W. Horning

Differences in acute toxicity test results of three reference toxicants on Daphnia at two temperatures

P. A. Lewis, W. Horning, 1991 .

Validity Of Laboratory Tests For Predicting Copper Toxicity In Streams

W. Horning, T. Neiheisel, Q. Pickering, 1976 .

Chronic effect of copper on the bluntnose minnow,Pimephales notatus (Rafinesque)

W. Horning, T. Neiheisel, 1979, Archives of environmental contamination and toxicology.

Growth Temperature Requirements and Lower Lethal Temperatures for Juvenile Smallmouth Bass (Micropterus dolomieui)

R. Pearson, W. Horning, 1973 .

Short-term methods for estimating the chronic toxicity of effluents and receiving waters freshwater organisms

W. Horning, C. Weber, 1985 .

The Use of Artificial Substrates in Pollution Surveys

W. Horning, J. Arthur, 1969 .

Toxicity of textile mill effluents to freshwater and estuarine algae, crustaceans and fishes☆

W. Horning, Gerald E. Walsh, Lowell H. Bahner, 1980 .