苹果轮纹病也叫粗皮病、烂果病或水烂,是当前苹果和梨生产上的重大病害问题。此病在我国主要苹果和梨产区都有发生,尤其山东、河南、江苏、北京、上海、辽宁、四川等地,病情有逐年加重趋势。病树枝干形成粗皮状溃疡斑,轻者削弱树势,重者枝干枯死;果实近成熟期至贮藏期大批腐烂,造成严重经济损失。 The apple rot disease is also called bark disease, rotten fruit disease or water rotten, is a major disease problem in the current apple and pear production. The disease occurred in the main apple and pear producing areas in our country, especially in Shandong, Henan, Jiangsu, Beijing, Shanghai, Liaoning, Sichuan and other places, the disease has increased year by year. Stems of diseased branches formed coarse-grained ulcer spots, which weaken the shores of trees and the dead branches of trees were dead; the fruits were decayed in a large amount during the ripening period and caused serious economic losses.