Sierra-Alarcón, Andrea Milena, Yesenia Moreno-Oviedo, Edgar Augusto Mancipe-Muñoz, Yesid Avellaneda-Avellaneda, and Juan de Jesús Vargas-Martínez. 2019. “Effect of Nitrogen and Phosphate Fertilization on Perennial Ryegrasses and Red Clovers: Evaluation of Nitrogen and Phosphate Fertilization on Perennial Ryegrasses and Red Clovers”. Agronomía Mesoamericana 30 (3):841-54. https://doi.org/10.15517/am.v30i3.35170.