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在苹果的烂果病中 ,轮纹病是最主要的一种 ,重的年份烂果率高达 70 %～80 % ,常给生产造成重大损失。所以要科学用药 ,加强防治。1 适时用药抓住病菌侵入前的时期防治是关键。在苹果落花后一周 ,开始喷第一遍药 ,以后结合防治其它病害 ,共喷 3～ 5次药。2 交替用药耐雨水冲刷
In Apple’s rotten fruit disease, ring disease is the most important kind of heavy rotten fruit rate as high as 70% to 80%, often to produce a significant loss. Therefore, scientific medication, strengthen prevention and control. A timely medication to seize the bacteria pre-invasion period is the key to prevention and treatment. In apple a week after falling, began to spray the first time of medicine, after combining with other diseases prevention and control, a total of spray 3 to 5 times. 2 alternate medication rain erosion