na INLIS000000000000566 0010-1020000368 Comparative advantage and policy incentives for wheat production in rainfed and irrigated areas of Mexico Derek Byerlee; Jim Longmire Pakistan CIMMYT 1986 xii, 100 p.: ill.; 29 cm. 633.11 633.11 GANDUM KEBIJAKSANAAN EKONOMI MEXICO. CIMMYT ECONOMICS PROGRAM WORKING PAPER; NO. 01/86. 575 575