一、清理果园。果树的许多病菌和害虫都在枯枝落叶、荒草中越冬。因此应把果园及其附近的枯枝落叶和杂草清除干净,集中起来烧毁,以清除病虫害的越冬场所。二、秋冬耕翻。通过耕翻可把害虫翻到地面上冻死、干死或被鸟类及其天敌吃掉,也可把害虫翻到土壤深处,使其在次年不能出土危害。三、果树刮皮。果树的粗皮,翘皮以及裂缝中常常隐藏着多种害虫,另外重刮树皮对腐烂病、轮纹病的防治也有独到的效果。 First, clean up the orchard. Many germs and pests of fruit trees are in the litter, wintering in the weeds. Therefore, the orchards and their nearby litter and weeds should be cleaned up, burned together to eliminate the overwintering places of pests and diseases. Second, autumn and winter farming turn. By plowing the pests can turn to the ground to freeze, die or be eaten by birds and their natural enemies, pests can also be turned to the depths of the soil, so that it can not unearthed in the following year. Third, fruit scraping skin. Fruit trees in the bark, skins and cracks are often hidden in a variety of pests, another heavy scratch bark rot disease, also have unique effects of prevention and control of rotundacy.