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苹果锈果病、果锈病、锈病是苹果种植过程常见的三种病害,很多果农常将几种病害混淆,不能及时准确防治,既加重病情的发生,又造成严重的经济损失。一、快速鉴别1.苹果锈果病也叫花脸病,是一种病毒性病害。病树全株带毒,病毒随着果树的生长而不断增长繁殖。苹果树一旦染病,病情将逐年加重,成为全株永久性病害。该病主要表现在果实上,果实在着色前,无明显的变化。着色后,果实散生许多近圆形的黄白色斑块,红色品种成
Apple rust fruit, fruit rust, rust three common diseases in the apple growing process, many farmers often confuse several diseases can not be timely and accurate prevention and treatment, both to aggravate the condition, but also cause serious economic losses. First, rapid identification 1. Apple rust fruit disease is also called face disease, is a viral disease. The whole diseased tree is poisonous, and the virus grows and multiplies as the fruit trees grow. Once the apple tree disease, the disease will increase year by year, become the whole plant permanent disease. The disease is mainly manifested in the fruit, the fruit before coloring, no significant change. After coloring, the fruit scattered many of the nearly circular yellow-white patches, red varieties into