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绿医师门诊春末夏初,我省进入高温多雨季节,而葡萄的各种病虫害此时也最容易发生。因此,搞好葡萄病虫害的防治工作十分重要。一、主要病害及其防治方法1.葡萄黑痘病。此病主要危害葡萄植株的幼嫩绿色部分。叶片感染后,产生小型圆斑,初为小黄点,后则中央变成灰色,外围有紫褐色的
Green physician clinic early spring and early summer, our province into the hot and rainy season, and all kinds of grapes pests and diseases are also most likely to occur at this time. Therefore, it is very important to do prevention and control of grape diseases and pests. First, the main diseases and prevention methods 1. Grape anthrax disease. The disease harms the young green part of grape plants. Leaf blade infection, resulting in a small circular spot, the first small yellow dots, then the central gray, surrounded by a purple-brown