多数树种,特别是一些阔叶树,在自然生长状况下往往会形成主干低矮弯曲、圆满度差、节疤较多,侧枝粗大。通过合理的整形修枝,由于树干和树冠得到适当的控制和调整,可以生产出符合一定规格、质量的木材。整形修枝还可以改善树木的通风透光条件,使大量同化能力强的枝叶着生在树干的有利位置上,促进叶子制造大量养分用于 Most tree species, especially some broad-leaved trees, tend to form low trunk curves, poor fullness, more knots and thick side branches under natural conditions. Through rational plastic pruning, due to the proper control and adjustment of the trunk and canopy, wood with certain specifications and quality can be produced. Plastic pruning can also improve the tree’s ventilation and light conditions, so that a large number of strong assimilation of branches and leaves in a favorable position on the trunk, and promote leaves to create a lot of nutrients for