Use of minirainfall simulator to determine runoff water infiltration and soil erosion in Quesungual Slash and Mulch Agroforestry System (QSMAS) of different ages - Rivera, M.; Amézquita Collazos, Edgar; Ayarza, Miguel Angel; García, E.; Rao, Idupulapati M. (International Center for Tropical Agriculture, 2006)