Farm-scale tradeoffs between legume use as forage versus green manure: the case of Canavalia Brasiliensis - Douxchamps, Sabine; Rao, Idupulapati M.; Peters, Michael; Hoek, Rein van der; Schmidt, A.; Martens, S.; Polanía Perdomo, José A.; Mena Urbina, Martin A.; Binder, Claudia R.; Scholl, R; Quintero, M.; Kreuzer, M.; et al. (Informa UK Limited, 2014)