| 我国近年来耕地资源动态变化的区域特征及对策分析 |
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| 引用本文： | 陈利顶.我国近年来耕地资源动态变化的区域特征及对策分析[J].资源科学,1996,18(5):1-8. |
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| 作者姓名： | 陈利顶 |
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| 作者单位： | 中国科学院生态环境研究中心 |
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| 摘 要： | 我国耕地资源的减少已经成为目前面临的主要问题之一，并随着经济的进一步发展，耕地资源减少的现状还将持续下去。本文根据1987-1994年我国耕地面积的总减少、净减少、损失率和变化率分析了耕地动态变化的区域特征，并依次将我国大陆30个省（区）分为不同的类型，提出了不同类(耕地资源、总减少、净
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| 关 键 词： | 耕地资源 总减少 净减少 损失率 变化率 |
ANALYSIS OF THE REGIONAL CHARACTERISTICS OF DYNAMIC CHANGES IN CHINA'S CULTIVATED LAND RESOURCES AND COUNTERMEASURES |
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| Chen Liding.ANALYSIS OF THE REGIONAL CHARACTERISTICS OF DYNAMIC CHANGES IN CHINA'S CULTIVATED LAND RESOURCES AND COUNTERMEASURES[J].Resources Science,1996,18(5):1-8. |
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| Authors: | Chen Liding |
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| Abstract: | he decrease of cultivated land resources has become one of the most importantproblems in China and the trend of decrease will continue with further developmentof national economy. In this paper, the spatial characteristics and reasons accountable for the loss of cultivated land are studied through analysis of total loss,net loss,percentage of total loss and percentage of net loss of cultivated land area ofthe thirty provinces (regions) covering 1987 to 1994 which is beneficial for decisionmakers in working out feasible policies and plans to prevent further decrease ofcultivated land. |
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| Keywords: | Cultivated land resource:Total loss Net loss Percentage of totalloss Percentage of net loss |
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