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应用生态学报 ›› 2005, Vol. 16 ›› Issue (1): 186-188.

• 研究论文 • 上一篇    下一篇

青海湖鸟岛地区植物群落物种多样性与土壤环境因子的关系

王顺忠1,2, 陈桂琛1, 柏玉平3, 周国英1, 孙菁1   

  1. 1. 中国科学院西北高原生物研究所, 西宁, 810001;
    2. 中国科学院沈阳应用生态研究所, 沈阳, 110016;
    3. 辽宁科技学院, 本溪, 117022
  • 收稿日期:2003-11-03 修回日期:2004-06-21 出版日期:2005-01-15 发布日期:2005-01-15
  • 通讯作者: 陈桂琛
  • 基金资助:
    国家中西部基金资助项目(K99-05-11).

Interrelation between plant species diversity and soil environmental factors in bird island of Qinghai Lake

WANG Shunzhong1,2, CHEN Guichen1, BAI Yuping3, ZHOU Guoying1, SUN Jing 1   

  1. 1. Northwest Institute of Plateau Biology, Chinese Academy of Sciences, Xining 810001, China;
    2. Institute of Applied Ecology, Chinese Academy of Sciences, Shenyang 110016, China;
    3. Liaoning Institute of Technology, Benxi 117022, China
  • Received:2003-11-03 Revised:2004-06-21 Online:2005-01-15 Published:2005-01-15

Abstract: The study on the relationship between plant species diversity and soil factors in the bird island of Qinghai Lake indicated that this island was a low diversity district,its Shannon-Wienner index and species richness decreased with the increasing soil available K,water soluble salt concentration and pH,and there were significant linear and quadratic correlations between them.Stepwise linear regressions showed that soil available K and water soluble salt were the key factors to estimate Shannon-Wienner index and species richness in this island,respectively,and no correlation was found between species evenness and soil factors.

Key words: Bird island, Qinghai Lake, Species diversity, Soil environmental factors

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