| 摘要: |
| 通过省内资源调查和对收集保存的１３２份资源材料系统观察研究，从实用角度出发，提出了按结果早晚将核桃分为早结实和晚结实两类；又根据生产中品种、实生类型、特异类型并存的实际，类以下设三个类群；再依壳厚度划分类群的分类方法。并对划分的依据进行了讨论。 |
| 关键词: 核桃分类,植物分类,资源利用,陕西省 |
| DOI： |
| 分类号:Q949.735 |
| 基金项目:国家科委“核桃良种选育”课题的部分内容 |
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| Classification of Walnut(Juglans regia L) in Shaanxi Province |
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Mei Lixin, Yang Weichang,Mei Lixin, Yang Weichang
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| Abstract: |
| Two categories of early and late fruiting of walnut were recommonded, based on the investigation of its resources ill Shaanxi Province and systematic analysis of the colected 132 varieties of walnut resource materials. Under the two categories, three types of walnuts were branched out according to their thickness of shells under the coexistence of cultivars, seedlines and special species. Finaly, the basis of the classification for walnut were discussed. |
| Key words: walnut classification, plant classification, resource utilization, Shaanxi |
