食蚜瘿蚊(Aphidoletes aphidimyza)是蚜虫的重要捕食性天敌。为协调化学农药和食蚜瘿蚊的应用,于1987～1989年测定了13种常用化学农药对食蚜瘿蚊的毒性,现报告如下。 一、材料和方法 1.食蚜瘿蚊1987年从加拿大天敌应用公司引进。试验以卵和2～3龄幼虫为供试材料, Aphidoletes aphidimyza is an important predator of aphids. In order to coordinate the application of chemical pesticides and Aphis gossypii, the toxicity of 13 commonly used chemical pesticides to Aphis gossypii was determined from 1987 to 1989, and the report is as follows. First, the material and methods 1 food aphid gall midge mosquito in Canada in 1987 from the introduction of natural enemy applications company. The eggs and 2 ~ 3 instar larvae were used as test materials,