山楂是我国独特的栽培果树,其经济价值较高,是发展农村商品生产的重要树种。但山楂的生长,要遇受多种病虫的为害,尤其是食心虫,使山楂的损失在15～20%,严重年份可达70～80%,品质和产量都受到影响。为控制食心虫的为害,在1986～1990年我们开展了这方面的研究,现总结如下:一、食心虫种类及发生规律 Hawthorn is a unique fruit growing tree in China with high economic value and is an important tree species for the development of rural commodity production. However, the growth of hawthorn, to suffer from a variety of pests and diseases, especially moth worms, hawthorn loss of 15 to 20% in severe years up to 70 to 80%, quality and yield are affected. In order to control the damage of moth worms, we carried out the research in this aspect from 1986 to 1990 and summarized as follows: I. The type and occurrence of moth worms