由于葡萄成园早,如逐步用改种方法进行品种更新,在许多地方比新种植的生长差,而且也不一定能够成功。高接更新第二年大致可以恢复更新以前的产量,是有效的方法。这里,介绍适用于一次更新的休眠枝接和可能用于逐步更新的绿枝接。休眠枝接法对树冠的一部分进行局部更新的做法成活率低、休眠枝接的成功秘诀是全树一次更新,在树液流动前采取接穗,为了防止干燥,可放在塑料袋中密封,在冷藏库(2—3℃)内保 Because the grapes are early in their life, such as the gradual re-breeding of varieties with new varieties, they grow worse than new ones in many places and may not necessarily succeed. High pick up the second year can be roughly restored to update the previous production is an effective method. Here, we introduce a dormant branch that applies to an update and a green branch that may be used for a gradual update. Hibernate sticks to the crown part of the local update approach Low survival rate, the success of dormant sticks pick the tree is an update of the secret, before the flow of liquid to take scion, in order to prevent drying, can be placed in a plastic bag sealed in the Cold storage (2-3 ℃) insured