[A study of the process of iron-manganese concretions formation in the Punnus-Iarvi Lake].
D001419:Bacteria / Q000166:cytology / Q000378:metabolism*; D007501:Iron / Q000378:metabolism*; D008345:Manganese / Q000378:metabolism*; D014586:USSR; D014871:Water Microbiology
D008345:Manganese; D007501:Iron
Izuchenie protsessa obrazovaniia zhelezo-margantsevykh konkretsiĭ v ozere punnus-iarvi.