The significance of the metabolic nitrogen of the feces in the estimation of the protein requirements of ruminants.
D000818:Animals; D004032:Diet; D005243:Feces; D009584:Nitrogen; D011506:Proteins; D012418:Ruminants; D013552:Swine; D013850:Thinking
D011506:Proteins; D009584:Nitrogen
FECES; HOGS/feeds and feeding; PROTEINS/in diet; RUMINATION