近几年来，一些不法之徒，乘农民之急，把一些假冒伪劣或过期失效的农药投放市场，坑骗群众。介绍几种鉴别真假农药的可行办法。直接观察法：一看标签。假冒伪劣往往家迹模糊不清，无注册商标和出厂日期、厂址，包装不规格。二看物理性状。粉剂和可湿性粉剂农药一般含水量... In recent years, some unscrupulous people, taking the peasants’ precaution, put some pesticides that are fake or expired and put them on the market and cheat the masses. Introduce several ways to identify true and false pesticides. Direct observation: a look at the label. Often the traces of fake and shoddy unclear, no registered trademarks and factory date, site, packaging specifications. Second, look at physical traits. Powder and wettable powder pesticide general water content ...