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12Agricultural extension and research: achievements and problems in national systems Agricultural extension and research: achievements and problems in national systemsby 107186 Purcell, D.L., 42718 Anderson, J.R., 21169 World Bank, Washington, DC (EUA). Operations Evaluation Dept.
Published 1997bibliotecaIICA -
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17Science and food; the CGIAR and its partners on International Agricultural Science and food; the CGIAR and its partners on International Agriculturalby 42718 Anderson, J.R., 77068 Herdt, R.W., Scobie, Grant M. 117393, World Bank, Washington D.C. (EUA) 21144, 6250 Consultative Group on International Agricultural Research, Washington, D.C. (EUA)
Published 1988bibliotecaIICA -
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19by 42718 Anderson, J.R., 43096 Anthony, G., 61414 Davis, J.S., Echeverría, Ruben G. 64435, 12979 ISNAR, The Hague (Países Bajos), Workshop on the Methods for Assessing Research Impact and for Diagnosing Research Systems Constraints New Brunswick, N.J. (EUA) 6-8 Jul 1988
Published 1990Texto bibliotecaIICA