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三年来抗性结果:溴氰菊酯对淡色蚊蚊幼的LC_(50)为0.0008—0.0017ppm;氯菊酯为0.0063—0.0191ppm,二者呈上升趋势。而敌敌畏为0.9978—0.1789ppm,呈下降趋势。
Resistant results in three years: deltamethrin (delta) (50) for deltamethrin to light color mosquito mosquitoes ranged from 0.0008 to 0.0017 ppm; permethrin ranged from 0.0063 to 0.0191 ppm, both of which showed an upward trend. The dichlorvos 0.9978-0.1789ppm, a downward trend.