TY - RPRT TI - Effects of day length and cleaning regimen on the growth of yearling parr Atlantic salmon AU - D. V. Rottiers PY - 1992 DO - 10.1577/1548-8640(1992)054%3c0069:eodlac%3e2.3.co;2 UR - https://pubs.usgs.gov/publication/1014726 ID - 1014726 ER -