title: A study of the protein requirements of the mature breeding ewe. 2. Protein utilization in the pregnant ewe.
mesh_terms: D000818:Animals; D004044:Dietary Proteins / Q000378:metabolism*; D004063:Digestion; D005243:Feces / Q000032:analysis; D005260:Female; D009584:Nitrogen / Q000378:metabolism / Q000652:urine; D011247:Pregnancy; D011270:Pregnancy, Animal; D012756:Sheep
chemical_list: D004044:Dietary Proteins; D009584:Nitrogen