猕猴桃溃疡病是一种严重威胁猕猴桃生产发展的毁灭性细菌性病害。该病危害严重,流行年份可使全园毁灭,造成重大经济损失。该病不仅降低产量,而且导致果皮变厚,果味变酸,果实变小果形不一,品质下降,商品价值降低。主要危害叶、果实及蔓条,严重影响果实产量和果实品质。一、病害症状溃疡病多从茎蔓幼芽、皮孔、落叶痕、枝条分叉部开始发病,初呈水渍状,后病斑扩大,颜色加深,皮层与木质部分离,用手挤压呈松软状。后期病部皮 Kiwi canker disease is a devastating bacterial disease that is a serious threat to the development of kiwifruit production. The disease is seriously endangered, the popular year can destroy the whole park, resulting in major economic losses. The disease not only reduces the yield, but also leads to thickened peel, sour fruit, diminished fruit, reduced fruit quality and reduced product value. The main hazards of leaves, fruits and creeks, seriously affecting fruit yield and fruit quality. First, the disease symptoms of ulcer disease mostly stems and sprouts, lenticels, leaf marks, branch bifurcation began disease, initially showed water stains, after the lesion expanded, darker color, cortex and xylem separated by hand extrusion was Soft. Late stage disease skin