00261nam a22001097a 4500003000400000008004100004082002100045100001500066245004700081260001600128300000700144OSt240529b        |||||||| |||| 00| 0 eng d  a338.109599bB72E  aIFPRI, USA  aResearch Report 79: Effect of agriculture   aIFPRIc1990  a72