Ibarra D, Latrille L. Increasing of rumen undegradable protein in dairy cows. 1. Effects on milk production, milk composition and nutrients utilization. Arch med vet [Internet]. 2006 Aug. 31 [cited 2024 May 19];38(2):115-21. Available from: http://revistas.uach.cl/index.php/amv/article/view/4830