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很多果农认为苹果树粗皮病和枝干轮纹病是同一种病害,这样在治疗时就会造成失误。其实它们是有区别的,希望果农朋友能够区分清楚这两种病害,这样才不会在防治时出现失误。现将这两种病害的区别介绍如下。症状区分(1)粗皮病初发病一般从新梢顶端开始,逐步向下发展,直到主干。而轮纹病初发病则一般从主干基部开始,逐渐向上发展。(2)粗皮病病斑从中间开始凹陷,以纵裂为主。而轮纹病凹陷从病斑边缘
Many farmers think that the apple tree bark disease and branch rickettsis are the same kind of disease, which will cause mistakes in the treatment. In fact, they are different. We hope that friends and relatives of farmers can make a clear distinction between these two diseases so that they will not make mistakes when preventing and controlling diseases. Now the difference between these two diseases are described below. Symptoms distinguish (1) the initial onset of bark disease generally start from the top of the shoot, and gradually down until the trunk. The initial incidence of rotundity is generally the main base from the beginning, and gradually upward. (2) Dough disease lesion began to depression from the middle to mainly vertical split. While the dermabrasion is from the edge of the lesion