López-Herrera, M. J., Rojas-Bourrillon, A., & Briceño-Arguedas, E. (2019). Sustitution of Megathyrsus maximus grass by square guineo and urea in silage mixtures. Agronomía Mesoamericana, 30(1), 179–194. https://doi.org/10.15517/am.v30i1.32478