棉珠蚧是为害棉花的稀有害虫,也是华北地区新发现的一种棉花害虫。据资料记载,1954—1965年间,曾在北京市发现为害绿地草坪,在律草根部采到一龄幼虫,在河北省涿县棉田观察到生活情况。1967年起,陆续在河北省邢台、山东省德州、荷泽、聊城、河南省洛阳以及湖北省等地发现为害棉花、豆类等作物。我县自1989年以来,连续三年发现棉珠蚧为害棉花,使成片植株枯萎或死苗,轻 Cotton pest is a pest that damages cotton and is a newly discovered cotton pest in North China. According to the records, during 1954-1965, green lawns were found in Beijing and the first instar larvae were collected from the root of lawn grass and the living conditions were observed in cotton fields in Juxian County, Hebei Province. Since 1967, one after another in Xingtai, Hebei Province, Dezhou, Shandong Province, Heze, Liaocheng, Luoyang, Henan Province and Hubei Province and other places found harmful cotton, beans and other crops. My county since 1989, for three consecutive years found cotton pest damage cotton, so that into a piece of plant withered or dead seedlings, light