一、幼树期:主要任务是促进树体健壮生长,迅速增加枝量,扩大树冠。修剪以整形为主,轻剪长放。 1.骨干枝修剪:每年选留中央领导干延长枝,剪留50～60厘米,主枝延长枝留外芽,剪留40～50厘米,长度不够在中间饱满芽处剪截。各主枝上第一侧枝留在距主干40～50厘米处,第二侧枝在第一侧枝40～50厘米处选留。不同主枝上的侧枝均在同侧选留。 First, the young tree period: the main task is to promote the robust growth of trees, rapidly increase the amount of branches to expand the crown. Trimming to plastic-based, light cut long. 1. Backbone pruning: Each year the central leadership elected to extend the branch, cut to stay 50 to 60 cm, the main branch to extend the branch to stay outside the bud, cut to stay 40 to 50 cm, not enough length in the middle full of bud cut. The first branch on each main branch stay 40 to 50 centimeters away from the trunk and the second branch on the first branch 40 to 50 centimeters. Different main branches on the same side of the side branches left.