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桃树生长旺盛,成枝力强,树冠容易密集,影响内膛光照。而桃树喜光性又很强,内膛光照不足就容易造成枝条枯死。加上果枝结果后,仅顶部抽发长枝,中下部形成短枝。因此,容易形成树冠内部光秃,结果部位上升外移的现象,影响产量。为了克服这种现象,除加强土、肥、水的管理外,应利用修剪法控制树冠延伸,
Strong growth of peach trees, branches strong, easily crowded crown, affecting the bore light. The peach hi light and strong, lack of light inside the chest is likely to cause death. With the fruiting branch results, only the top of the long branches, the formation of short branches in the lower part. Therefore, it is easy to form a bald inside the crown, the result of the site of the phenomenon of external migration, affecting the yield. In order to overcome this phenomenon, in addition to strengthening the management of soil, fertilizer and water, pruning should be used to control the crown extension,