安化县耕地资源生态安全空间差异分析  

Analysis of Spatial Differences on Ecological Security of Farmland Resources in Anhua County

作　　者：黄勇[1] 王君[1] 聂笃聪[1] 周国华[1] 

机构地区：[1]湖南师范大学资源与环境科学学院,湖南长沙410081

出　　处：《粮食科技与经济》2011年第6期17-19,共3页Food Science And Technology And Economy

摘　　要：针对安化县耕地特点及面临的主要生态问题,基于压力—状态—响应(PSR)模型构建了指标体系,运用主成分分析法对安化县耕地资源生态安全进行评价,在此基础上分析了安化县耕地资源生态安全的空间差异,并提出一系列改善耕地生态安全状况的措施。According to the characteristics and main eco-problems of cultivated land resourse in Anhua County,this article established an indicator system based on P-S-R model then estimated the cultivated land resourse ecological security with principal component analysis（PCS） method and spatial differences were analyzed.Some relevant measures were proposed to improve the cultivated land resourse Ecological security state in Anhua County.

关 键 词：生态安全 空间差异 主成分分析 安化县 措施 

分 类 号：F301.21[经济管理—产业经济] F224