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Soil Degradation
Sara J. Scherr
其他書名
A Threat to Developing-country Food Security by 2020?
出版Intl Food Policy Res Inst, 1999
主題Social Science / Agriculture & Food
ISBN08962963189780896296312
URLhttp://books.google.com.hk/books?id=XjfyWjxEZioC&hl=&source=gbs_api
EBookSAMPLE
註釋Evaluating the impact of soil degradation o food security. Past and present effects of soil degradation. Future effects of soil degradation and threats to developing-country food security. Policy and research priorities.