氯氰菊酯是除虫菊酯衍生物的一种新型杀虫剂,具有高效低毒的特点。近几年来,在防治家庭卫生害虫中得到广泛应用。为了更加有效地控制传病昆虫,提高人们的健康水平,防止环境污染,延缓传病昆虫抗药性的产生,本文通过氯氰菊酯顺(反)异构体对美洲大蠊中枢神经大轴突钠、钾通道的调 Cypermethrin is a new insecticide of pyrethrins derivatives, with high efficiency and low toxicity. In recent years, it has been widely used in the prevention and control of pests of family hygiene. In order to control the disease-transmitted insects more effectively, raise people’s health level, prevent the environmental pollution and delay the emergence of insecticide resistance, we studied the effects of cypermethrin on the central axons sodium and potassium of the American cockroach Channel adjustment