WILLIAMSON, N. B. The Economics of reproductive management programs in large and medium sized dairy herds. The Bovine Practitioner, [S. l.], v. 1996, n. 30, p. 15–20, 1996. DOI: 10.21423/bovine-vol1996no30p15-20. Disponível em: https://bovine-ojs-tamu.tdl.org/bovine/article/view/2443. Acesso em: 3 jul. 2024.