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Natural Resources, Agricultural Productivity, and Food Security
- 英文名称：
- Natural Resources, Agricultural Productivity, and Food Security
- 作者：
- Keith Wiebe
- 工作单位：
- USDA's Economic Research Service
- 关键词：
- Natural resources; soils; climate; land quality; land degradation; agricultural productivity; food security;
- 年份：
- 2001
- 出版地：
- Washington, DC, USA
- 总页数：
- 2 pp
- 语种：
- English
- 摘要：
- This issue brief describes ERS research on international differences in the quality of natural resources and their effects on agricultural productivity and food security.
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