TY - RPRT TI - Niacin requirement for optimum growth, feed conversion and protection of rainbow trout, Salmo gairdneri Richardson, from ultraviolet-B irradiation AU - H. A. Poston AU - M.J. Wolfe PY - 2006 DO - 10.1111/j.1365-2761.1985.tb01278.x UR - https://pubs.usgs.gov/publication/1014497 ID - 1014497 ER -