title: Protein and nonprotein nitrogen utilization in dairy cattle.
mesh_terms: D000821:Animal Feed; D000818:Animals; D002417:Cattle / Q000254:growth & development / Q000378:metabolism*; D004734:Energy Metabolism; D005260:Female; D005527:Food, Fortified; D005557:Formaldehyde / Q000494:pharmacology; D006358:Hot Temperature; D007774:Lactation; D008297:Male; D008715:Methionine / Q000031:analogs & derivatives; D009584:Nitrogen / Q000378:metabolism*; D011247:Pregnancy; D011506:Proteins / Q000378:metabolism*; D012417:Rumen / Q000378:metabolism / Q000382:microbiology; D013634:Tannins / Q000494:pharmacology
chemical_list: D011506:Proteins; D013634:Tannins; D005557:Formaldehyde; C008391:alpha-hydroxy-gamma-methylmercaptobutyric acid; D008715:Methionine; D009584:Nitrogen