编辑同志: 近几年,在农作物病害、虫害同时发生的时候,为了节省时间和劳力,农民们喜欢多种农药混合使用,达到一次喷药防治多种病虫害的目的。这也是农技部门提倡的。但是,目前各生产农药的厂家,在农药包装上既不标明每种农药本身的化学性质,又不注明该种农药不宜与哪些农药及肥料混用的说明,这样,给农民在使用农药时带来许多不便;如果是在农技人员指导下使 Editorial Comrades: In recent years, when crop diseases and insect pests occur simultaneously, in order to save time and labor, farmers like to use a variety of pesticides in combination to achieve a single purpose of spraying and controlling pests and diseases. This is also the agricultural sector advocated. However, the current manufacturers of pesticides, pesticide packaging neither marked the chemical nature of each pesticide itself, do not indicate the kind of pesticides and pesticides should not be mixed with the instructions, so that farmers in the use of pesticides To a lot of inconvenience; if it is under the guidance of agricultural technicians