HAMMOND, A. C. The Use of blood urea nitrogen concentration as an indicator of protein status in cattle. The Bovine Practitioner, [S. l.], v. 1983, n. 18, p. 114–118, 1983. DOI: 10.21423/bovine-vol1983no18p114-118. Disponível em: https://bovine-ojs-tamu.tdl.org/bovine/article/view/2492. Acesso em: 25 aug. 2024.