嫁接繁殖不仅能保持核桃良种的优良性状,保证坚果品质,而且还能提早结果,提早丰产。十多年来,在怎样提高嫁接成活率方面,如嫁接时间、嫁接方法、嫁接部位、砧木与接穗的年龄、粗度等,都有比较完整 Grafting breeding can not only maintain the fine traits of walnut varieties, to ensure the quality of nuts, but also early results, early high yield. More than a decade, how to improve the survival rate of grafting, such as grafting time, grafting methods, grafting sites, rootstock and scion age, roughness, etc., are more complete