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中国农学通报

中国农学通报 ›› 2008, Vol. 24 ›› Issue (12): 436-438.

所属专题： 资源与环境； 园艺

• 资源 环境 生态 土壤 气象 • 上一篇    下一篇

国家橡胶树种质资源圃07/08年寒害调查

曾霞,胡彦师,方家林,黄华孙   

  • 收稿日期:2008-09-24 修回日期:2008-10-09 出版日期:2008-12-05 发布日期:2008-12-05

Investigation on cold damage of accessions conserved in National Rubber Tree Germplasm Repository between 2007 and 2008

Zeng Xia, Hu Yanshi, Fang Jialin, Huang Huasun   

  • Received:2008-09-24 Revised:2008-10-09 Online:2008-12-05 Published:2008-12-05

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摘要： 在2007/2008年发生的典型平流型寒害影响下，对国家橡胶树种质资源圃材料进行全面调查。调查结果表明，遗传背景不同的种质对寒害具有一定程度上的差异；1981’IRRDB野生种质中有较大比例显示出对低温具有一定的耐性，可利用从中筛选的优异资源进行耐寒选育种。

关键词: 烟草, 烟草, 种子萌发, 可溶性蛋白质含量, 游离氨基酸含量

Abstract: After the typical advective cold damage between 2007 and 2008, investigation was done in National Rubber Tree Germplasm Repository. The results showed that diversity of cold endurance exists in the accessions of different genetic background. High percentage of 1981’IRRDB accessions had a certain degree of cold endurance and some selected elite accessions could be used for breeding.