Spring went room hind to undertake weighing shears second year, every branch leaves 10 centimeters to have short section, reelection of every branch after bud keeps 2 branches, the others rod all is cut.

• 次年春季出室后进行一次重剪，每个枝条留10厘米进行短截，萌发后每个枝条再选留2枝，其余小枝均剪去。