Intraruminal urea infusion and abomasal amino acid passage.
D000018:Abomasum / Q000378:metabolism*; D000596:Amino Acids / Q000032:analysis / Q000378:metabolism*; D000821:Animal Feed; D000818:Animals; D005243:Feces / Q000032:analysis; D008297:Male; D009584:Nitrogen / Q000032:analysis / Q000378:metabolism / Q000652:urine; D009751:Nutritional Requirements; D012417:Rumen / Q000378:metabolism; D012756:Sheep / Q000378:metabolism*; D014508:Urea / Q000008:administration & dosage* / Q000378:metabolism
D000596:Amino Acids; D014508:Urea; D009584:Nitrogen