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葡萄霜霉病是危害葡萄叶片的一种主要病害,一般7月15日前后发病,进入雨季后迅速达到高峰.受天气影响,树冠喷药防治常常贻误战机,造成严重损失.卢龙县卢大岭村一果农采用送伤敷药法防治葡萄霜霉病,取得了理想的防治效果,好叶率达95%以上,此法操作简便,减少用药量50%以上,防治效果优于25%甲霜灵800倍喷雾或灌根,而且施药不受天气影响,广大果农不妨一试.
Grape downy mildew is a major hazard to grape leaves, the disease usually occurs before and after July 15, and then rapidly reaches the peak after entering the rainy season.Under the influence of the weather, canopy spraying prevention and control often lead to serious damage, resulting in serious losses. A fruit grower applied the method of preventing and treating grapes downy mildew by applying the wound dressing method and achieved the ideal prevention and cure effect. The good leaf rate reached more than 95%. This method was simple and easy to operate, reducing the dose by more than 50% and the control effect better than 25% 800 times spray or irrigated, and spraying is not affected by the weather, the majority of farmers can try.