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  1. Hope Farm

    ... (Davis, 1981). This amount would also supply a 25 to 49 year old man with 30% of his energy requirements and 49% of his protein ... for Biological Agriculture by Irene Edelmuller, now in print, presents the effects of conventional and organic farming systems on ...

    Ric - 2009-10-15 18:49 - 5 comments