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1by Casas, J. (ed.), FAO, Rome (Italy). Div. des Operations de Terrain fre, Ndinga-Makanda, A.A. (ed.), Vouidibio, J., Onanga, M., Yao-Kouame, A.
Published JanTexto bibliotecaFAO IT -
2by Casas, J. (ed.), International Centre for Advanced Mediterranean Agronomic Studies, Paris (France) eng, Centre International de Hautes Etudes Agronomiques Mediterraneennes, Paris (France) fre, Commission of the European Communities, Brussels (Belgium) eng 177930
Published 1988Texto bibliotecaFAO IT