红点唇瓢虫Chilocorus kuwanae Silvestri可捕食多种蚧虫,松突圆蚧Hemiberlesia pilysophila Takagl是其中之一。此蚧是松林的一种危险性害虫。到1985年底止,广东有300余万亩松林遭其危害,其中有80多万亩被害致死或濒于死亡。1984～1985年,我们在广东省惠东县寨场山林场,以松突圆蚧为饲料,对红点唇瓢虫在室内饲养、繁殖的基础上,进行了林间助迁、释放试验,就其对松突圆蚧的控制作用进行了比 Chilocorus kuwanae Silvestri is one of the predators of Hemiberlesia pilusophila Takagl. This scale is a dangerous pest in pine forests. By the end of 1985, more than 3 million mu of pine forests had been harmed in Guangdong, of which over 800,000 mu were killed or dying. From 1984 to 1985, on the basis of rearing and breeding Red Ladybugs at the Zhaichangshan Forest Farm in Huidong County, Guangdong Province, Its control of the effects of the scale of the pine than the ratio