Integrated soil fertility management: maximizing the fertilizer use efficiency towards sustainable intensification of smallholder agriculture in sub-Saharan Africa

Bernard Vanlauwe, Theresa Ampadu-Boakye, Meklit Chernet, Danny Coyne, Generose Nziguheba, Pieter Pypers, Richard Asare, Frederick Baijukya, Mateete Bekunda, Stefan Hauser, Jeroen Huising, Alpha Y. Kamara, Christine Kreye, K. Kokou, N.L. Nabahungu, Rhys Manners, Cargele Masso, Patrick K. Mutuo, G. Taulya