基于主成分分析的衡阳市土地生态安全评价  

Assesment of Land Eco-Security of the Hengyang City on the Principal Component

作　　者：王鹏[1] 况福民[1,2] 邓育武[1] 田亚平[1] 易锋[1] 

机构地区：[1]衡阳师范学院资源环境与旅游管理系,中国湖南衡阳421002 [2]湖南科技大学建筑与城乡规划学院,中国湖南湘潭411201

出　　处：《经济地理》2015年第1期168-172,共5页Economic Geography

基　　金：国家自然科学基金项目(41171076);湖南省普通高校"十二五"地理专业综合改革试点项目(湘教通[2012]266号);湖南省"十二五"人文地理学重点建设学科(湘教通[2011]76号)资助项目

摘　　要：以衡阳市为例,依据衡阳市统计年鉴等相关资料数据,利用SPSS主成分分析方法,选取了8项代表性的评价因子,构建衡阳市土地生态安全评价体系。结果显示:产业结构是影响衡阳市生态安全状况的关键因素,常规的保护措施对于改善区域生态环境同样具有明显作用,据此提出相关建议。Land ecological safe or not has become an important factor that affect human the survival and development,Attention and efforts to resolve the issue of land ecological security is the necessary means to achieve regional sustainable development. In this paper, Hengyang is to be an example,and based on Hengyang City Statistical Yearbook,a land ecological on Safety Evaluation System of Hengyang City is built with using SPSS principal component analysis and Selecting eight representative evaluation factor.The results shows that the industrial structure is a key factor affecting the ecological security of Hengyang,but conventional protection measures for improving the regional ecological environment also is a significant role. So give some constructive suggestions on this basis for the Sustainable development of Hengyang City.

关 键 词：土地生态安全 评价 主成分分析 衡阳市 

分 类 号：F301.2[经济管理—产业经济]