title: Relation between diet and protozoal population in the rumen.
mesh_terms: D000641:Ammonia / Q000032:analysis; D000818:Animals; D002417:Cattle; D002452:Cell Count; D004032:Diet; D056890:Eukaryota / Q000302:isolation & purification*; D005232:Fatty Acids, Volatile / Q000032:analysis; D005260:Female; D006863:Hydrogen-Ion Concentration; D000455:Medicago sativa; D012417:Rumen / Q000032:analysis / Q000382:microbiology*
chemical_list: D005232:Fatty Acids, Volatile; D000641:Ammonia