img

官方微信

高级检索

中国沙漠 ›› 2000, Vol. 20 ›› Issue (s1): 53-57.

• 论文 • 上一篇    下一篇

试论中国北方农牧交错带人地系统的主要特征及其度量指标——以科尔沁沙地为例

宋豫秦, 曹淑艳, 张力小   

  1. 北京大学 环境科学中心, 北京 100871
  • 收稿日期:2000-01-15 修回日期:2000-03-20 出版日期:2000-12-31 发布日期:2000-12-31
  • 作者简介:宋豫秦(1953-),男(汉族),河南郑州人,博士,副教授,主要从事环境生态与人地关系机理演变研究。
  • 基金资助:
    国家"973"项目(G1999043400);国家"九五"攻关项目(96-920-13-02);院特别支持项目(KZ95T-04;KZ951-A1-301);院重点项目(KZ-952-91-218);国家重大基金课题(49890330);内蒙科委课题"西部之光"(999078);自然科学基金(990141)

An Attempt to Analyze the Characters of Man-land System and Establish their Corresponding Index for the North Agro-pasture Transitional Zone,China-Take Horqin Sandland as an Example

SONG Yu-qin, CAO Shu-yan, ZHANG Li-xiao   

  1. Center for Environment Science, Peking University, Beijing 100871, China
  • Received:2000-01-15 Revised:2000-03-20 Online:2000-12-31 Published:2000-12-31

摘要: 以科尔沁沙地为例,在剖析我国北方农牧交错带人地系统的脆弱性、边缘效应、波动性及能控性等主要特征的基础上,探讨其度量指标。

关键词: 农牧交错带, 人地系统, 特征和指标

Abstract: Taking Horqin sandland as an example,the key characters of man land system is analyzed for the north agro-pasture transitional zone,which include fragility,edge effect,fluctuate and self-controlling.The corresponding indexes are attempted to be established,too.

Key words: agro-pasture transitional zone, man-land system, characters and indexes

中图分类号: