Integrated watershed development to Fouta-Djallon (Guinea) Managing soil resources to meet the challenges to mankind /Riquier, Jean AMENAGEMENT DE L'ESPACE DEVELOPPEMENT RURAL CARTE PEDOLOGIQUE CARTOGRAPHIE PROJET DE DEVELOPPEMENT ISSS 1982 text https://www.documentation.ird.fr/hor/fdi:32022 fdi:32022 Riquier Jean. Integrated watershed development to Fouta-Djallon (Guinea). In : . Managing soil resources to meet the challenges to mankind ISSS, 1982, 183 International Congress of Soil Science, 12., New Delhi (IN), 1982/02/08-16 EN GUINEE FOUTA DJALON