| 喀斯特区专属植物水分来源研究 |
| |
| 引用本文： | 邓晓琪,王世杰,容丽.喀斯特区专属植物水分来源研究[J].地球与环境,2012(2):154-160. |
| |
| 作者姓名： | 邓晓琪 王世杰 容丽 |
| |
| 作者单位： | 中国科学院地球化学研究所环境地球化学国家重点实验室;中国科学院研究生院;贵州师范大学地理与环境科学学院 |
| |
| 基金项目： | 贵州省科技基金资助项目(黔科合J字[2008]2014);国家自然科学基金创新群体项目(40721002);中国科学院知识创新工程方向性项目(KZCX2-YW-306) |
| |
| 摘 要： | 本研究通过对贵州省荔波县茂兰喀斯特区内两种专属植物木质部水分与不同水源氢氧稳定同位素的对比分析,应用水分来源模型计算不同水源对植物的贡献比,探讨喀斯特专属植物水分利用的来源,以加深对喀斯特生态系统水分平衡的认识。
|
| 关 键 词： | 植物水分利用 专属植物 氢氧稳定同位素 |
Study on Water Sources of Proper Plant Species in Karst Areas |
| |
| DENG Xiao-qi,WANG Shi-jie,RONG Li.Study on Water Sources of Proper Plant Species in Karst Areas[J].Earth and Environment,2012(2):154-160. |
| |
| Authors: | DENG Xiao-qi WANG Shi-jie RONG Li |
| |
| Institution: | 1.State Key Laboratory of Environmental Geochemistry,Institute of Geochemistry,Chinese Academy of Sciences, Guiyang 550002,China;2.Graduate University of Chinese Academy of Sciences,Beijing 100049,China; 3.School of Geographic and Environmental Sciences,Guizhou Normal University,Guiyang 550001,China) |
| |
| Abstract: | The δD and δ18O values of two kinds of proper plant species in the Maolan National Nature Reserve,Libo County,Guizhou Province were measured.The model was applied to calculating plant water source,so as to discuss the distribution of different plant water sources in karst areas,and improve our understanding of water balance in the karst ecosystem. |
| |
| Keywords: | plant water use proper plant species stable hydrogen and oxygen isotopes |
| 本文献已被 CNKI 等数据库收录！ |
|
