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中国沙漠 ›› 1997, Vol. 17 ›› Issue (3): 255-260.

• 研究论文 • 上一篇    下一篇

雅鲁藏布江中游下段土地沙漠化成因、趋势及防治对策

靳鹤龄, 董光荣, 李森   

  1. 中国科学院兰州沙漠研究所, 兰州 730000
  • 收稿日期:1996-12-18 修回日期:1997-02-25 出版日期:1997-09-20 发布日期:1997-09-20
  • 作者简介:靳鹤龄,男,1963年出生,理学硕士,助理研究员。主要从事第四纪地质与环境研究工作。

STUDY ON THE CAUSE,DEVELOPING TREND AND CONTROL MEASURES OF LAND DESERTIFICATION IN THE LOWER MIDDLE REACHES OF YARLUNG ZANGBO RIVER

Jin Heling, Dong Guangrong, Li Shen   

  1. Institute of Desert Research, Chinese Academy of Sciences, Lanzhou 730000
  • Received:1996-12-18 Revised:1997-02-25 Online:1997-09-20 Published:1997-09-20

摘要: 雅鲁藏布江中游下段河谷林芝地区土地沙漠化比较严重,沙漠化土地集中分布于沿江河漫滩和阶地上。在对沙漠化土地类型、分布调查的基础上指出,自然因素是土地沙漠化的基础,处于主导地位,土地资源过度利用加剧了沙漠化的正过程,沙漠化土地在相当一段时间内呈发展的趋势。同时,还提出了土地沙漠化防治的基本对策。

关键词: 雅鲁藏布江, 沙漠化, 成因, 势趋, 对策

Abstract: Nyingchi prefecture situated in the lower middle reaches of Yarlung Zangbo River Valley is seriously damaged by land desertification.The desertified land is mainly distributed on the flood plain and its terrace along the river.This paper,based on the investigation of the types and the distribution of desertified land,has discussed the causes and developing trend about desertification,and pionts out that natural factor is dominant cause,unreasonable economic activities of human being accelerate and aggravate its developing.The desertified land will exist and keep increasing trend in this area.Furthermore,the primary control measures to desertification have been suggested.

Key words: The Yarlung Zhangbo River, Desertification, Causes, Developing trend, Control measures

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