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本文评价了3种用于美洲斑潜蝇田间药效试验方法 ,认为作物被害程度分级法不但可以评价不同种类的杀虫剂对该害虫的药效 ,而且可以判断各类农药的初效和残效 ,较现行的其他方法简便、可靠
In this paper, three methods for field efficacy testing of Liriomyza sativae were evaluated. The grading method of crop damage degree not only can evaluate the efficacy of different kinds of insecticides on the pests, but also can determine the initial effect and residual effect of various pesticides , Other than the current method is simple and reliable