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1by Dansi, A., Mignouna, H.D., Zoundjihékpon, J., Sangare, A., Asiedu, Robert, Quin, F.M.
Published 1999Journal Article bibliotecaCGIAR -
2by Asiedu, Robert, Fatokun, C.A., Mignouna, J.H., Ng, S.Y.C., Quin, F.M., Vuylsteke, D.R.
Published 1999Book Chapter bibliotecaCGIAR