李实蜂以幼虫蛀食幼果,是李子的重要害虫之一。近年来,在山东肥城、陕西大荔等地发生普遍,危害严重。加大荔官池乡西阳村三队40亩李园,1986年虫果率高达95％,只产李子737.5kg。1987年经指导防治后,共产李子1万多kg。1988～1989年,扩大防治面积达400亩,虫果率均压低到2％左右。 Li Shi Bee larvae eating young fruit, is one of the important pests of plums. In recent years, in Feicheng Shandong, Shaanxi Dali and other places common, serious harm. Lai Kung Township to increase the three teams Xiyang Village 40 acres of Li Park, 1986 fruit rate as high as 95%, only plums 737.5kg. After guiding and controlling in 1987, the Communist Plum more than 10,000 kg. From 1988 to 1989, the area of ​​prevention and control was expanded to 400 mu, and the rate of insect fruit decreased to about 2%.