我区山楂栽培历史较长,面积不少。但由于管理粗放,造成树势弱,产量低,病虫为害严重。随着山楂生产的发展,病虫害防治研究工作引起了有关部门的重视。据沈阳农学院山楂课题组在辽宁产区普查,发现为害山楂树的虫害有98种之多。据全国各山楂产区反映,为害山楂严重的虫害主要是食心虫类,我省、我区亦然。而病害则各有不 Hawthorn cultivation area in my area a long history, a lot of area. However, due to extensive management, resulting in weak tree, low yield, pest serious damage. With the development of hawthorn production, pest control research has aroused the attention of relevant departments. According to Shenyang Agricultural College hawthorn research group survey in Liaoning producing areas, found that hawthorn pests damage as many as 98 species. According to the various hawthorn producing areas in the country, hawthorn damage pests are mainly worms, my province, my area is also the same. The diseases are not