A comparative review of the flow of nitrogen fractions at the omasal canal and duodenum of dairy cows - Ipharraguerre, I. R.; Reynal, S. M.; Huhtanen, Pekka; Clark, J. H.; Broderick, G. A.; Ahvenjärvi, Seppo (American society of animal science, 2007)
Keywords: Ko; lypsykarja; ruoansulatus; typpi; dairy cows; digestion; nitrogen; omasal canal; duodenum