Motta-Delgado, Pablo Andrés, and Hernán Eduardo Ocaña-Martínez. “Characterization of Sub-Systems of Brachiaria Grassland in Herds from Humid Tropic, Caquetá, Colombia”. Ciencia Y Agricultura, vol. 15, no. 1, Feb. 2018, pp. 81-92, doi:10.19053/01228420.v15.n1.2018.7759.