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Journal Articles

The Activated Sludge Model No. 2: biological phosphorus removal

W. Gujer, M. Henze, T. Mino, T. Matsuo, M. C. Wentzel ...
Water Sci Technol (1995) 31 (2): 1–11.
DOI: https://doi.org/10.2166/wst.1995.0061
Date Online: 01 January 1995
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Journal Articles

Wastewater and biomass characterization for the Activated Sludge Model No. 2: biological phosphorus removal

M. Henze, W. Gujer, T. Mino, T. Matsuo, M. C. Wentzel ...
Water Sci Technol (1995) 31 (2): 13–23.
DOI: https://doi.org/10.2166/wst.1995.0064
Date Online: 01 January 1995
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Journal Articles

Tentative guidelines for waste selection, process design, operation and control of upflow anaerobic sludge bed reactors

M. C. Wentzel, R. E. Moosbrugger, P. A. L. N. S. Sam-Soon, G. A. Ekama, G. v. R. Marais
Water Sci Technol (1994) 30 (12): 31–42.
DOI: https://doi.org/10.2166/wst.1994.0577
Date Online: 01 December 1994
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Journal Articles

Phosphorus Export from Nonpoint Sources in the Berg River, Western Cape Province, South Africa

A. J. Bath, G. v. R. Marais
Water Sci Technol (1993) 28 (3-5): 713–718.
DOI: https://doi.org/10.2166/wst.1993.0478
Date Online: 01 August 1993
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Journal Articles

A 5 pH Point Titration Method for Determining the Carbonate and SCFA Weak Acid/Bases in Anaerobic Systems

R. E. Moosbrugger, M. C. Wentzel, G. A. Ekama, G. v. R. Marais
Water Sci Technol (1993) 28 (2): 237–245.
DOI: https://doi.org/10.2166/wst.1993.0112
Date Online: 01 July 1993
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Journal Articles

Treatment of Wine Distillery Waste in UASB Systems – Feasibility, Alkalinity Requirements and pH Control

R. E. Moosbrugger, M. C. Wentzel, G. A. Ekama, G. v. R. Marais
Water Sci Technol (1993) 28 (2): 45–54.
DOI: https://doi.org/10.2166/wst.1993.0074
Date Online: 01 July 1993
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Journal Articles

Processes and Modelling of Nitrification Denitrification Biological Excess Phosphorus Removal Systems – A Review

M. C. Wentzel, G. A. Ekama, G. v. R. Marais
Water Sci Technol (1992) 25 (6): 59–82.
DOI: https://doi.org/10.2166/wst.1992.0114
Date Online: 01 March 1992
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Journal Articles

Denitrification Kinetics in Biological Nitrogen and Phosphorus Removal Activated Sludge Systems Treating Municipal Waste Waters

J. A. Clayton, G. A. Ekama, M. C. Wentzel, G. v. R. Marais
Water Sci Technol (1991) 23 (4-6): 1025–1035.
DOI: https://doi.org/10.2166/wst.1991.0554
Date Online: 01 February 1991
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Journal Articles

Kinetics of Nitrification Denitrification Biological Excess Phosphorus Removal Systems–A Review

M. C. Wentzel, G. A. Ekama, G. v. R. Marais
Water Sci Technol (1991) 23 (4-6): 555–565.
DOI: https://doi.org/10.2166/wst.1991.0505
Date Online: 01 February 1991
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Journal Articles

Evaluation of Biochemical Models for Biological Excess Phosphorus Removal

M. C. Wentzel, L. H. Lötter, G. A. Ekama, R. E. Loewenthal, G. v. R. Marais
Water Sci Technol (1991) 23 (4-6): 567–576.
DOI: https://doi.org/10.2166/wst.1991.0506
Date Online: 01 February 1991
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Journal Articles

The Selector Effect on Filamentous Bulking in Long Sludge Age Activated Sludge Systems

D. M. D. Gabb, D. A. Still, G. A. Ekama, D. Jenkins, G. v. R. Marais
Water Sci Technol (1991) 23 (4-6): 867–877.
DOI: https://doi.org/10.2166/wst.1991.0538
Date Online: 01 February 1991
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Journal Articles

Incidence of Sphaerotilus Natans in Laboratory Scale Activated Sludge Systems

D. M. D. Gabb, G. A. Ekama, D. Jenkins, G. v. R. Marais
Water Sci Technol (1989) 21 (4-5): 29–41.
DOI: https://doi.org/10.2166/wst.1989.0208
Date Online: 01 April 1989
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Journal Articles

Benefits of Including Unaerated Zones in Nitrifying Activated Sludge Plants

P. L. Dold, G v. R. Marais
Water Sci Technol (1987) 19 (1-2): 195–207.
DOI: https://doi.org/10.2166/wst.1987.0201
Date Online: 01 January 1987
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Journal Articles

Anaerobic Treatment of an Apple Processing Wastewater

P. L. Dold, A. Sam-Soon, I. H. Palmer, G v. R. Marais
Water Sci Technol (1987) 19 (1-2): 237–247.
DOI: https://doi.org/10.2166/wst.1987.0205
Date Online: 01 January 1987
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Journal Articles

The Implications of the IAWPRC Hydrolysis Hypothesis on Low F/M Bulking

G. A. Ekama, G v. R. Marais
Water Sci Technol (1986) 18 (6): 11–19.
DOI: https://doi.org/10.2166/wst.1986.0057
Date Online: 01 June 1986
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Journal Articles

Evaluation of the General Activated Sludge Model Proposed by the IAWPRC Task Group

P. L. Dold, G v. R. Marais
Water Sci Technol (1986) 18 (6): 63–89.
DOI: https://doi.org/10.2166/wst.1986.0061
Date Online: 01 June 1986
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Journal Articles

Procedures for Determining Influent COD Fractions and the Maximum Specific Growth Rate of Heterotrophs in Activated Sludge Systems

G. A. Ekama, P. L. Dold, G v. R. Marais
Water Sci Technol (1986) 18 (6): 91–114.
DOI: https://doi.org/10.2166/wst.1986.0062
Date Online: 01 June 1986
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Journal Articles

Kinetics of Biological Phosphorus Release

M. C. Wentzel, P. L. Dold, G. A. Ekama, G v. R. Marais
Water Sci Technol (1985) 17 (11-12): 57–71.
DOI: https://doi.org/10.2166/wst.1985.0221
Date Online: 01 November 1985
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Journal Articles

Comparison of Aerobic and Anoxic-Aerobic Digestion of Waste Activated Sludge

A P. C. Warner, G. A. Ekama, G v. R. Marais
Water Sci Technol (1985) 17 (8): 1475–1478.
DOI: https://doi.org/10.2166/wst.1985.0068
Date Online: 01 August 1985
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Journal Articles

An Equalization Control Strategy for Activated Sludge Process Control

P. L. Dold, H. O. Buhr, G v. R. Marais
Water Sci Technol (1985) 17 (2-3): 221–234.
DOI: https://doi.org/10.2166/wst.1985.0132
Date Online: 01 February 1985
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