当人们在农药施用前对其安全性及残留农药的分解消失等问题还不完全了解时,往往心有余悸,唯恐造成环境污染或其它损失,因此很多人不愿使用。作者认为:在对农药的使用范围、容许浓度、残留和分解等问题全面了解的情况下,施用农药是安全的。农药在环境中的分解速率以河水、湖 When people do not fully understand their safety and the breakdown of residual pesticides before pesticide application, they often have the fear of causing environmental pollution or other losses so many people are reluctant to use it. The authors argue that it is safe to apply pesticides in the context of pesticide use, allowable concentration, residue and decomposition. Pesticide decomposition rate in the environment to the river, lake