Realizing the benefits of cover crop legumes in smallholder crop-livestock farms of the hillsides of Central America - Douxchamps, Sabine; Hoek, W. van der; Benavídez, A.; Humbert, F.; Mena Urbina, Martin A.; Oberson, Astrid; Rao, Idupulapati M.; Schmidt, A.; Frossard, Emmanuel (International Center for Tropical Agriculture, 2008)