金龟子广泛分布在我国南北各地 ,危害柑、桔、橙、柚、桃、梨、柿以及其它多种果树。危害较严重的有铜绿金龟子、白星金龟子、茶色金龟子、黑绒金龟子、花潜金龟子。成虫危害对象是蚕食果树叶片 ,也啃吃花和果实。在每年 5～ 7月间严重时把幼芽、幼叶吃光 ,严重影响产量。幼虫 Scarab is widely distributed in all parts of our country north and south, endanger the citrus, orange, orange, grapefruit, peach, pear, persimmon and other kinds of fruit trees. Harm more serious with chalky beetles, white star chafer, brown chafer, black velvet beetle, flower dive chafer. Adults harm the object is nibbled fruit leaves, but also eat eating flowers and fruits. Serious buds and young leaves are eaten during the severe period from May to July every year, which seriously affects the yield. larva