RMT1H6BX–Diseases of truck crops Diseases of truck crops / Ralph E. Smith diseasesoftruckc119smit Year: 1940 im - ji. Fig. 23.—Cauliflower plants affected by root rot in a low, wet corner of the field. fected plants is the only method known at present for holding these virus diseases in check. White Rust.—In this disease, the stems, leaves, or flower stalks may be swollen and deformed. White, blisterlike, spore pustules of the fungus. Albugo Candida, appear on the surface. The disease is not often serious, but is most common on radish and certain cruciferous weeds like shep- herd's purse. Affecte
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