CARO-COSTAS, Rubén; VICENTE-CHANDLER, José; ABRUÑA, Fernando. Effect of Four Levels of Concentrate Feeding on Milk Production by Holstein Cows Grazing Intensively Managed Tropical Grass Pastures. The Journal of Agriculture of the University of Puerto Rico, [S. l.], v. 56, n. 2, p. 97–103, 1972. DOI: 10.46429/jaupr.v56i2.10853. Disponível em: https://revistas.upr.edu/index.php/jaupr/article/view/10853. Acesso em: 24 apr. 2024.