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核桃优良品种具有结果早、产量高、见效快、效益高,便于经营管理等特点,深受栽培者的喜爱。商洛市从20世纪90年代初就开始选育和引进了一批新品种,营建了一定面积的丰产示范园和采穗圃,取得了较好的经济和社会效益。但是,目前在核桃良种推广中仍存在着许多问题,急待解决。根据多年来的科研与生产实践,并结合外地经验,对商洛市核桃良种推广中需要注意解决的几个技术问题作
Good varieties of walnut with early results, high yield, quick, high efficiency, ease of management and other characteristics, by the cultivation of favorite. Since the early 1990’s, Shangluo City has started to select and introduce a number of new varieties, built a certain area of high-yield demonstration garden and mining garden, and achieved good economic and social benefits. However, there are still many problems in popularizing walnut varieties at present, which need to be solved urgently. According to many years of scientific research and production practices, combined with field experience, to promote the promotion of walnut varieties Shangluo need to pay attention to several technical issues for