粘虫(夜盗虫)发生的预测是指导田间防治的重要措施,各地生产部门应加以重视。粘虫的世代发生粘虫完成一代,经过成虫(蛾)、卵、幼虫和蛹四个阶段,以幼虫为害作物。它在南方过冬,天气转暖时成虫飞迁至北部为害。粘虫在我省大部 The prediction of occurrence of armyworm (Nightworm) is an important measure to guide the field prevention and treatment, and the production departments all over the world should pay attention to it. Generation of armyworms occurs after the generation of armyworm. After four stages of adults (moths), eggs, larvae and pupae, the larvae are harmed crops. It overwinters in the south, when the weather is warm, the adults flew to the north for harm. Mythimnales most of our province