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明溪淮山药自2009年相继获得绿色食品认证、国家地理标志登记保护产品后,市场对其产品的需求大幅度增加,种植面积连年扩大。但由于化学农药的滥用害虫的抗药性问题也显现出来,斜纹夜蛾在淮山药上的为害逐年加重。为了提高化学防治效果,选择虫螨腈、茚虫威、甲氨基阿维菌素苯甲酸盐、斜纹夜蛾核型多角体病毒4种当地新上市的低毒药剂,对淮山药斜纹夜蛾的防效进行对比试验,以期为当地农民防治淮山药斜纹夜蛾提供参考。
Mingxiu yam yam has received green food certification since 2009 and the registration of national geographical indications protects the products. The market demand for its products has increased substantially, and the area under cultivation has been expanding year by year. However, due to the abuse of chemical pesticides pest resistance problems are also apparent, Spodoptera litura in Huaiyama medicine on the increase year by year. In order to improve the effect of chemical control, we selected four new locally-introduced low-toxicity agents such as chlorfenapyr, indoxacarb, emamectin benzoate and Spodoptera litura nucleopolyhedrovirus. Of the control effect of comparative experiments in order to provide a reference for the prevention and treatment of indigenous farmers Spodoptera litura.