Vol. 32 No. 3 (2006)

Published: 2007-12-07

Mass balance-based plant-wide wastewater treatment plant models – Part 1: Biodegradability of wastewater organics under anaerobic conditions

MC Wentzel, GA Ekama, SW Sötemann

269-275

DOI:

10.4314/wsa.v32i3.5261

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Mass balance-based plant-wide wastewater treatment plant models – Part 2: Tracking the influent inorganic suspended solids

GA Ekama, MC Wentzel, SW Sötemann, SW Sötemann

277-285

DOI:

10.4314/wsa.v32i3.5272

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Mass balance-based plant-wide wastewater treatment plant models – Part 3: Biodegradability of activated sludge organics under anaerobic conditions

GA Ekama, SW Sötemann, MC Wentzel

287-296

DOI:

10.4314/wsa.v32i3.5273

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Mass balance-based plant-wide wastewater treatment plant models – Part 4: Aerobic digestion of primary and waste activated sludges

SW Sötemann, MC Wentzel, GA Ekama

297-306

DOI:

10.4314/wsa.v32i3.5274

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Long-term emissions from mechanically biologically treated waste: Influence on leachate quality

M Griffith, C Trois

DOI:

10.4314/wsa.v32i3.5275

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Effect of solids retention time on Microthrix parvicella growth

C Noutsopoulos, D Mamais, A Andreadakis

315-321

DOI:

10.4314/wsa.v32i3.5276

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The interesting cross-paths of HIV/AIDS and water in Southern Africa with special reference to South Africa

CL Obi, B Onabolu, MNB Momba, JO Igumbor, J Ramalivahna, PO Bessong, EJ van Rensburg, M Lukoto, E Green, TB Mulaudzi

323-343

DOI:

10.4314/wsa.v32i3.5277

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Developing a yeast-based assay protocol to monitor total oestrogenic activity induced by 17ß-oestradiol in activated sludge supernatants from batch experiments

E Wozei, SW Hermanowicz

345-354

DOI:

10.4314/wsa.v32i3.5278

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A tensor approach to the estimation of hydraulic conductivities in Table Mountain Group aquifers of South Africa

L Lin, Y Xu

371-378

DOI:

10.4314/wsa.v32i3.5262

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Flood routing in ungauged catchments using Muskingum methods

MH Tewolde, JC Smithers

379-388

DOI:

10.4314/wsa.v32i3.5263

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Surface water quality assessment using factor analysis

H Boyacioglu

389-393

DOI:

10.4314/wsa.v32i3.5264

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Development of an automated desktop procedure for defining macro-reaches for river longitudinal profiles

LH Dollar, ESJ Dollar, J Moolman

395-402

DOI:

10.4314/wsa.v32i3.5265

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The Ecological Reserve: Towards a common understanding for river management in South Africa

E van Wyk, CM Breen, DJ Roux, KH Rogers, T Sherwill, BW van Wilgen

403-409

DOI:

10.4314/wsa.v32i3.5266

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A simple model for assessing utilisable streamflow allocations in the context of the Ecological Reserve

DA Hughes

411-417

DOI:

10.4314/wsa.v32i3.5267

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A BMP selection process based on the granulometry of runoff solids in a separate urban catchment

J Anta, E Peña, J Suárez, J Cagiao

419-428

DOI:

10.4314/wsa.v32i3.5268

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The characterisation of rainfall in the arid and semi-arid regions of Ethiopia

K Tilahun

429-436

DOI:

10.4314/wsa.v32i3.5269

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Contribution of rainwater harvesting technologies to rural livelihoods in Zimbabwe: The case of Ngundu ward in Chivi District

V Mutekwa, S Kusangaya

437-444

DOI:

10.4314/wsa.v32i3.5270

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Water resources and water management in the Bahurutshe heartland

S Van Niekerk, K Du Pisani

445-451

DOI:

10.4314/wsa.v32i3.5271

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An inter-laboratory comparative study of fluoride determination in water

JH Noh

365-370

DOI:

10.4314/wsa.v32i3.5156

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Application of a yeast-based assay protocol developed to monitor total oestrogenic activity induced by 17é-oestradiol in activated sludge supernatants from batch experiments

E Wozei, SW Hermanowicz

355-364

DOI:

10.4314/wsa.v32i3.5157

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