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Nutrient removal in biological systems
1975
Barnard, J.L. (National Institute for Water Research, CSIR, Pretoria, Transvaal (South Africa))
Chemical-biological treatment with biological filters
1975
Neely, A.B. (Rhodesia University, Salisbury (Rhodesia))
South African entrophication problems: a perspective
1975
Toerien, D.F. (National Institute for Water Research, CSIR, Pretoria, Transvaal (South Africa))
Solvents in sewage and industrial waste waters: identification and determination
1974
Ellison, W.K. | Wallbank, T.E.
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))
Ammonia in water supply systems
1974
Nicolson, N.J. (The Conservancy, Reading, Berks (UK))
Design and operation of the Kempton Park two stage activated-sludge plant
1975
Woosnam-Savage, R.P. (Sewage Department, Kempton Park Municipality, Kempton Park, Transvaal (South Africa)) | Lange, J.H.de
Man's acceleration of hydrogeochemical cycling of phosphorus: entrophication of inland and coastal waters
1975
Stumm, W. (Swiss Federal Institute of Technology, Zurich (Switzerland))
