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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
来源地址:
https://www.ers.usda.gov/publications/pub-details/?pubid=42362
关键词:
Natural resourcessoilsclimateland qualityland degradationagricultural productivityfood 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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