以2001 ～2009年的统计数据为基础,通过主成分分析法分析耕地变化驱力,揭示沈阳市耕地变化的驱动机制.结果表明,经济发展固定资产投资、人口增长、科技进步和土地政策是影响沈阳市耕地数量变化的驱动力.%This paper analyzes the variation characteristics of cultivated land quantity in Shenyang City based on the statistical land and social-economic data from 2001 to 2009. Method of principal component is used to study the driving factors of cultivated land. Results from this study offer that economic development, population growth, the technology improvement and the land policies are the important driving forces.
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