由于一些果农对巨峰葡萄的栽培特性缺乏了解,加之栽培管理技术不当(尤其是在一些新植葡萄园中),常有一些巨峰葡萄园盛果期发生早衰现象。这种现象实际上就是早衰病。 一、巨峰葡萄早衰病的具体表现 衰弱的植株一般表现为:春季萌芽稍晚,力量不足,且极不整齐,萌芽率低;新梢软弱无力,停止生长早,不能形成足够的叶数。大部分新梢长度在50 Due to the lack of understanding on the cultivation characteristics of Kyoho grapes by some fruit growers and the improper cultivation and management techniques (especially in some newly planted vineyards), some Jufengnian vineyards often have premature decay during the fruit-bearing period. This phenomenon is actually premature ejaculation. First, the specific performance of Kyoho grapevine decline The general performance of weak plants as follows: Spring budding late, lack of strength, and very irregular, low germination rate; shoots weak, stop growing early, can not form enough leaves. Most of the new shoots are 50 in length