Dynamics of nitrogen and phosphorus in Quensungual slash and mulch agroforestry system - Castro, A.; Asakawa, N.; Borrero, Gonzalo; Rao, Idupulapati M.; Menjivar, J.C.; Barrios, E.; Amézquita Collazos, Edgar; García, E.; Ayarza, Miguel Angel (International Center for Tropical Agriculture, 2009)