00382 a2200133 4500020001500000082001600015100002900031245005200060260003900112300002200151650002900173650001600202700003000218 a0813820219 a338.18bPER aScanes, Colin, G. eed. aPerspectives in world food and agriculture 2004 aLowabLowa State Pressc2004g2004 axviii,485p.c23cm aGovernment farm policies aAgriculture aMiranowski, John A. eed.