摘要
系统调查了淮北棉田捕食性天敌和害虫的发生数量 ,分析主要害虫和捕食性天敌的盛发期 。
Systematically searched the quantities the predatory enemies and pests took place in cotton field, analyzed the time when the main pests and predatory enemies wildly took place and also correlatively analyzed the predatory enemy's ability of following the pests.
出处
《武夷科学》
2002年第1期174-177,共4页
Wuyi Science Journal
关键词
棉田
捕食性天敌
害虫
追随关系
cotton field, predatory enemies, pests, following relationship
