慈溪市梨园主要分布在南部沿山低坡地和北部滨海平原地区,总面积约2 000亩,其中不良品种约占 700亩,有的梨农已刨掉梨树改种桃树,致使梨生产出现滑坡,面积下降35%。为此,从1989年开始,我们对老梨园进行高接换头,高接品种为浙农大1962年杂交育成新品种黄花梨,该品种具品质好、适 The pear orchards in Cixi are mainly distributed in the low slopes of the southern hills and the northern coastal plains with a total area of ​​about 2 000 mu, of which about 700 mu are bad varieties. Some pears farmers have already planted pear trees and peach trees so that pears produce Landslides, area decreased by 35%. To this end, from 1989 onwards, we have a high exchange of old pear orchard, high-take varieties Zhejiang University 1962 hybrid breeding new varieties of pear, the variety of good quality, suitable