| 陕西省耕地数量变化及其驱动力研究 |
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| 引用本文： | 赵敏宁,马智民,王彦丽.陕西省耕地数量变化及其驱动力研究[J].咸阳师范学院学报,2006,21(2):51-55. |
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| 作者姓名： | 赵敏宁 马智民 王彦丽 |
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| 作者单位： | 1. 咸阳师范学院,资源环境与城市科学系,陕西,咸阳,712000
2. 长安大学,地球科学与国土资源学院,陕西,西安,710054 |
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| 基金项目： | 咸阳师范学院专项科研基金资助项目(05XYSYK227,02XYSYK209) |
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| 摘 要： | 以陕西省近50多年来耕地统计资料以及相关社会经济资料,分析了陕西省耕地数量变化的过程及其趋势,运用spss软件选取9大因子利用主成分分析法对影响耕地变化的因素进行了定量分析,得出影响陕西省耕地面积变化的主要驱动力因素包括:经济发展因素、产业发展因素、科技因素和社会系统压力因素。
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| 关 键 词： | 陕西省 耕地 驱动力 主成分分析 |
| 文章编号： | 1672-2914（2006）02-0051-05 |
| 收稿时间： | 2005-10-18 |
| 修稿时间： | 2005年10月18 |
The Study of the Change of the Cultivated Land Quantity and Its Driving Forces in Shaanxi Province |
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| ZHAO Min-ning,MA Zhi-min,Wang Yan-Li.The Study of the Change of the Cultivated Land Quantity and Its Driving Forces in Shaanxi Province[J].Journal of Xianyang Normal University,2006,21(2):51-55. |
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| Authors: | ZHAO Min-ning MA Zhi-min Wang Yan-Li |
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| Abstract: | Analyses the quantitative changes and the trend of the cultivated land resource in Shannxi Province since 1949.According to the related statistical and social economic materials,and quantitative analyses the economic and social factors which affected the change of the cultivated land quantity in Shaanxi Province,choosing nine indexes among the data of the 1978~1998 and applying principal components analytical method,the paper has shown that the main driving forces influencing the total amount of the cultivated land in shannxi province are change of economic development,industry developments,advance of the science and technology and pressure from social system.Based on all of these,set up line sharp regressive model between the cultivated land area and the driving forces |
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| Keywords: | Shaanxi Province cultivated land quantity driving forces principal components analytical method |
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