[Ecological analysis of the makeup and structure of water animal communities as a method for the biological evaluation of water quality].
D000818:Animals; D004463:Ecology; D005618:Fresh Water / Q000032:analysis; D008722:Methods; D014876:Water Pollution / Q000032:analysis*
Ekologicheskiĭ analiz sostava i struktury soobshchestv vodnykh zhivotnykh kak metod biologicheskoĭ otsenki kachestva vod.