1. Tropical Plant Production and Agricultural Systems Modelling (TROPAGS); University of Goettingen; Göttingen Germany
2. UMR Eco&Sols; Centre de Coopération Internationale en Recherche Agronomique pour le Développement (CIRAD); Montpellier France
3. World Agroforestry Centre (ICRAF); Nairobi Kenya
4. International Institute of Tropical Agriculture (IITA); Accra Ghana
5. International Institute of Tropical Agriculture (IITA); Kampala Uganda
6. Olam International Ltd; Kampala Uganda
7. Centre of Biodiversity and Sustainable Land Use (CBL); University of Goettingen; Göttingen Germany
8. Tropical Silviculture and Forest Ecology; University of Goettingen; Göttingen Germany