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Résultats 31-40 de 44
Pilot-scale studies on the treatment of domestic sewage by two-stage biological filtration - with special reference to nitrification
1975
Bruce, A.M. (Water Pollution Control Laboratory, Department of the Environment, Stevenage, Herts SG1 1TH (UK)) | Merkens, J.C. | Haynes, B.A.O.
Application of toxicity testing to sewage-treatment processes
1975
Green, M.B. | Willetts, D.G. | Bennett, M. | Crowther, R.F. | Bourton, J.
The application of statistical techniques to river quality management
1974
Oxley, N.C. (EASAMS Ltd., Camberley, Surrey (UK)) | Wallis, B.F.J.
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.
Septic tank disc units
1975
Pretorius, W.A. (National Institute for Water Research, CSIR, Pretoria, Transvaal (South Africa))
Farming aspects of pollution control in Salisbury Rhodesia
1975
Cormack, J.M.
The practice of balancing in wastewater treatment
1975
Finch, J.
The metal content and dispersion characteristics of steelworks' effluent discharging to the Tees estuary
1975
Prater, B.E.
Aspects of power generation and sludge treatment at Coventry
1974
Lee, H.V. (Sewage Works, Finham, Coventry (UK)) | Duckworth, R.M.
