植物学报 ›› 2012, Vol. 47 ›› Issue (5): 491-499.DOI: 10.3724/SP.J.1259.2012.00491

• 研究报告 • 上一篇    下一篇

NaCl对4种荒漠豆科植物幼苗生理参数的影响

韩张雄1,2,3, 李利1,3*, 徐新文1, 吕湘芳5, 岳红霞1, 边振4, 李力争2   

  1. 1中国科学院新疆生态与地理研究所, 乌鲁木齐 830011;
    2国土资源部西安矿产资源监督检测中心, 西安 710054
    3策勒荒漠草地生态系统国家野外观测站, 策勒 848300;
    4济南大学, 济南 250022
    5乌鲁木齐市环境监测中心站, 乌鲁木齐 830000
  • 收稿日期:2012-02-14 修回日期:2012-06-28 出版日期:2012-09-01 发布日期:2012-07-24
  • 通讯作者: 李利
  • 基金资助:

    国家重点基础研究发展计划项目;国家自然科学基金项目;国家自然科学基金项目;陕西省地质矿产实验研究所总工基金项目

Effect of NaCl on Physiological Features of 4 Legume Seedlings in Desert Areas of Xinjiang, China

Zhangxiong Han1,2,3, Li Li1,3*, Xinwen Xu1, Xiangfang Lü5, Hongxia Yue1, Zhen Bian4, Lizheng Li2   

  1. 1Xinjiang Institute of Ecology and Geography, Chinese Academy of Sciences, Urumqi 830011, China;

    2Xi’an Testing and Quality Supervision Center for Geological and Mineral Products, The Ministry of Land and Resource, Xi’an 710054, China

    3Qira State Field Observation Station of Desert Grassland Ecosystem, Cele 848300, China;

    4University of Jinan, Jinan 250022, China;

    5Urumqi Municipal Environmental Monitoring Center, Urumqi 830000, China
  • Received:2012-02-14 Revised:2012-06-28 Online:2012-09-01 Published:2012-07-24
  • Contact: Li Li

摘要: 以塔中沙漠植物园引种成功的4种豆科植物紫穗槐(Amorpha fruticosa)、花棒(Hedysarum scoparium)、白柠条(Caragana korshinskii)和骆驼刺(Alhagi sparsifolia)的幼苗为实验材料, 研究不同NaCl浓度处理30天其叶绿素荧光参数、叶绿素含量及叶片水势的变化特征。结果表明: 在不同浓度NaCl处理下, 骆驼刺和白柠条幼苗的叶绿素荧光参数、叶绿素含量及叶片水势的变化程度均低于紫穗槐和花棒; NaCl处理后骆驼刺和白柠条均具有较稳定的光合生理特征, 紫穗槐和花棒的稳定性则相对较差; 在NaCl处理时, 植物叶片水势的变化规律与叶绿素荧光参数具有一定的相关性, 它们可以反映幼苗对NaCl处理的不同响应。

Abstract: We investigated the effect of 30-day NaCl treatment on chlorophyll fluorescence variables, chlorophyll content and water potential in 4 legume seedlings, Amorpha fruticosa, Hedysarum scoparium, Caragana korshinskii and Alhagi sparsifolia, introduced in Tazhong Botanical Garden, Xinjiang, northwestern China. NaCl did not change chlorophyll fluorescence values, chlorophyll content, or leaf water potential in C. korshinskii and A. sparsifolia, but the results were opposite for A. fruticosa and H. scoparium. C. korshinskii and A. sparsifolia showed more stable photosynthetic and physiological characteristics than A. fruticosa and H. scoparium with NaCl. Leaf chlorophyll content and water potential were related in part to chlorophyll fluorescence values with 30-day NaCl treatment and may be used to indicate plant responses to NaCl.