苹果大小年修剪方法的研究曾有不少报导,并总结出一整套切实可行的修剪措施,推广于生产。然而,梨树修剪中,有关这方面的报导甚少.为克服梨树大小年结果,几年来,对在梨、鸭梨、砀山酥梨、栖霞香水梨等六个品种的修剪方法进行了研究,取得较好效果,现将本文摘要如下. 本试验共分短 There have been quite a few reports on the study of Apple’s annual pruning method and a set of practical pruning measures has been summarized to promote it in production. However, pear pruning, there are few reports on this.In order to overcome the annual results of pear tree, in the past few years, pear, pear, Dangshan Pear, Qixia fragrant Pear six varieties of pruning methods were studied , Achieved good results, this article is summarized as follows .This test is divided into short