共 53 条
[41]
NADAV C, 1996, UNPUB NUTR THRESHOLD
[42]
NAZLI H, 2003, BACKGROUND PAPER PRE
[43]
PANHWAR F, 1998, WORLD C HORT RES 17
[44]
PRYOR S, 1999, AGRIBUSINESS ENGINE
[45]
RAVALLION M, 2004, DEV RES REPORT
[46]
Schultz Theodore W., 1964, TRANSFORMING TRADITI
[48]
Thirtle C., 2001, Relationship between changes in agricultural productivity and the incidence of poverty in developing countries, P7946
[49]
TIMMER P, 1997, 178 CAER HIID
[50]
*UN, 2000, UN SYST PAK PUBL