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Final Report on Migrant Salmon Light Guiding Studies (Contract No. D.A.-45-108 CIVENG-63-29) at Columbia River Dams, for the Fisheries Engineering Research Program, U.S. Army Engineer Division, North Pacific Corps of Engineers
Paul Eldon Fields
出版U.S. Army Corps of Engineers, North Pacific Division, 1966
URLhttp://books.google.com.hk/books?id=PaHwAAAAMAAJ&hl=&source=gbs_api
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