草间小黑蛛Erigonidium gramini-colum(Sundevall)是茶园害虫的主要捕食性天敌之一,对控制茶树害虫种群起一定作用。为了保护利用草间小黑蛛控制茶树害虫,本文从量的角度来研究草间小黑蛛对茶叶蝉的捕食作用。材料与方法先从茶园采回草间小黑蛛成蛛,各用指 Erigonidium gramini-colum (Sundevall) is one of the predatory natural enemies of tea plant pests and plays a role in controlling the pest population in tea plants. In order to protect the tea tree pests by using the small black spider grass, this paper studied the predation effect of black spider grasshoppers on tea leafhoppers from the perspective of quantity. Materials and Methods The first black spider grass spider into the grass from the tea plantation, all means