The importance of nutritional analysis of milk in dual-purpose cattle in the foot of the plain. Rev Sist Prod Agroecol. [Internet]. 2020 Dec. 15 [cited 2026 Mar. 7];11(2):109-21. Available from: https://ojsunillanos.dev5.metabiblioteca.com.co/index.php/sistemasagroecologicos/article/view/473