四川省攀西地区是我国重要优质柟果生产基地，但近年来秋梢期病虫害比较严重。常年受害率均在２０％以上，发生期相对较长，一般为８月上旬至１１月初。１　主要病虫害１．１　柟果瘿蚊　以幼虫危害嫩叶，甚至危害嫩梢、叶柄和主脉。初孵化幼虫咬破叶表皮钻进叶肉取食。叶片被 Panxi in Sichuan Province is an important high-quality fruit production base in China, but in recent years the pests and diseases are more serious. Perennial victimization rates are above 20%, the relatively long period of occurrence, usually from early August to early November. 1 The main pests and diseases 1.1 Nanmu mites to young larvae damage to young leaves, and even endanger the shoots, petioles and the main veins. Early hatching larva bites leaf epidermis into the mesophyll to eat. Leaves are