title: The effect of dietary energy source in nitrogen metabolism in the rumen of sheep.
mesh_terms: D000818:Animals; D004040:Dietary Carbohydrates / Q000378:metabolism*; D004063:Digestion; D008297:Male; D009584:Nitrogen / Q000378:metabolism*; D014176:Protein Biosynthesis; D012417:Rumen / Q000378:metabolism* / Q000382:microbiology; D012756:Sheep
chemical_list: D004040:Dietary Carbohydrates; D009584:Nitrogen