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自家院里栽植的巨峰、先峰等葡萄已近20年生了。株距1m,每株自地面留2条主蔓,小棚架、龙干式整形。距地面30cm处蔓直径达到3.5cm左右,老蔓自基部往上常出现1m多的光秃带,萌芽也很少,不易更新,给下架埋土防寒带来不便。因结果枝部位上移、衰弱或脱节,已逐年出现减产幅度大和果实品质不佳的现象。为了解决上述问题,尽可能降低老主蔓更新部
Jufeng, Xifeng and other grapes planted in their own yard have been born for nearly 20 years. Plant spacing 1m, leaving each plant from the ground 2 main vine, small scaffolding, dragon-shaped plastic surgery. From the ground at a diameter of about 30cm reach 3.5cm, the old man often appear from the base up more than 1m light bald, sprouting is also very small, not easy to update, to the shelves buried cold caused inconvenience. Due to the results of the branches up, weak or out of line, has been a year of large-scale production and fruit poor quality of the phenomenon. In order to solve the above problems, as far as possible to reduce the old man vine update department