近年在一些新发展的梨产区,常出现按照苹果整形修剪的方法管理梨树,使生产上造成一定损失。为此有必要严格区分这两个树种在整形修剪方面存在的差异。1.与苹果比较,梨的干性强,顶端优势明显。因此在幼龄期极容易出现上强下弱现象。为防止这种现象的出现,梨树的下层主枝可留四个或五个,可以 In recent years, in some newly developed pear producing areas, it is often found that pear trees are managed according to the method of pruning apple to cause some loss in production. Therefore, it is necessary to strictly distinguish the difference between the two tree species in plastic trimming. 1. Compared with apples, pears dry strong, obvious advantages at the top. Therefore, in the young age is extremely vulnerable to weakness. In order to prevent the appearance of this phenomenon, the lower main branch of pear can stay four or five, you can