. Fig. 92. — Black-mold on oollard as seen from upper side of the leaf. Original. They enlarge sometimes to 2-3 cm. in diameter. The tissue dries, becomes brittle, and often falls away, leaving ragged holes. In many instances the plants die or fail to mature. In storage the spots continue to enlarge, and it is here that the greatest loss occurs. Storage houses should be disinfected with Bordeaux mixture, and temperature and ventilation regulated as suggested under soft-rot, p. 172. Drop-^^ {Sclerotinia Uhertiana). — This malady is dis- cussed luider lettuce. Upon the cabbage, rape, cauliflower
. Fig. 92. — Black-mold on oollard as seen from upper side of the leaf. Original. They enlarge sometimes to 2-3 cm. in diameter. The tissue dries, becomes brittle, and often falls away, leaving ragged holes. In many instances the plants die or fail to mature. In storage the spots continue to enlarge, and it is here that the greatest loss occurs. Storage houses should be disinfected with Bordeaux mixture, and temperature and ventilation regulated as suggested under soft-rot, p. 172. Drop-^^ {Sclerotinia Uhertiana). — This malady is dis- cussed luider lettuce. Upon the cabbage, rape, cauliflower,
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Keywords: ., bookauthorstevensf, bookcentury1900, bookdecade1920, bookyear1921
