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Environmental pollution and control
1975
Vesilind, P. Aarne
Edinburgh's sewage-treatment and disposal scheme
1975
Dugdale, J. (Edinburgh Corporation, Edinburgh (UK))
Chemical-biological treatment with biological filters
1975
Neely, A.B. (Rhodesia University, Salisbury (Rhodesia))
Septic tank disc units
1975
Pretorius, W.A. (National Institute for Water Research, CSIR, Pretoria, Transvaal (South Africa))
South African entrophication problems: a perspective
1975
Toerien, D.F. (National Institute for Water Research, CSIR, Pretoria, Transvaal (South Africa))
The practice of balancing in wastewater treatment
1975
Finch, J.
Nutrient removal in biological systems
1975
Barnard, J.L. (National Institute for Water Research, CSIR, Pretoria, Transvaal (South Africa))
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.
