近几年在桃树生产中,常采用芽苗出圃密植栽培,“Y”字整形,栽后2～3年即可结果,4～5年进入盛果期。笔者在多年实践中发现,桃树从幼树开角到大量结果,尤其油桃树,常发生劈裂断枝现象,实在可惜。为找出解决上述问题的好办法,1992年对新定 In recent years in the peach tree production, often use sprouts nursery nursery planting, “Y” shape, 2 to 3 years after transplanting results, 4 to 5 years into the flourishing period. I found in many years of practice, peach trees from the sapling angle to a large number of results, especially nectarines, often splitting phenomenon, it is a pity. In order to find a good solution to the above problems, the new set in 1992