Original paper

Die Verunreinigung und Selbstreinigung des Donauwassers im tschechoslowakischen Abschnitt vom mikro biologischen Standpunkt

[Microbiological aspects of pollution and self-purification of the water of the river Danube on its Czechoslovak section]

Tržilová, Božena; Miklošovičová, Lubica


On the basis of a complex microbiological characteristic we determined the present quality state of the water in the river Danube on Czechoslovak territory. According to general microbiological indicators, the investigated biotope may be classified into the second class of cleanliness (corresponding to physical, chemical and biological data). Seasonal deterioration comes about in the sugar-beet season, self-purification process has been proved in the Czechoslovak section of river Danube.