@INBOOK {VANLAUWE:2013, title = {Integrated Soil Fertility Management in Central Africa: experiences of the Consortium for Improving Agriculturebased Livelihoods in Central Africa (CIALCA)}, author = {Vanlauwe, B. and Pypers, P. and Birachi, E. and Nyagaya, M. and Van Schagen, B. and Huising, J. and Ouma, E. and Blomme, G. and Van Asten, P. }, series = {In: Eco-Efficiency: from Vision to Reality}, year = {2013}, pages = {1--17}, chapter = {6}, publisher = {International Center for Tropical Agriculture (CIAT)}, address = {Cali, Colombia}, note = {In: Issues in Tropical Agriculture Eco-Efficiency: from Vision to Reality. EAHub}, url = {http://ciat.cgiar.org/wp-content/uploads/2012/12/chapter_6_eco_efficiency.pdf}, }