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1por Ertiro, B.T., Zeleke, H., Friesen, Dennis K., Blümmel, Michael, Twumasi-Afriyie, S.
Publicado em 2013-09Journal Article bibliotecaCGIAR -
2por Badu-Apraku, Baffour, Twumasi-Afriyie, S., Sallah, P., Asiedu, E., Haag, W., Marfo, K., Ohemeng-Dapaah, S., Dzah, B.
Publicado em 2006-05Journal Article bibliotecaCGIAR -
3por Ertiro, B.T., Twumasi-Afriyie, S., Blümmel, Michael, Friesen, Dennis K., Negera, D., Worku, M., Abakemal, D., Kitenge, K.
Publicado em 2013-09Journal Article bibliotecaCGIAR -
4Enhancing the contribution of maize to food security in Ethiopia Enhancing the contribution of maize to food security in Ethiopiapor 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
Publicado em 2001Texto bibliotecaFAO IT