Aufrère J, Michalet-Doreau B, Graviou D
INRA, Station de Recherches sur la Nutrition des Herbivores, Ceyrat, France.
Reprod Nutr Dev. 1990;Suppl 2:163s-164s.
Estimation of intestinal nitrogen digestibility was related to acid detergent-insoluble nitrogen (ADIN) or pepsin-insoluble nitrogen (IP). Feedstuffs were then classified according to their in sacco nitrogen degradability in the rumen and ADIN or IP.