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应用生态学报 ›› 1995, Vol. 6 ›› Issue (s1): 105-111.

• 研究论文 • 上一篇    下一篇

辽宁三角洲区域生态经济分区及其功能分析

李勇, 肖笃宁   

  1. 中国科学院沈阳应用生态研究所, 沈阳110015
  • 收稿日期:1993-01-19 修回日期:1994-03-19 出版日期:1995-12-25 发布日期:1995-12-25
  • 基金资助:

    国家自然科学基金资助项目

Regional ecolomic division and function analysis of Liaohe River delta

Li Yong, Xiao Duning   

  1. Institute of Applied Ecology, Academia Sinica, Shenyang 110015
  • Received:1993-01-19 Revised:1994-03-19 Online:1995-12-25 Published:1995-12-25

摘要: 应用主成分分析和系统聚类分析方法,将辽河三角洲划分为3个生态经济区和8个生态经济小区.通过对反映系统功能的3个表现属性的分析,评价了辽河三角洲农业生态经济系统的功能状况.

关键词: 辽河三角洲, 生态经济分区, 系统功能分析, 土壤有机碳, 植被类型, 细根, 凋落物, 土壤全氮

Abstract: Liaohe River delta can be divided into three ecolomic regions and eight subregions bymeans of principal component analysis and cluster analysis. The function situation of its agricultural ecolomic system is evaluated through the analysis of three attributes reflectingthe functions of it.

Key words: Liaohe River delta, Ecolomic division, System function analysis, litter, total soil nitrogen, vegetation types, soil organic carbon, fine root