title: Preliminary data concerning the use of artificial substrata for the ecological study of periphyton and for the identification of environmental radioactivity in a running-water ecosystem.
mesh_terms: D004175:Diptera; D056890:Eukaryota; D008386:Marine Biology; D009348:Nematoda; D014871:Water Microbiology; D014876:Water Pollution; D014878:Water Pollution, Radioactive