祁门县七里桥茶厂茶园害虫天敌资源调查初报

对祁门县七里桥茶厂3块地势不同的茶园进行了害虫天敌种群数量的调查，初步调查出该地区茶园捕食性天敌有19科57种。尤其对捕食性天敌蜘蛛进行了较详细的研究，共发现茶园蜘蛛12科39种（未定名在内），其种群数量大，占捕食性天敌的90%左右。优势种群主要是微蛛科，占各科总数的25.9%，其次是跳蛛科，占各科总数的21.9%，另外，还有球腹蛛科、管巢蛛科等等，它们对茶园害虫起到了主要的生态抑制作用。

Preliminary Report on the Investigation into Predatory Natural Enemies of Tea Pests in the Tea Plantation of Qiliqian Tea Factory in Qimen County

The natural enemy resources in three different topographic tea plantations of Qiliqiao tea factory in Qimen county was investigated,and 57 species of predatory natural enemies belonging to 19 families were found,particularly,39 species of spiders belonging to 12 families were studied in details.These spiders had large communities and accounted for more than 90 percent of predatory natural enemies.Dominant community was Micryphantidae, which accounted for 25 7 percent of all families, and followed by Salticidae, which accounted for 21 9 percent of all families. Moreover, there were other spiders with small communities, such as Clubionidae. These spiders ecologically controlled tea pests.