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园艺学报 ›› 2021, Vol. 48 ›› Issue (S2): 2805-2806.doi: 10.16420/j.issn.0513-353x.2020-1065

• 果树 • 上一篇    下一篇

薄壳山核桃新品种‘亚优YLC21号’

常 君1,姚小华1,王开良1,滕建华3,邵慰忠2,张建忠4,李雪涛5,任华东1,*   

  1. (1中国林业科学研究院亚热带林业研究所,浙江省林木育种技术研究重点实验室,杭州 311400;2建德市林业局,浙江建德 311600;3浙江省金华市婺城区东方红林场,浙江金华 321025;4余杭区长乐林场,杭州 311100;5安吉县自然资源和规划局,浙江安吉 313300)
  • 出版日期:2021-11-30 发布日期:2021-12-10

A New Carya illinoensis Cultivar‘Yayou YLC21’

CHANG Jun1,YAO Xiaohua1,WANG Kailiang1,TENG Jianhua3,SHAO Weizhong2,ZHANG Jianzhong4,LI Xuetao5,and REN Huadong1,*   

  1. (1Research Institute of Subtropical Forestry,Chinese Academy of Forestry;Key Laboratory of Tree Breeding of Zhejiang Province,Hangzhou 311400,China;2Forestry Bureau of Jiande,Jiande,Zhejiang 311600,China;3Dongfanghong Forest Farm of Zhejiang Province,Jinhua,Zhejiang 321025,China;4Changle Forest Farm of Yuhang District,Hangzhou 311100,China;5Natural Resources and Planning Bureau of Anji County,Anji,Zhejiang 313300,China)
  • Online:2021-11-30 Published:2021-12-10

摘要: ‘亚优YLC21号’是从薄壳山核桃实生大树中选育出的新品种,母树位于浙江省杭州市余杭区。果实偏大,坚果平均质量9.46 g,纵径38.85 mm,横径21.58 mm,果形指数1.80,出仁率46.72%;核仁含脂肪64.9%,蛋白质86.70 mg • g-1。植株生长旺盛,5年生平均树高4.50 m,冠幅3.77 m × 4.75 m,地径8.17 cm,丰产,稳产,12年生树平均坚果产量1 714.5 kg • hm-2,综合性状优。

关键词: 薄壳山核桃, 品种

Abstract: ‘Yayou YLC21’is a new Carya illinoensis cultivar bred from the large seedlings of pecan,whose mother tree is located in Yuhang District,Hangzhou City,Zhejiang Province.The fruit is large;the average mass of nut is 9.46 g;the longitudinal diameter is 38.85 mm;the lateral diameter is 21.58 mm;the fruit shape index is 1.80. The kernel yield is 46.72%;and the kernel contains 64.9% fat and 86.70 mg • g-1 protein. The plant grows vigorously,with 5-year average tree height of 4.50 m,crown width of 3.77 m × 4.75 m,and ground diameter of 8.17 cm. The yield is high and stable. The average nut yield of the 12-year-old tree is 1 714.5 kg • hm-2,with excellent comprehensive characteristics.

Key words: Carya illinoensis, cultivar

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