Technology policy for sustainable agricultural growth - International Food Policy Research Institute; Rosegrant, Mark W.; Oram, Peter; Pardey, Philip G.; Roseboom, Johannes; Thimm, H. U.; Ahmed, Raisuddin; Svendsen, Mark; Pray, Carl E.; Desai, Gunvant M.; Desai, Bhupat M.; Mellor, John W. (International Food Policy Research Institute, 1990)