近几年来,上海郊区使用除草剂越来越普遍,为了用好除草剂,防止药害,现将造成药害的原因和防治方法简要介绍如下: 一、药害的原因 1、错用农药:除草剂的专一性很强,用于一种作物的除草剂,只对这种作物有选择性,对别的作物就较敏感, In recent years, Shanghai suburbs use of herbicides more and more common, in order to make good use of herbicides, to prevent injury, will cause injury and prevention methods are briefly described as follows: First, the causes of injury 1, misuse of pesticides: Herbicides are very specific and herbicides for a crop are selective only for this crop and are more sensitive to other crops,