Biodiversity Heritage Library
By "Kaushik, N. K. "
Acute and chronic toxicity to zooplankton of pure pentachlorophenol and a technical formulation : laboratory and field studies /
By: Stephenson, Gladys L. (Gladys Lorraine), - Kaushik, N. K. - Ontario. Ministry of the Environment.
Publication info: [Toronto] :Queen's Printer for Ontario,c1991.
Holding Institution: Ontario Ministry of the Environment (archive.org)