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Результаты 91-100 из 166
An investigation into the pretreatment and effect of an industrial waste water derived from the manufacture of azo dyes upon the activated-sludge process
1974
Tong, A. (Prudhoe Water Pollution Control Works, Prudhoe, Northumberland (UK)) | Young, R.A.
Ammonia in water supply systems
1974
Nicolson, N.J. (The Conservancy, Reading, Berks (UK))
Heavy metal content in the sediments of the southern part of the Coeur D'Alene lake
1974
Maxfield, D. | Rodriguez, J.M. | Buettner, M. | Davis, J. | Forbes, L. | Kovacs, R. | Russel, W. | Schultz, Ludolf | Smith, R. | Wai, C.M.
The application of statistical techniques to river quality management
1974
Oxley, N.C. (EASAMS Ltd., Camberley, Surrey (UK)) | Wallis, B.F.J.
The Huntingdon Research Centre Pasveer oxidation ditch: six years on
1974
Spring, B.J. (Department of Building and Maintenance, Huntingdon Research Centre, Huntingdon (UK)) | Briscoe, E.R.E.
Quality control in river management of the Bristol Avon
1974
Ingham, G.S.N. (Bristol Avon River Authority, Bristol (UK))
Pollution, congestion, and nuisance
1974
Dick, Daniel T.
The toxicities of sewage effluents, industrial discharges and some chemical substances to brown trout (Salmo trutta) in the Trent River Authority area
1974
Woodiwiss, F.S. (Pollution Control and Fisheries Department, Trent River Authority (UK)) | Fretwell, G.
