Advances in integration of agroforestry based crop-livestock systems in the hillsides of Nicaragua - Hoek, Rein van der; Mendoza, B.; Mena Urbina, Martin A.; Bonilla, G.; Pavon, Jellin; Tellez, O.; Rousseau, Laurent; Fonte, Steven J.; Lavelle, Patrick M.; Castro, A.; Rao, Idupulapati M. (International Center for Tropical Agriculture, 2012)