Interrelationships of urea, protein, and productive factors in lactating cows.
D000821:Animal Feed; D000818:Animals; D002417:Cattle / Q000502:physiology*; D004044:Dietary Proteins / Q000378:metabolism*; D004063:Digestion / Q000187:drug effects; D005227:Fatty Acids / Q000032:analysis; D005260:Female; D007774:Lactation; D008892:Milk; D009584:Nitrogen / Q000032:analysis / Q000378:metabolism*; D011247:Pregnancy; D011506:Proteins / Q000032:analysis / Q000494:pharmacology; D012417:Rumen / Q000032:analysis; D014508:Urea / Q000378:metabolism* / Q000494:pharmacology
D004044:Dietary Proteins; D005227:Fatty Acids; D011506:Proteins; D014508:Urea; D009584:Nitrogen