title: Factors affecting blood urea nitrogen and its use as an index of the nutritional status of sheep.
mesh_terms: D000821:Animal Feed; D000824:Animal Nutritional Physiological Phenomena; D000818:Animals; D000831:Animals, Newborn; D001806:Blood Urea Nitrogen; D001947:Breeding; D004032:Diet; D005260:Female; D006109:Poaceae; D011247:Pregnancy; D011272:Pregnancy, Multiple; D012756:Sheep / Q000378:metabolism* / Q000502:physiology