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大同市家蝇对三种杀虫剂的敏感性:敌敌畏的 LD_(50)为0.0537微克/雌蝇;敌百虫为3.154微克/雌蝇;溴氰菊酯的0.0108微克/雌蝇。与1985年相比,抗药性均有所增长,而其中以溴氰菊酯为最。
The susceptibility of house flies to three insecticides in Datong was: LD 50 of dichlorvos was 0.0537 μg / female; trichlorfon was 3.154 μg / female; and deltamethrin was 0.0108 μg / female. Compared with 1985, resistance increased, of which deltamethrin was the most.