不同时期修剪的果树,即使方法和修剪量完全相同,其对果树生长、发育及抗寒性等方面的影响却大不一样。11—12月份修剪果树,一般枝梢生长极性明显,剪口附近长梢少而强,利于枝梢生长。同时因除掉了部分条,以减少枝条水分蒸发,减轻 Fruit trees pruned in different periods have different effects on the growth, development and cold resistance of fruit trees, even though the methods and prunings are the same. Pruning fruit trees from November to December, the growth of the general shoots obvious polarity, short and long shoots near the sharp but small, which will help the growth of shoots. At the same time because of the removal of some of the bars, in order to reduce the evaporation of branches of water, reduce