草地学报

›› 2000, Vol. 8 ›› Issue (3): 193-197.DOI: 10.11733/j.issn.1007-0435.2000.03.006

• 研究报告 • 上一篇    下一篇

新麦草有丝分裂及核型分析

孙彦, 周禾, 史德宽   

  1. 1. 北京农学院, 北京, 102206;
    2. 中国农业大学草地研究所, 北京, 100094
  • 收稿日期:1999-09-29 修回日期:2000-06-01 出版日期:2000-08-15 发布日期:2000-08-15
  • 基金资助:
    国家“九五”科技攻关子专题96-016-01-07(8)研究内容

Mitotic Division and Karyotype Analysis of Russian Wildrye Grass

Sun Yan, Zhou He, Shi Dekuan   

  1. 1. Beijing agricultural college, Beijing, 102206;
    2. China Agricultural University, Institute of Grassland Science, Beijing, 100094
  • Received:1999-09-29 Revised:2000-06-01 Online:2000-08-15 Published:2000-08-15

PDF

摘要： 研究新麦草的核型,观察其有丝分裂过程。结果表明,新麦草的核型公式为2n=14=10m(2SAT)+4sm(SAT指随体),核型属2A型,染色体基数为7,属二倍体。

关键词: 新麦草, 染色体, 核型

Abstract: The chromosome karyotype of Russian wildrye grass is analyzed in detail in this paper and the process of its mitotic division is observed and recorded.Result:Karyotype fomula of Russian wildrye grass is:2n=14=10m(2SAT)+4sm and the karyotype is the 2A type.

Key words: Russian wildrye grass, Chromosome, Karyotype analysis

中图分类号: