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笔者下乡调查时 ,部分农民反映害虫“打不死”,认为所用的药剂是假药等 ,其实害虫“打不死”的主要原因可能有如下几个方面。1 .目前 ,化学防治仍是广大农民防治农作物病虫草鼠害的主要手段。农民在防治害虫时过分依赖化学防治 ,对化学农药杀灭害虫的期望值较高 ,常简单地看残
When I came to the countryside for investigation, some peasants reported that pests “fought undead” and considered that the drugs used were counterfeit medicines. In fact, the main reasons for the pests to “hit me” might include the following aspects. At present, chemical control is still the main means by which peasants control pests, weeds and rats in crops. Peasants over-reliance on chemical control in the control of pests, high expectations of chemical pesticides to kill pests, often simply to see residual