基于PSR的北京市耕地利用系统健康评价  

Health Evaluation of Cultivated Land in Beijing Based on PSR Framework

作　　者：王鹏飞[1] 程琳琳[1] 蒋舒[1] 任俊涛[1] 马逯 

机构地区：[1]中国矿业大学(北京)土地复垦与生态重建研究所,北京100083

出　　处：《湖北农业科学》2015年第3期582-586,共5页Hubei Agricultural Sciences

摘　　要：通过＂压力-状态-响应＂（PSR）框架模型构建了包括15个指标的北京市耕地利用系统健康评价的指标体系,由层次分析法（AHP）对各指标进行权重的确定。结果表明,北京市耕地利用系统的健康综合指数介于0.373 8~0.797 2,其中2005年处于不健康状态,其健康状况处于临界健康和健康水平之间。The health assessment of cultivated land use system in Beijing was studied from 2000 to 2012. A health evaluation index system of land use system in Beijing including 15 indicators was constructed through the ＂pressure-state-response＂（PSR） framework model. The weighing values of the indexes were determined by the analytic hierarchy process（AHP）. The results showed that the comprehensive indices of health evaluation of cultivated land use system in Beijing were between0.373 8 and 0.797 2. The health state of cultivated land use system in Beijing was between critical health and health level.The health state in 2005 was unhealthy.

关 键 词：土地 耕地利用系统 PSR模型 健康评价 北京市 

分 类 号：F301.2[经济管理—产业经济]