Toxicity of pulp and paper effluents in Ontario
Subtitle: January, 1969 to December 1985
By: prepared by Aquatic Toxicity Unit, Aquatic Biology Section, Water Resources Branch, Ontario Ministry of the Environment.
Contributors: Ontario. Water Resources Branch.; Ontario. Ministry of the Environment.
Publisher: Ontario Ministry of the Environment
Published: 1988
Place of publication: [Toronto]
Language: eng
Number of pages: 141
Subjects: Wood-pulp industry -- Ontario -- Waste disposal; Paper mills -- Environmental aspects -- Ontario.; Wood-pulp industry -- Environmental aspects -- Ontario.; Water -- Pollution -- Ontario -- Toxicology.
Notes: Chart inserted in pocket.

"April 1988."

Bibliography: p. xviii.