[Bacteriologic studies on purification of waste water].
D001419:Bacteria; D001432:Bacteriology; D012722:Sewage / Q000382:microbiology*; D062065:Wastewater
D012722:Sewage; D062065:Wastewater
BACTERIA; SEWAGE/bacteriology
Bakteriologiske studier over spildevandsrensning.