The effects of energy levels on nitrogen components of urine.
D000821:Animal Feed / Q000032:analysis*; D000818:Animals; D002645:Chickens / Q000378:metabolism*; D002854:Chromatography, Paper; D003404:Creatinine / Q000032:analysis; D005243:Feces / Q000032:analysis; D005260:Female; D009584:Nitrogen / Q000378:metabolism* / Q000652:urine; D014527:Uric Acid / Q000032:analysis
D014527:Uric Acid; D003404:Creatinine; D009584:Nitrogen