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看了刘锐章、张廊玉同志在《云南林业》发表的关于树木修枝的文章,我也想凑合几句,谈谈对修枝的一些不同看法: 许多针叶树受伤部位易分泌树脂而成“明子”,有些针叶树的老技被截断后即永不萌发而枯死,要作第二次修枝又实际上办不到,因此,修枝时留下枝桩就有可能长成死节材,这个问题刘同志说的原理是对的。但是,对于有些具有轮生枝的树种,如果也是平切修枝,就等于环割树皮,
After reading Liu Ruizhang’s and Zhang Langyu’s articles on tree pruning published in Yunnan Forestry, I also wanted to make a few comments on some of the different views on pruning: Many coniferous trees are easy to secrete resin and form “ ”Some coniferous old techniques are never germinated and cut off after they are truncated. In fact, they can not be used for the second pruning. Therefore, when pruning leave stubs, they may become dying materials. This problem Comrade Liu said that the principle is correct. However, for some tree species with whorled branches, if it is also flat cut pruning, it is equivalent to ring cutting the bark,