Carbon, nitrogen and phosphorus allocation in agro-ecosystems of a West African savanna : 1. The plant component under semi-permanent cultivation /Manlay, Raphaël Kairé, M. /Masse, Dominique /Chotte, Jean-Luc /Ciornei, Gilles /Floret, Christian AGROSYSTEME FERTILITE DU SOL EVOLUTION DES SOLS SOUS CULTURE JACHERE SAVANE BIOMASSE HERBACEE MATIERE ORGANIQUE CARBONE AZOTE PHOSPHORE RACINE SYSTEME DE CULTURE SEMI PERMANENT 2002 text https://www.documentation.ird.fr/hor/fdi:010030107 fdi:010030107 Manlay Raphaël, Kairé M., Masse Dominique, Chotte Jean-Luc, Ciornei Gilles, Floret Christian. Carbon, nitrogen and phosphorus allocation in agro-ecosystems of a West African savanna : 1. The plant component under semi-permanent cultivation. 2002, 88 (3), 215-232 EN SENEGAL