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1Texto bibliotecaFAO IT
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2monograph bibliotecaCIRAD FR
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8by Poulain, J.F., FAO, Rome (Italy) eng, Couey, M., Sapin, P., Reneaud, H., Courtessolle, P.
Published MarTexto bibliotecaFAO IT -
9Crop residues in traditional cropping systems of West Africa. Effects on the mineral balance and level of organic matter in soils. Proposals for their better management Crop residues in traditional cropping systems of West Africa. Effects on the mineral balance and level of organic matter in soils. Proposals for their better managementby Poulain, J., FAO, Rome (Italy). Land and Water Development Div. eng, FAO/SIDA Workshop on the Use of Organic Materials as Fertilizers in Africa eng 5 Dec 1977 Buea (Cameroon)
Published 1980Texto bibliotecaFAO IT -
10Agriculture des savanes du Nord-Cameroun: vers un developpement solidaire des savanes d'Afrique centrale Agriculture des savanes du Nord-Cameroun: vers un developpement solidaire des savanes d'Afrique centraleby Seiny Boukar, L. (ed.), Centre de Cooperation Internationale en Recherche Agronomique pour le Developpement, Paris (France). Dept. des Cultures Annuelles fre, Poulain, J.-F. (ed.), Faure, G. (ed.)
Published 1997Texto bibliotecaFAO IT