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近年来,上海郊区草莓种植面积不断扩大,草莓的植保工作引起了人们的重视。1985年我们调查了本院园艺队、宝山县张建浜大队苏家宅生产队、上海县梅陇种子场和上海县华漕果园的草莓病害发生情况。同时在室内进行了草莓灰霉病菌的药效测定。一、草莓主要病害及发生情况据调查,上海郊区草莓的主要病害有灰霉病(Botrytis cinereae)、叶斑病(Mycos-phacrella fragariae)。草莓灰霉病:病斑发生于叶、花、果柄和将成熟的果实上。在叶和果柄上发生时,患处褐色和暗褐色呈水渍状病斑。在高湿条
In recent years, suburbs of Shanghai strawberry growing area, strawberry plant protection has attracted people’s attention. In 1985, we investigated the occurrence of strawberry diseases in our horticultural team, Zhangjiabang team in Suqianzhai, Baoshang County, Meilong Farm in Shanghai and Huacao orchard in Shanghai. At the same time, the curative effect of strawberry gray mold was determined indoors. First, the main diseases and occurrence of strawberry According to the survey, the main diseases of strawberry in suburban Shanghai are Botrytis cinereae and Mycos-phacrella fragariae. Botrytis cinerea: Lesions occur on leaves, flowers, stalks, and mature fruits. Occurred on leaves and stems, the affected area was brown and dark brown stains spotted water stains. In the wet bar