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我国自 70年代以来家蝇对有机氯、有机磷杀虫剂普遍产生抗性之后 ,给蝇类防制工作带来了很大困难。我们于 1 998年和 2 0 0 0年 8月进行了家蝇对化学药物敌敌畏、倍硫磷、乐果、溴氰菊酯等抗性测定 ,结果报导如下。1 材 料1 .1 药品 :敌敌畏原液、 80 %敌敌畏乳剂、倍硫磷
Since the 1970s, houseflies in general have developed resistance to organochlorine and organophosphate insecticides, which has brought great difficulties to the control of flies. We conducted houseflies in 1992 and August 2000 on the chemical drug dichlorvos, fenthion, dimethoate, deltamethrin and other resistance determination, the results reported below. 1 material 1 .1 drugs: dichlorvos liquid, 80% dichlorvos emulsion, fenthion