板栗幼树新梢年生长量大,分枝少,极性强,结果部位外移快,易出现树冠外强内弱现象。生长季修剪可平衡树势,增加有效枝量,促进快成形、早结果、早丰产。 1)刻芽。春季萌芽前,对强壮的一年生长枝中、下部的芽,在芽上0.2～0.3cm处横向刻伤,能提高 Chestnut saplings shoot growth in recent years, less branching, strong polarity, the results of parts of the fast-moving, prone to strong weak inside the crown phenomenon. Pruning during the growing season can balance the tree vigor, increase the effective amount of branches, and promote fast forming, early results, early bumper crop. 1) carved buds. Spring before budding, the growth of strong branches in the year, the lower part of the bud, 0.2 ~ 0.3cm at the bud transverse incision, can improve