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1by Ertiro, B.T., Zeleke, H., Friesen, Dennis K., Blümmel, Michael, Twumasi-Afriyie, S.
Published 2013-09Journal Article bibliotecaCGIAR -
2by Badu-Apraku, Baffour, Twumasi-Afriyie, S., Sallah, P., Asiedu, E., Haag, W., Marfo, K., Ohemeng-Dapaah, S., Dzah, B.
Published 2006-05Journal Article bibliotecaCGIAR -
3by Ertiro, B.T., Twumasi-Afriyie, S., Blümmel, Michael, Friesen, Dennis K., Negera, D., Worku, M., Abakemal, D., Kitenge, K.
Published 2013-09Journal Article bibliotecaCGIAR -
4Enhancing the contribution of maize to food security in Ethiopia Enhancing the contribution of maize to food security in Ethiopiaby Nigussie, M. (ed.), International Maize and Wheat Improvement Center, Mexico City (Mexico) eng, National Maize Workshop of Ethiopia eng 12-16 Nov 2001 2 Addis Ababa (Ethiopia), Tanner, D. (ed.), Twumasi-Afriyie, S. (ed.), Ethiopian Agricultural Research Organization, Addis Ababa (Ethiopia) eng
Published 2001Texto bibliotecaFAO IT