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通过对10种不同杀虫剂的室内毒力测定或田间药效试验,筛选出4种对甜菜夜蛾具有优良防效的新型杀虫剂,即宝路、除尽、先力及米满,其中宝路和除尽具有低毒、高效、残效期长等特点,可在甜菜夜蛾暴发年份作为首选杀虫剂使用,先力和米满具有防效较高、药效缓慢等特点,可在甜菜夜蛾暴发年份与宝路和除尽交替使用,或在发生量较轻年份作为常规农药使用。
Through the indoor toxicity test of 10 different insecticides or the field efficacy test, 4 new insecticides with excellent control effect on beet armyworm were screened out, Among them, Pola Road and its removal do not have the characteristics of low toxicity, high efficiency, long residual period, etc., which may be used as the insecticide of choice in the stage of outbreak of beet armyworm. The first and the meter have the characteristics of high prevention effect and slow efficacy. The year of beet armyworm outbreaks with Po Road and alternate use, or in light years of occurrence as a conventional pesticide use.