title: Studies on the ecology of certain rumen ciliate protozoa.
mesh_terms: D000818:Animals; D001419:Bacteria / Q000254:growth & development; D002417:Cattle; D016798:Ciliophora / Q000254:growth & development*; D004463:Ecology; D006041:Goats; D008567:Membranes, Artificial; D008722:Methods; D008829:Microbiology / Q000295:instrumentation; D012417:Rumen / Q000382:microbiology*; D012756:Sheep
chemical_list: D008567:Membranes, Artificial