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1990～1992年笔者在河南省西峡县田关乡2个桃园中，以拉枝和半环割法改造桃树树冠内膛秃裸试验，取得了较好效果，可改善内膛光照，促进内膛主枝潜伏芽萌发，抽生结果枝，提高座果率、果实产量和品质。拉枝和半环割的具体做法是：在春季桃树树液流动时，将各主校从基部弯曲，用
From 1990 to 1992, the author carried out a bald bare test on the inner canopy of peach tree crown in the branch of Taoyuan, Tianguan Township, Xixia County, Henan Province. The bald and semi-ring cut method was used to improve the inner light and promote Inner bore main bud latent bud germination, pumping results Zhizu, improve fruit rate, fruit yield and quality. Pull branches and half-ring cut concrete approach is: in the spring flow of peach sap flow, the main school from the base bend, with