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我们于1985～1986年9—10月连续两年,对郑州市家蝇抗性进行了测定。借以掌握我市家蝇对溴氰菊酯、二氯苯醚菊酯两种药物的抗性变化及增长趋势,为合理使用杀虫剂提供科学依据。现将测试结果报告如
We tested for resistance to housefly in Zhengzhou for two consecutive years from September to October of 1985 ~ 1986. In order to master the city housefly deltamethrin, permethrin two resistance changes and trends, to provide a scientific basis for the rational use of pesticides. Now report the test results