00000nam 2200000zi 4500 9.896022 CaOODSP 20221107174211 m o d f cr mn||||||||| 201008e198407 bccab ob f000 0 eng d CaOODSP eng rda CaOODSP eng eng fre n-cn-bc En37-295/1984E-PDF Jasper, Steve, author. A multiple trough apparatus for year-round studies of periphyton / Steve Jasper, Max L. Bothwell and Reg Mitchell. West Vancouver, B.C. : Inland Waters Directorate, Pacific and Yukon Region, July 1984. 1 online resource (iv, 16 pages) : illustrations (some colour), map text txt rdacontent computer c rdamedia online resource cr rdacarrier Digitized edition from print [produced by Environment and Climate Change Canada]. Includes bibliographical references (page 16). "This report describes a multiple trough apparatus for periphyton research built next to the South Thompson River, at Chase, British Columbia. Detailed technical drawings are presented together with results from some of the initial tests used to evaluate performance"--Abstract, page i. Includes abstracts in English and French. Periphyton Effect of water pollution on British Columbia South Thompson River Measurement. Périphyton Effets de la pollution de l'eau sur Colombie-Britannique Thompson-Sud, Rivière Mesure. Canada. Inland Waters Directorate. Pacific and Yukon Region, issuing body. PDF 4.45 MB https://publications.gc.ca/collections/collection_2021/eccc/en37/En37-295-1984-eng.pdf