在杀虫工作实践中,人们都知道,长期使用单一的杀虫剂,很快就会产生抗性。因此如何对付抗性很早以来就成为人们探索的课题。在不断的实践中,已经摸索了许多行之有效的方法,如轮换或镶嵌用药、两种或两种以上杀虫剂的混用、杀虫剂加增效剂的方法等。其中以混用最为普遍。因为混用与单用相比有许多明显的优点:增效、降低使 In the practice of insecticidal work, people all know that long-term use of a single insecticide will soon produce resistance. So how to deal with resistance has long been a subject explored by people. In constant practice, many effective methods have been explored, such as rotation or inlaid medicine, the combination of two or more pesticides, insecticide plus synergist, and the like. Among them, the most common is mixing. Because mixing and single use compared to many obvious advantages: efficiency, reduce the use of