Characterization of farming systems in Africa RISING intervention sites in Malawi, Tanzania, Ghana and Mali - Timler, Carl J.; Michalscheck, Mirja; Klapwijk, C.J.; Mashingaidze, N.; Ollenburger, M.H.; Falconnier, Gatien N.; Kuivanen, K.; Descheemaeker, Katrien K.; Groot, Jeroen C.J. (International Institute of Tropical Agriculture, 2014)