[Relation of limnology and water hygiene to the environment].
D003604:Czechoslovakia; D004777:Environment; D005068:Eutrophication; D006507:Hepatovirus / Q000302:isolation & purification; D011634:Public Health; D014871:Water Microbiology; D014877:Water Pollution, Chemical; D014881:Water Supply / Q000032:analysis*
Die Beziehung der Limnologie und Wasserhygiene zur Umwelt