苹果腐烂病是苹果树的主要枝干病害,为了探讨粉锈宁对该病的防治效果,在烟台地区农科所和福山农林局的支持下,我们在门楼公社塔寺庄大队进行了初步试验。试验前,先将病斑刮好,不留旧的病残组织,然后再用不同的浓度药液涂刷病斑,试验结果表明,20—50倍的粉锈宁水溶液对苹果腐烂 Apple rot is the main branch disease of apple trees. In order to explore the control effect of triadimencin on the disease, we carried out the preliminary test in the tower temple unit of Taoshuangzhuang in the gatehouse with the support of Yantai Agricultural Science Institute and Fukuyama Agriculture and Forestry Bureau. Before the test, the first scratch good spots, leaving the old sick and disabled tissue, and then brushing spots with different concentrations of liquid medicine, the test results show that 20-50 times the triadimefon pesticide decay of apple