当前,部分农民因购买假劣农药而造成了不小的经济损失,他们渴望能够掌握一些简便易行的农药鉴别知识。那么,怎样鉴别假劣农药呢? 1.看包装瓶装农药要求瓶贴完整,瓶盖紧密,无破损。并注意瓶上的出厂日期和有效期,超过有效期 At present, some peasants have caused considerable economic losses as a result of the purchase of counterfeit pesticides. They are eager to acquire some simple and convenient knowledge of pesticide identification. So, how to identify counterfeit pesticides do? 1. Look at the packaging bottle of pesticide bottles required complete, tightly closed, without damage. And pay attention to the bottles on the date of manufacture and expiration date, more than valid