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山西核桃良种推广现状及发展方向
引用本文:王贵,高中山.山西核桃良种推广现状及发展方向[J].经济林研究,1993,11(1):18-22.
作者姓名:王贵  高中山
作者单位:山西省林科所 (王贵),山西省林科所(高中山)
摘    要:本文总结了山西7年来核桃良种推广情况,指出了存在问题。介绍了早实核桃新品种的主要特性,提出了良种推广途径及栽培范围。强调了基地建设与普及栽培技术的重要性。

关 键 词:核桃  品种  良种推广  山西

Present Extension Situation and Further Dev elopment Direction of Improved Walnut Varieties
WANG GUI and GAO ZHONGSHAN,Forest Research Institute of Shanxi Province.Present Extension Situation and Further Dev elopment Direction of Improved Walnut Varieties[J].Economic Forest Researches,1993,11(1):18-22.
Authors:WANG GUI and GAO ZHONGSHAN  Forest Research Institute of Shanxi Province
Abstract:The extension status of the improved walnut varieties in Shanxi Province in the past 7 years is summarized, and the related problems are pointed out. Meanwhile, the main features of the new early walnut varieties are described, followed by a discussion of the extension steps and geographically cultivable limits. Finally, the importance of walnut production base construction and cultivating techniques is stressed.
Keywords:walnut  improved variety  extension  Shanxi Province    
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