by
Sage, Colin.
Format:
Books
Publication Date
2012 2011
Excerpt:
Food supply -- Environmental aspects.
by
Norton, George W.
Format:
Books
Publication Date
2010
Excerpt:
Food supply.
by
Rattan Lal, 1918-
Format:
Books
Publication Date
2002
Excerpt:
Food security and environmental quality in the developing world / Rattan Lal, 1918-
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