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1976年,我场棉红铃虫发生危害严重,由于我们采取了有效防治措施,因而减轻了其危害,保证了皮棉优质,种子质量也得到相应提高。现将我们防治各代红铃虫的方法简介如下。 1.第一代。防治该代红铃虫采用的方法
In 1976, the occurrence of cotton bollworm in our field was seriously endangered. Since we took effective measures to prevent and control it, the harm is reduced, the quality of lint is guaranteed, and the quality of seeds is also improved accordingly. Now we control the generations of pink bollworm method is as follows. First generation The method used to control the generation of pink bollworms