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核桃优良单株选择
引用本文:何晓华,高洁,宋鹏,罗建勋.核桃优良单株选择[J].湖南林业科技,2014(2):40-43,55.
作者姓名:何晓华  高洁  宋鹏  罗建勋
作者单位:[1]南充市林业科学研究所,四川南充637000 [2]四川省林业科学研究院,四川成都610081
基金项目:四川省“十二五”育种攻关项目“核桃板栗新品种选育及配套技术研究”(2011YZGG-10).
摘    要:在对四川省南部县核桃资源调查发掘的基础上,通过群众报优、初选、复选和决选,筛选出6个核桃优良单株。优良单株平均单果重10.83~15.77 g,出仁率45.91%~57.34%,粗脂肪含量63.2%~70.6%,粗蛋白含量13.2%~16.8%,同时兼具口味香甜、病虫害少,丰产稳产等优良性状,各项指标均达到了核桃优树选择标准。

关 键 词:核桃  资源调查  优株选育

Selection of advanced trees of walnut
HE Xiaohua,GAO Jie,SONG Peng,LUO Jianxun.Selection of advanced trees of walnut[J].Hunan Forestry Science & Technology,2014(2):40-43,55.
Authors:HE Xiaohua  GAO Jie  SONG Peng  LUO Jianxun
Institution:1. Forestry Institute of Nanehong City, Nanchong 637000, China; 2. Sichuan Academy of Forestry, Chengdu 610081, China)
Abstract:Based on the germplasm resource investigation of walnut in Nanbu County of Sichuan Province, 6 elite plant strains were selected through preliminary, repeated and final selection. The mean fruit weight was 10. 83 - 15. 77 g, seed kernel rate was 45.91% - 57. 34%, crude fat content was 63.2% - 70. 6%, crude protein content was 13.2% - 16.8%. Meanwhile, they had characters of fine flavor, few diseases and pests, high and stable yield, all of the indicators reached the selection criteria of advanced trees.
Keywords:walnut  resource survey  selective breeding of elite plant
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