TY - RPRT TI - Pyridylmercuric acetate technical: Its use in control in gill disease and some external parasitic infestations AU - S. F. Snieszko PY - 1949 DO - 10.1577/1548-8640(1949)11[153:pat]2.0.co;2 UR - https://pubs.usgs.gov/publication/1014103 ID - 1014103 ER -