Search Results       Your search for [subject]Food crops -- Yields returned 1 record.           Outgrowing the earth : the food security challenge in the age of falling water tables and rising temperatures. by Brown, Lester Russell.; London: Earthscan, 2005. Subject: Food supply -- Government policy; Food supply; Food crops -- Yields; Food crops -- Effect of global warming on; Grain -- Yields; Global warming; Water table.          Add to Book Cart Relevance: 24.10%