T. Howard

A quantitative assay of the minimum concentrations of kraft mill effluents which affect fish respiration

C. Walden, T. Howard, G. Froud, 1970 .

A method to evaluate the effects of water pollutants on fish respiration

F. Schaumburg, C. Walden, T. Howard, 1967 .

An Ecological Study of the Snail Hosts for the Agent of Schistosome Dermatitis in Cultus Lake, British Columbia

C. Walden, T. Howard, 1965 .

Swimming Performance of Juvenile Coho Salmon (Oncorhynchus kisutch) Exposed to Bleached Kraft Pulpmill Effluent

T. Howard, 1975 .

TOXICITY OF COPPER COMPOUNDS TO THE SNAIL VECTOR HOSTS OF THE AGENT OF SCHISTOSOME DERMATITIS, IN WATERS OF DIFFERING HARDNESS.

C. Walden, T. Howard, H. Halvorson, 1964, American journal of hygiene.