秋天掉樹葉後，或春天發芽前。這時候是休眠期，樹的代謝不旺盛，修剪對樹的生長影響比較小。

來源: 薛成於 2017-11-04 18:24:45 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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