Food vs biofuel.
Stein
Karen
K
D000383:Agriculture / Q000191:economics / Q000379:methods; D001674:Bioelectric Energy Sources / Q000191:economics; D003365:Costs and Cost Analysis; D018556:Crops, Agricultural / Q000254:growth & development*; D005502:Food / Q000191:economics*; D005523:Food Supply; D005742:Gasoline / Q000191:economics; D006801:Humans
D005742:Gasoline