| 陕西省人口、耕地与粮食系统互动平衡研究 |
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| 引用本文： | 杜忠潮,车自力. 陕西省人口、耕地与粮食系统互动平衡研究[J]. 水土保持通报, 2002, 22(6): 32-36 |
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| 作者姓名： | 杜忠潮 车自力 |
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| 作者单位： | 咸阳师范学院,地理科学系,陕西,咸阳,712000 |
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| 基金项目： | 陕西省教育厅自然科学资助项目(99JK128) |
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| 摘 要： | 基于陕西省人口、耕地与粮食系统现状的分析,采用Logistic曲线预测未来10a该省人口、耕地资源、粮食诸因子的变化趋势,测算出不同人均粮食消费水平下的人口承载量。并分析了系统不平衡的原由及存在的问题,提出了对策性战略措施。
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| 关 键 词： | 人口 耕地 粮食 Logistic曲线 趋势 对策 |
| 文章编号： | 1000-288X(2002)06-0032-05 |
| 收稿时间： | 2002-07-20 |
| 修稿时间： | 2002-07-20 |
Research on Population,Cultivated Land Resources and Grain System Dynamic Equilibria of Shaanxi Province |
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| DU Zhong-chao and CHE Zi-li. Research on Population,Cultivated Land Resources and Grain System Dynamic Equilibria of Shaanxi Province[J]. Bulletin of Soil and Water Conservation, 2002, 22(6): 32-36 |
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| Authors: | DU Zhong-chao and CHE Zi-li |
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| Affiliation: | Department of Geography, Xianyang Teacher's College, Xianyang 712000, Shaanxi Province, China;Department of Geography, Xianyang Teacher's College, Xianyang 712000, Shaanxi Province, China |
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| Abstract: | The current concerning of the populations,cultivated land resource,and the grain system in Shaanxi province are analyzed.The tendencies of the populations,cultivatedland,and the grain etc in the coming 10 years are forecasted by means of Logistics'curve.The bearing capacity of population under the different average consumption level of grain is calculated.The cause and problem of existence the system disequilibria are analyzed,and the strategic countermeasures are finally put forward. |
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| Keywords: | population cultivated land grain Logistic's curve tendency countermeasure |
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