| 山东省耕地资源数量变化与粮食安全分析 |
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| 引用本文： | 王君仁,许庆福. 山东省耕地资源数量变化与粮食安全分析[J]. 山东地质, 2008, 0(5): 47-49 |
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| 作者姓名： | 王君仁 许庆福 |
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| 作者单位： | 山东省地质科学实验研究院,山东济南250013 |
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| 摘 要： | 该文分析了山东省耕地总面积、人均耕地面积变化的历史特征及耕地数量变化的空间差异。在对人口峰值状态下的耕地需求与耕地数量变化趋势进行分析的基础上，预测2020年全省耕地资源的安全需求量为735万hm^2。因此必须加强对耕地的保护，并提出了保障粮食安全的对策。
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| 关 键 词： | 耕地变化 粮食安全 山东省 |
Variation of Arable Land Resources and Food Security Analysis in Shandong Province |
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| Affiliation: | WANG Jun - ren, XU Qing - fu (Shandong Institute and Laboratory of Geological Sciences, Shandong Jinan 250013, China) |
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| Abstract: | Total square of arable land, characteristics of the average arable land changing and differences of of arable land space changing in Shandong province are introduced in this paper. According to trend analysis of land demand and farmland number under the population peak, arable land resources demand for security is predicated in 7350000 hm^2. Thus, the protection of farmland should be protected and countermeasures for guarantee a safe source of food security are put forward as well. |
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| Keywords: | Farmland variation food safety Shandong province |
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