1995年7月下旬，三代斜纹夜蛾在德安县大部份棉田中暴发了。据县植保站7月27日在黄桶乡上胡村水淹过田地附近棉田观察，棉花百株有幼虫80O、gOO条，少数单株40多条，虫龄大小不一，大部分呈黑褐色，少部分呈黄绿色，被危害的两丘棉花一片光杆，甚至连道路、村庄、房屋前后、墙 In late July 1995, three generations of Spodoptera exigua broke out in most cotton fields in De’an County. According to the county plant protection station on July 27 in the yellow bucket Township, Hu Village, flooded fields near the cotton field observation, cotton one hundred larvae 80O, gO, a few more than 40 plants, insect age sizes, mostly black Brown, a small part of the yellow-green, a pair of harmed cotton a polished pole, and even roads, villages, houses before and after the wall