TY - RPRT TI - Synergism of 5,2'dichloro-4'-nitro-salicylanilide and 3-trifluormethyl-4-nitrophenol in a selective lamprey larvicide AU - John H. Howell AU - Everett L. King AU - Allen J. Smith AU - Lee H. Hanson PY - 1964 UR - https://pubs.usgs.gov/publication/2002339 ID - 2002339 ER -