title: [Electron microscopic study of iron-manganese concretions from Lake Punnus-Iarvi].
mesh_terms: D001419:Bacteria / Q000166:cytology* / Q000378:metabolism; D007501:Iron / Q000378:metabolism*; D008345:Manganese / Q000378:metabolism*; D008854:Microscopy, Electron; D014586:USSR; D014871:Water Microbiology
chemical_list: D008345:Manganese; D007501:Iron
vernacular_title: Elektronnomikroskopicheskoe issledovanie zhelezo-margantsevykh konkretsiĭ iz ozera Punnus-Iarvi.