[Approach to the determination of self purification of a water course].
D001673:Biodegradation, Environmental; D010100:Oxygen / Q000032:analysis; D012722:Sewage; D014871:Water Microbiology; D014876:Water Pollution / Q000032:analysis*; D014887:Weather; D015022:Yugoslavia
D012722:Sewage; D010100:Oxygen
Pristup odredivanju velicine i toka autopurifikacije vodotoka