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