Dawson, V. K., Cumming, K. B., and Gilderhus, P. A., 1977, Efficacy of 3-trifluoromethyl-4-nitrophenol (TFM), 2',5-dichloro-4'-nitrosalicylanilide (Bayer 73) and a 98:2 mixture as lampricides in laboratory: La Crosse, Wisconsin, U.S. Fish and Wildlife Service Investigations in Fish Control 77, 11 p. Abstract: Keywords: