应用黑光灯、性诱剂、杨枝把等诱捕手段监测148团场棉铃虫的发生情况 ,经过两年监测表明 ,该团棉铃虫一年发生三代 ,第一代棉铃虫幼虫主要为害麦田 ,第二代和第三代幼虫主要为害棉花 ,尤其是第三代为害棉花比较重 ,蔬菜田发生为害比较均匀。黑光灯监测表明 ,越冬代始见期逐年提前 ,数量逐年增加 ,成虫雌雄比例差异显著 ,雌虫多于雄虫 The application of black light, sex attractant and poplar trap to monitor the occurrence of bollworm in 148 regiments showed that the bollworm occurred three generations a year, The second and third generation larvae are mainly damaging to cotton, especially the third-generation damaging cotton. The harms in vegetable fields are more even. Black light monitoring showed that the beginning of the overwintering generation period ahead of each year, the number increased year by year, significantly different male and female adult ratio, females more than male