翁牛特旗位于内蒙古高原向松辽平原过渡地带，耕地以山地丘陵为主，是谷子的主产区。近几年一代粟灰螟为害日趋严重，谷子枯心苗率上升，发生重的地块达到５０％，造成减产。我们通过几年研究试验，查清了规律，找出了防治的最佳办法。１．发生特点粟灰螟在赤峰地区一年发生两 Wengniute flag is located in Inner Mongolia Plateau to Songliao plain transition zone, arable land to mountain hills, is the main producing areas of millet. In recent years, a generation of millet borer damage is more serious, millet millet rate rose, the occurrence of heavy land reached 50%, resulting in reduced production. Through several years of research, we have identified the law and found the best way to prevent it. 1. Occurred characteristics of corn borer occurred in Chifeng a year