1 概述大豆食心虫[Leguminivora glcinivorella(Mats.)]是我国长江以北大豆主产区的重要害虫,它以幼虫蛀荚咬食豆粒,虫食粒率一般年份20%,重时50%以上,严重影响大豆产量、质量和出口贸易,因此防治食心虫已成为大豆增产措施之一。大豆食心虫在我国一年一代,只为害大豆和野生大豆,幼虫蛀荚食害豆粒。成熟后脱荚入土结荚越冬,在土中达10个月之久,次 1 Overview Legumes [Leguminivora glcinivorella (Mats.)] Is an important pest in the main soybean producing area north of the Yangtze River in our country. It larvae moths to eat bean grains. The pest eating rate is 20% in normal years, over 50% Affect the soybean yield, quality and export trade, so the prevention and control of worm worms has become one of the soybean production measures. Soybean moth worms in our country a year, only for soybean and wild soybeans, larvae eaten pod food beans. After the pod into the soil after maturity pod overwintering in the soil up to 10 months, times