. Diseases of economic plants . Plant diseases. VEGETABLE AND FIELD CEOPS 203 the leaves, and from them the pods, soon become in- fected with watery, ulcer-Ulce spots without definite bound- ary, similar to those upon the leaves, though often amber coated. Attack upon young pods kills them. This disease is carried over the season largely by infected seed and is conveyed from plant to plant in the field by in- sects. Diseased seed and seed from fields bearing the disease should be avoided, and clean culture, in- cluding the burn- ing of all infected plant parts, should be prac- ticed. The fol-
. Diseases of economic plants . Plant diseases. VEGETABLE AND FIELD CEOPS 203 the leaves, and from them the pods, soon become in- fected with watery, ulcer-Ulce spots without definite bound- ary, similar to those upon the leaves, though often amber coated. Attack upon young pods kills them. This disease is carried over the season largely by infected seed and is conveyed from plant to plant in the field by in- sects. Diseased seed and seed from fields bearing the disease should be avoided, and clean culture, in- cluding the burn- ing of all infected plant parts, should be prac- ticed. The fol- lowing list shows the variation in resistance, the least susceptible being placed first and the most susceptible last: Schindler's. Fig. 91. — Bacteriosis of the bean. After 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 Stevens, Frank Lincoln, 1871-1934; Hall, John Galentine, 1870-. New York : Macmillan
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Keywords: ., bookauthorstevensf, bookcentury1900, bookdecade1910, bookyear1910
