SAMUELS, George; GONZÁLEZ-VÉLEZ, Francisco. Influence of Nitrogen Sources and Time of Cutting on Yield and Protein Content of Napier (Merker) Grass. The Journal of Agriculture of the University of Puerto Rico, [S. l.], v. 47, n. 3, p. 205–211, 1963. DOI: 10.46429/jaupr.v47i3.12954. Disponível em: https://revistas.upr.edu/index.php/jaupr/article/view/12954. Acesso em: 26 apr. 2024.