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Upravlenie naučno-techničeskim progressom v APK : teorija i praktika
Smoljanov, Aleksandr M. - 1989
Persistent link: https://www.econbiz.de/10000798184
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Studies on Indian agriculture
Narain, Dharm - 1988
Persistent link: https://www.econbiz.de/10000779768
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The production function approach to the relationship between productivity growth and R & D
Thirtle, Colin G. - 1987
Persistent link: https://www.econbiz.de/10000814768
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Investing in agricultural supply : the determinants of agricultural research and extension investment
Judd, M. A.; Boyce, James K.; Evenson, Robert E. - 1987
Persistent link: https://www.econbiz.de/10000762962
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Research and extension in agricultural development
Evenson, Robert E. - 1992
Persistent link: https://www.econbiz.de/10000871697
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Productivity change and technology transfer in the Brazilian grain sector
Evenson, Robert E.; Ávila, Antonio Flávio Dias - 1997
Persistent link: https://www.econbiz.de/10000645084
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A century of productivity change in U.S. agriculture : an analysis of the role of invention, research and extension
Evenson, Robert E. - 1978
Persistent link: https://www.econbiz.de/10000674147
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Some econometric studies in indian agriculture
Patel, Malvika; Tintner, Gerhard - 1978
Persistent link: https://www.econbiz.de/10000064934
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The productivity effects of extension appointments in land grant colleges
Foltz, Jeremy D. (contributor);  … - 2008
Persistent link: https://www.econbiz.de/10003787803