. Fig. 62. — Cranberry scald and blast. After Shear. blossom itself may be blighted. The affected berry shrivels, turns black, and is covered with pycnidia. From such fruits the disease spreads to other fruits and to the leaves. In some bogs as much as 50 per cent of the crop is thus destroyed. This form of disease is commonly 1 The information given here is taken largely from Shear, C. L., Dept. Agr. Bur. Plant Indus. Bui. 110, and Halsted, B. D., Agr. Exp. Sta. Bui. 64.

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