有些地方,特别是烧柴较困难的地方,树干修枝不尽合理,十几米高的大树只留一个小小的顶梢,新栽的小树也修得只剩“一根棍儿”。这种过度修枝会影响树木生长和各种有益放能的发挥,概括起来有以下几点害处:1.影响树木正常生长。维持林木生活和生长的营养物质来源于光合作用,光合作用是靠绿叶进行的。 In some places, especially where firewood is harder, tree trunks are not quite suitable for pruning. Only a small top is allowed for a tree about ten meters high, and the newly planted tree has only one stick left. This excessive pruning will affect the growth of trees and various beneficial energy release, summed up the following points: 1. Affect the normal growth of trees. Nutrients that sustain the life and growth of trees come from photosynthesis, which is carried out by green leaves.