苹果、葡萄白粉病是一种危害果品生产的主要病害。当前,果树白粉病的大田防治,主要采取剪除病梢、开花前喷布石硫合剂和于病害盛发期喷布托布津药液等方法,但仍不能有效地控制其危害。积极寻求有效防治手段,控制危害,是当前果树生产急待解决的问题。为此,我们采用新农药粉锈宁开展了对苹果、葡萄白粉病的田间防治试验,初报如下。 Apple, grape powdery mildew is a major hazard to fruit production. At present, the prevention and control of fruit tree powdery mildew in fields is mainly based on the methods of cutting off the disease shoots, spraying the lime-sulfur mixture before flowering and spraying Topuzine solution during the flourishing period of the disease, but the harmful effects can not be effectively controlled. Actively seek effective means of prevention and control of hazards, the current fruit tree is an urgent problem to be solved. To this end, we use the new pesticide Triadimene to carry out the apple, grape powdery mildew prevention and control of the field, the initial report is as follows.