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灰霉病从开败的花侵入向幼瓜发展,病部生灰色霉层。防治:①清除前茬病残体,定植前用20％速克灵烟剂或20％特克多烟剂0.5～1公斤/亩熏闷12～24小时,或用50％速克灵可湿
Botrytis from the defeat of the flowers invaded the development of young cucumbers, sick gray gray mold layer. Prevention: ① remove the stubble before the disease, before planting with 20% Kailing agent or 20% Texaco tobacco 0.5 ~ 1 kg / mu smoked boring 12 to 24 hours, or 50%