Effect of dietary protein intake on creatinine excretion and the creatinine-nitrogen ratio in bovine urine.
D000818:Animals; D002417:Cattle / Q000378:metabolism*; D002940:Circadian Rhythm; D003404:Creatinine / Q000652:urine*; D004044:Dietary Proteins / Q000378:metabolism*; D000455:Medicago sativa; D009584:Nitrogen / Q000652:urine*; D003313:Zea mays
D004044:Dietary Proteins; D003404:Creatinine; D009584:Nitrogen