Test Report on the Larvae of Controlling Chilades pandava by Use of Different Biological Pesticides

In recent years,the larvae of Chilades pandava (Horfield) harming cycads is increasing year by year in Panzhihua areas and traditional chemical method cannot thoronghly control it. To seek more effective control agent,in this study,6 kinds of biological pesticides were selected to conduct tests on their control effect on larvae of Chilades pandava. The results showed that Jin Dewei. Wax melting (matrine), shenghong. B. Thuringiensis,Abamectin and Mineral oil had an evident control effect, so they could be widely used in panzhihua areas.