Effects of concentrate on barley silage and nitrogen utilization by lactating cows fed large amounts of urea.
D000821:Animal Feed; D000818:Animals; D002417:Cattle / Q000502:physiology*; D004044:Dietary Proteins / Q000378:metabolism; D004063:Digestion; D002523:Edible Grain; D005260:Female; D007774:Lactation; D008892:Milk; D009584:Nitrogen / Q000378:metabolism*; D011247:Pregnancy; D014508:Urea / Q000378:metabolism*
D004044:Dietary Proteins; D014508:Urea; D009584:Nitrogen