杀虫剂能够顺利灭杀害虫,主要是通过虫体的体壁、消化系统、呼吸系统、血液循环系统来破坏其神经系统、生殖系统的功能,或影响虫体某些器官的功能,从而达到杀虫效果。杀虫剂按照其作用方式可分为触杀剂、胃毒剂、熏蒸剂。不同药剂作用部位又不同,目前大部分药剂都属于神经毒剂,主要作用于虫体的神经部位,或抑制昆虫神经系统信息传导的药剂。下面对各类神经毒剂作一概述: Pesticides can successfully kill pests, mainly through the body wall, digestive system, respiratory system, circulatory system to destroy their nervous system, reproductive system, or affect the function of some organism in insects to achieve Insecticidal effect. Pesticides in accordance with its mode of action can be divided into touch agent, stomach poison, fumigant. Different parts of the role of different agents, most of the current agents are nerve agents, the main role in the nerve parts of parasites, or inhibit insects nerve system of information transmission agents. The following is a summary of various types of nerve agents: