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近年来黄瓜生产随着日光温室、塑料大棚、地膜覆盖等保护措施的改进,种植面不断扩大,加之茬次增多,为黄瓜灰霉病的滋生蔓延创造了条件,一般损失在30％以上,1991年我们对黄瓜灰霉病进行防治试验。1 材料与方法1.1 黄瓜不同品种对灰霉病的抗病性 在不施任何杀菌剂的条件下,以山东密刺、新泰密刺、牟瓜1号、中农5号、81—13为调查对象,于发病盛期分别随机调查60株,
In recent years, cucumber production with the protection of solar greenhouse, plastic greenhouses, mulching and other protective measures to improve, planting surface growing, coupled with increased stubble, to cucumber gray mold breeding and propagation to create the conditions, the general loss of more than 30% in 1991 We cucumber gray mold prevention and control test. MATERIALS AND METHODS A. Disease resistance of different cucumber cultivars to Botrytis cinerea Under the condition of not applying any fungicide, the investigation was carried out with Shamian, Xintai spur, Mougu 1, Zhongnong 5 and 81-13 Subjects, at the peak of the disease were randomly surveyed 60,