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菜蛾尽是广东省农业科学院农化中心研制的一种新型生物农药,治理抗性小菜蛾,表现出杀死速度比一般生物农药快,与目前使用的各类杀虫剂无交互抗性等特点。笔者于1998～1999年间在我国南方菜区进行了详细的田间试验观察,现将结果报告如下。1 材料与方法1.1 试验药剂 (1)菜蛾尽
It is a new type of biopesticide developed by Agricultural Chemistry Center of Guangdong Academy of Agricultural Sciences to deal with resistant diamondback moth and to show its killing rate is faster than that of general biological pesticide and has no cross resistance with various pesticides currently used Features. The author conducted a detailed field experiment in southern China in 1998-1999. The results are reported as follows. 1 Materials and Methods 1.1 Test Pharmacy (1) Plutella do