近来,笔者在农村工作中看到有些农民在农作物病虫害的防治用药中存在以下一些错误。 一是盲目使用农药,不分防治对象,不到防治标准就用药。如稻作区的一些农民过多施用农药,只见田里有了虫,不分益虫和害虫,或者虫发生为害程度未到防治标准,见虫就打药,结果造成浪费,污染环境。因此,庄稼医院一定要做好当地病虫测报,认真调查监测,掌握病虫发生发展情况,正 Recently, I have seen some farmers in the rural work in the prevention and treatment of crop pests in the following errors. First, the blind use of pesticides, regardless of prevention and treatment targets, less than the standard of prevention and treatment. For example, some peasants in the paddy area have used too much pesticide and saw that insects and pests are not found in the fields, or that pest levels have not reached the prevention and control standards. See insects and pesticides. As a result, waste and pollution of the environment are caused. Therefore, the crop hospitals must do a good job of local pests reporting, careful investigation and monitoring, grasp the occurrence and development of pests and diseases, is