甘肃是核桃的重要生产基地,为丰富核桃品种资源,优化核桃品种,形成甘肃省核桃生产的商品优势和品牌优势,笔者根据甘肃省科委下达的核桃良种引种及繁育技术研究课题GKC97-19-10,1997～2000年,从西北农林科技大学引进核桃优良品种,在天水市麦积区甘肃林业职业学院苗圃进行了扩繁。2008年对15个优良品种在麦积山实习林场进行了栽培对比实验,对这些品种在麦积区的适应性和丰产特性进行了分 Gansu is an important production base of walnut, walnut varieties to enrich the resources, optimize walnut varieties, the formation of Gansu Province, walnut production advantages and brand advantages of the goods, the author under the Gansu Provincial Science and Technology Commission issued Walnut variety introduction and breeding technology research project GKC97-19- 10, From 1997 to 2000, walnut varieties were introduced from Northwest A & F University and expanded in nursery of Gansu Forestry Vocational College in Maiji District, Tianshui City. In 2008, 15 elite varieties were experimentally cultivated in Maijishan Forest Farm, and the adaptability and yield characteristics of these varieties in the Maiji area were divided