title: Soil fertility decline at the base of rural poverty in sub-Saharan Africa.
authors.affiliation: International Institute of Tropical Agriculture, PO Box 00100-30772, Nairobi, Kenya.
authors.forename: B
authors.initials: B
authors.lastname: Vanlauwe
authors.affiliation: Department of Environmental Systems Science, ETH-Zurich, 8092 Zurich, Switzerland.
authors.forename: J
authors.initials: J
authors.lastname: Six
authors.affiliation: International Institute of Tropical Agriculture, Oyo Road, PMB 5320, Ibadan, Nigeria.
authors.forename: N
authors.initials: N
authors.lastname: Sanginga
authors.affiliation: African Development Bank, Immeuble du Centre de Commercie International d'Abijan, Avenue Jean-Paul II, 01 BP 1387, Abidjan 01, Côte d'Ivoire.
authors.forename: A A
authors.initials: AA
authors.lastname: Adesina