RANDEL, P. F.; VÉLEZ-SANTIAGO, J. Rearing Dairy Heifers on Pastures Fertilized at Moderate Levels With or Without Supplemental Concentrates at Different Stages. The Journal of Agriculture of the University of Puerto Rico, [S. l.], v. 70, n. 2, p. 143–154, 1986. DOI: 10.46429/jaupr.v70i2.7086. Disponível em: https://revistas.upr.edu/index.php/jaupr/article/view/7086. Acesso em: 26 jun. 2022.