Mekonnen, KinduDuncan, Alan J.Valbuena, DiegoGerard, Bruno G.Lule, D.Bahta, MesfinRachier, Gideon O.2011-10-212011-10-21https://hdl.handle.net/10568/10374Intensification of crop-livestock farming systems in East Africa: A comparison of 3 sites in the highlands of Ethiopia and Kenya