新疆农田害螨的天敌资源丰富。深点食螨瓢虫(StethoruspunctillumWeise)是食螨瓢虫中的优势种。为确定深点食螨瓢虫对害螨的控制效果,2001～2002年笔者对深点食螨瓢虫与新疆农田害螨的优势种土耳其斯坦叶螨犤Tetranychusturkestani(UgarovetNikolski)犦的田间消长动态和追随效 Natural enemies of farmland pests mites in Xinjiang are abundant in natural enemies. Deep point mites ladybug (StethoruspunctillumWeise) is the dominant species of food mites ladybug. In order to determine the control effects of the deep-point mites Ladybug on the pest mites, from 2001 to 2002, the authors studied the dynamics of the growth and decline of Tetranychusturkestani (Ugarovet Nikolski), the dominant species of mites, Follow the effect