Mestra Vargas, L.I., Barragán Hernández, W.A., Medina Herrera, D.A. and Flórez Díaz, H. 2020. Technical-economic assessment of supplementation frequency over grazing steer in Córdoba, Colombia. Agronomía Mesoamericana. 31, 2 (May 2020), 353–366. DOI:https://doi.org/10.15517/am.v31i2.38389.