麦圆蜘蛛是小麦生产中的重要害虫之一,分布面积广大而且普遍,近两年来河南、安徽、山西、山东、江苏及河北南部等地都普遍发生。据安徽省资料,今年就有400多万亩麦田受到麦圆蜘蛛为害而且相当严重。去年河南和山西南部都有严重发生,江苏、山东等省也有同样报道。此虫为害特征,一般引起麦株变黄枯状,严重的要将麦田(?)去,如晋南稷山县 Wheat spider spider is one of the important pests in wheat production. Its distribution area is large and common, and Henan, Anhui, Shanxi, Shandong, Jiangsu and southern Hebei have been widespread in recent two years. According to information from Anhui Province, more than 4 million mu of wheat fields are harmed and severely damaged by wheat round spiders this year. Last year, there was a serious occurrence in Henan and southern Shanxi. Jiangsu and Shandong also reported the same. This pest damage characteristics, the general cause wheat yellowing, serious to the wheat fields (?) Go, such as Jinshan Jishan County