修枝是抚育林木的主要措施之一。过去长清当地修枝有“轻榆重柳钻天杨”的说法,对幼树修枝过重,留树冠很小,把树干修得又高又细,目的是想让树木长得直、长得高。结果事与愿违,却使树干弯曲,生长缓慢,为了解决这一问题,自一九七三年起,我们学习外地经验,参考果树修剪技术对幼树修枝,取得良好效果。为了进一步掌 Pruning is one of the main measures to nurture trees. In the past, local pruning of Changqing had the saying of “light elm weeping willow”, pruning the saplings too young, keeping the canopy small and tall and thin, in order to make the trees grow straight and tall . The result turned out to be contrary to the wishes. However, in order to solve this problem, we have learned from foreign experiences and made good use of tree pruning techniques to prunish young saplings. In order to further palm