苹果树、梨树和樱桃树在落叶之后就可以被修剪。
Apples, pears, and cherries can be pruned back when they've lost their leaves.
生长过大的核桃树，不便于修剪，喷药和采收。
Walnut trees that grow too large make it inconvenient to prune, spray, and harvest.
桃树最好在生长的第一年予以修剪。
It is well to head down peach trees the first year of their growth.
研究人员最近研究了机器修剪对美国东南部两种山核桃树的影响。
Scientists recently studied the effects of mechanical thinning on two kinds of pecan trees in the southeastern United States.
研究人员最近研究了机器修剪对美国东南部两种山核桃树的影响。
Scientists recently studied the effects of mechanical thinning on two kinds of pecan trees in the southeastern United States.
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