一、前言目前,我国栽培桃树主要用毛桃、山桃做砧木,嫁接后、树体高大,结果晚,单位面积产量低、不适宜矮、早、密、丰、优的现代化栽培需要。根据中央农林、轻工部“关于加强出口桃罐头原料品种的研究,要求在短时间内选出适宜罐藏的白肉和黄肉桃的优良品种,并进行丰 I. Preface At present, peaches and peaches are used as rootstocks mainly for peach cultivation in our country. After grafting, the trees are tall, the result is late, the yield per unit area is low, and it is unsuitable for the modern cultivation needs of short, early, dense, abundant and excellent. According to the research of strengthening the export varieties of canned peach raw materials according to the Central Ministry of Agriculture, Forestry and Light Industry, it is required to select the fine varieties of white meat and yellow peach suitable for canning in a short time,