TY - RPRT TI - Toxicity of 33NCS (3'-chloro-3-nitrosalicylanilide) to freshwater fish and sea lampreys AU - Leif L. Marking AU - Everett L. King AU - Charles R. Walker AU - John H. Howell PY - 1970 UR - https://pubs.usgs.gov/publication/37006 ID - 37006 ER -