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目前,温室白粉虱(Trialeurodes vap—orariorum Westwood)是大庆市温室蔬菜生产上的一大害虫。七六年从外地传入我市,七九年以来,年年大发生,主要为害黄瓜、蕃茄、茄子、豆角、花卉、烟草等作物,使作物提前死亡,减产30—50%左右。以往都用敌敌畏,乐果等农药进行防治,虽取得一定效果,但随着温室白粉虱抗药性的不断增强,农药使用量年年加大,环境污染和果实品质变劣,威胁着人们的健康,急需改变其防治办法。一九八一年根据材料介绍从中国农科院生防室引进丽蚜小蜂(Enc
Currently, Trialeurodes vap-orariorum Westwood is a major pest in greenhouse vegetable production in Daqing City. In 1976, it came into the city from abroad. Since 1979, it has been happening year after year. The main crops are cucumbers, tomatoes, eggplants, beans, flowers, tobacco and other crops, leading to the early death of crops by about 30-50%. Past use of dichlorvos, dimethoate and other pesticides for prevention and treatment, although achieved some results, but with the Greenhouse whitefly resistance continues to increase, pesticide use increased year after year, environmental pollution and poor quality of fruit, threatening people’s health , Urgently need to change its prevention and treatment measures. In 1981, according to the introduction of the material introduced from the Chinese Academy of Agricultural Sciences Fangrui Fang aphid wasps (Enc