inclined to be stiff. Under such circumstances numerous large lenticels are formed on the stem, and I have found by experiment that if spores of the conidial condition of the fungus are applied to such lenticels during damp weather infection follows. To guard against infection from air-borne s

Diseases of cultivated plants and Diseases of cultivated plants and trees  diseasesofcultiv00massuoft Year: [1910?]  Fig. 43.—Eutypellii prunastri. i, portion of stem of young plum-tree show- ing conidial stage of fungus ; 2, portion showing a.scigcrous stage on the dead bark. especially when the soil is inclined to be stiff. Under such circumstances numerous large lenticels are formed on the stem, and I have found by experiment that if spores of the conidial condition of the fungus are applied to such lenticels during damp weather infection follows. To guard against infection from air-borne s Stock Photo
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Diseases of cultivated plants and Diseases of cultivated plants and trees diseasesofcultiv00massuoft Year: [1910?] Fig. 43.—Eutypellii prunastri. i, portion of stem of young plum-tree show- ing conidial stage of fungus ; 2, portion showing a.scigcrous stage on the dead bark. especially when the soil is inclined to be stiff. Under such circumstances numerous large lenticels are formed on the stem, and I have found by experiment that if spores of the conidial condition of the fungus are applied to such lenticels during damp weather infection follows. To guard against infection from air-borne spores, cover the trunk and branches with a mixture of lime and soft-soap. Diseased trees should be removed and burned.