Determination of the nutritional quality and degradability of fodder trees species using fistulated cows. Revista Sistemas de Producción Agroecológicos, [S. l.], v. 4, n. 1, p. 2–18, 2013. DOI: 10.22579/22484817.608. Disponível em: https://ojsunillanos.dev5.metabiblioteca.com.co/index.php/sistemasagroecologicos/article/view/608. Acesso em: 7 mar. 2026.