摘要
对西安市耕地资源的空间变化和 1 95 0年以来耕地面积变化过程进行分析 ,利用主成分分析方法定量分析西安市耕地动态变化的驱动力 ,建立了耕地面积与驱动因子之间的多元线形回归模型。
This paper analyzed space change of cultivated land resource and change course of cultivated land since 1950 in Xi'an. applying principal components analytical method ,the author quantitatively analyzed the driving forces of cultivated land dynamic change in Xi'an, and set up line shape regressive model between cultivated area and the driving forces.
出处
《干旱区资源与环境》
CSSCI
CSCD
2003年第6期55-59,共5页
Journal of Arid Land Resources and Environment
基金
教育部重大项目 ( 2 0 0 1DXM70 0 0 13 )重点项目 ( 0 115 8)
关键词
西安市
耕地资源
多元线形回归
经济
农业
city of Xi'an
Cultivated land change
principal components analytical method
the driving forces.
