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园艺学报 ›› 2019, Vol. 46 ›› Issue (S2): 2915-2916.doi: 10.16420/j.issn.0513-353x.2019-0511

• 新品种 • 上一篇    下一篇

国槐新品种‘青云1号’

刘建婷1,党 磊1,2,*,郭伟珍1,2,秦素洁1,陈 霞1   

  1. (1河北省林业科学研究院,石家庄 050061;2河北省林木良种工程技术研究中心,石家庄 050061)
  • 出版日期:2019-12-27 发布日期:2019-12-27

A New Cultivar of Sophora japonica‘Qingyun 1’

LIU Jianting1,DANG Lei1,2,*,GUO Weizhen1,2,QIN Sujie1,and CHEN Xia1   

  1. (1Forestry Science Research Institute in Hebei Province,Shijiazhuang 050061,China;2Hebei Engineering Research Center for Trees Varieties,Shijiazhuang 050061,China)
  • Online:2019-12-27 Published:2019-12-27

摘要: ‘青云1号’是从普通国槐自然实生苗中选育出的速生优良新品种。幼树主干暗绿色,树干通直,树形美观,株高、胸径生长速度极显著高于普通国槐,1年生株高生长速度是普通国槐的2.58倍,胸径生长速度是普通国槐的3.02倍。即可用于城市绿化,也可作为嫁接金叶国槐等特色品种的优良砧木。

关键词: 国槐, 品种

Abstract:

Sophora japonica‘Qingyun 1is a fast-growing new cultivar discovered in the natural seedlings of Sophora japonica. The tree is beautiful with straight and dark green trunk. The growth rate of plant height and diameter at breast height(DBH)was significantly higher than that of normal Sophora japonica with 2.58 times and 3.02 times respectively in 1 year old seedlings. Sophora japonica‘Qingyun 1is an excellent urban greening tree. It can also be used as an excellent rootstock for grafting Sophora japonica f. flavi-rameus.

Key words: Sophora japonica, cultivar

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