| 葫芦岛市耕地数量变化及其驱动力研究 |
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| 引用本文： | 唐丽娟,雷磊,曹玲.葫芦岛市耕地数量变化及其驱动力研究[J].国土与自然资源研究,2010(1):34-35. |
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| 作者姓名： | 唐丽娟 雷磊 曹玲 |
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| 作者单位： | 1. 辽宁师范大学城市与环境学院,辽宁,大连,116029
2. 葫芦岛市土地征用整理事务处 |
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| 摘 要： | 以1998-2007年的统计资料为基础,分析了葫芦岛市近10年的耕地数量变化特点;通过主成分分析法,对引起耕地数量变化的驱动力进行了研究。结果表明,经济发展、人口增长以及农业科技进步是影响葫芦岛市耕地数量变化的三大驱动力;据此提出了葫芦岛市的耕地保护对策。
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| 关 键 词： | 耕地数量变化 驱动力 主成分分析法 葫芦岛市 |
Study on variation and driving forces of cultivated land quantity in Huludao City |
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| Institution: | TANG Li-juan et al(College of Urban and Environmental Sciences,Liaoning Normal University,Dalian 116029,China) |
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| Abstract: | This paper analyzed the characteristics of the variation of cultivated land quantity of Huludao city,basing on the statistical data from 1998 to 2007.The driving forces which caused the variation were also studied through the method of principal component.The three important driving forces included economic development,population growth,and the agricultural technology improvement.According to these forces this paper also put forward the countermeasures to protect the cultivated land. |
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| Keywords: | variation of cultivated land quantity driving force method of principal component Huludao City |
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