Diseases of truck crops Diseases of truck crops / Ralph E. Smith diseasesoftruckc119smit Year: 1940 Diseases of Truck Crops 79 have been plowed and pulled out, a very careful man should examine each one by splitting the stem; he should throw all the plants which show any signs of stem rot into a separate pile. This is a very particular job which cannot be trusted to ordinary help. The extra expense is not very Fig. 34.—Stem rot of sweet potato. great. The seed potatoes should then be taken from the clean plants, all those which show blemishes of any kind being discarded. This should be
Diseases of truck crops Diseases of truck crops / Ralph E. Smith diseasesoftruckc119smit Year: 1940 Diseases of Truck Crops 79 have been plowed and pulled out, a very careful man should examine each one by splitting the stem; he should throw all the plants which show any signs of stem rot into a separate pile. This is a very particular job which cannot be trusted to ordinary help. The extra expense is not very Fig. 34.—Stem rot of sweet potato. great. The seed potatoes should then be taken from the clean plants, all those which show blemishes of any kind being discarded. This should be done before the stems have been injured by frost. If the seed is not se- lected in this way, many diseased potatoes will be used for planting and stem rot will keep on increasing.
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