Vargas- Martínez, J., Sierra-Alarcón, A., Benavidez-Cruz, J., Avellaneda-Avellaneda, Y. and Ariza-Nieto, C. (2018) “Ryegrass and clover establishment and production in two regions of the Colombian’s highlands”, Agronomía Mesoamericana, 29(1), pp. 177-191. doi: 10.15517/ma.v29i1.28077.