Chikowo, R.; Corbeels, M.; Tittonell, P.; Vanlauwe, B.; … - In: Agricultural Systems 97 (2008) 3, pp. 151-166
The efficiency with which applied resources are utilized in sub-Saharan African cropping systems is especially critical as the resources are generally scarce. Research efforts to improve farm productivity increasingly focus on resource interactions and trade-offs operating at farm-scale....