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Vol. 25 No. 1, January 1999
Home Water SA Vol. 25 No. 1, January 1999

Vol. 25 No. 1, January 1999

15 articles

All Water SA issues

  1. An aquatic macroinvertebrate and and chemical database for reverine ecosystems

    Dallas HF, Janssens MP, Day L

    View PDF — An aquatic macroinvertebrate and and chemical database for reverine ecosystems Download — An aquatic macroinvertebrate and and chemical database for reverine ecosystems

  2. A modified boundary integral solution of recharging and dewatering of an unconfined homogeneous aquifer

    Onyejekwe OO, Karama AB, Kuwornoo DK

    View PDF — A modified boundary integral solution of recharging and dewatering of an unconfined homogeneous aquifer Download — A modified boundary integral solution of recharging and dewatering of an unconfined homogeneous aquifer

  3. A preliminary investigation of the oxygen and hydrogen isotope hydrology of the greater Cape Town area and an assessment of the potential for using stable isotopes as tracers

    Harris C, Oom BM, Diamond RE

    View PDF — A preliminary investigation of the oxygen and hydrogen isotope hydrology of the greater Cape Town area and an assessment of the potential for using stable isotopes as tracers Download — A preliminary investigation of the oxygen and hydrogen isotope hydrology of the greater Cape Town area and an assessment of the potential for using stable isotopes as tracers

  4. A modelling of a dimensionless synthetic unit hydrograph

    Ngirane-Katashaya G, Cowen R

    View PDF — A modelling of a dimensionless synthetic unit hydrograph Download — A modelling of a dimensionless synthetic unit hydrograph

  5. Neural network models for river flow forecasting

    Danh NT, Phien HN, Gupta AD

    View PDF — Neural network models for river flow forecasting Download — Neural network models for river flow forecasting

  6. Methodology for the calculation of industrial flood damage and its application to an industry in Vereeniging

    Booysen HJ, Viljoen MF, de Villiers GduT

    View PDF — Methodology for the calculation of industrial flood damage and its application to an industry in Vereeniging Download — Methodology for the calculation of industrial flood damage and its application to an industry in Vereeniging

  7. Aluminium in drinking water: An overview

    Srinivasan PT, Viraraghavan T, Subramanian KS

    View PDF — Aluminium in drinking water: An overview Download — Aluminium in drinking water: An overview

  8. Direct extractions of proteins to monitor an activated sludge system on a weekly basis for 34 weeks using SDS-page

    Ehlers ME, Cloete TE

    View PDF — Direct extractions of proteins to monitor an activated sludge system on a weekly basis for 34 weeks using SDS-page Download — Direct extractions of proteins to monitor an activated sludge system on a weekly basis for 34 weeks using SDS-page

  9. Survey of filamentous bacteria in activated sludge plants in KwaZulu-Natal

    Lacko N, Bux F, Kasan HC

    View PDF — Survey of filamentous bacteria in activated sludge plants in KwaZulu-Natal Download — Survey of filamentous bacteria in activated sludge plants in KwaZulu-Natal

  10. Yield determination by respirometry - The possible influence of storage under aerobic conditions in activated sludge

    Dircks K, Pind PF, Mosbæk H, Henze M

    View PDF — Yield determination by respirometry - The possible influence of storage under aerobic conditions in activated sludge Download — Yield determination by respirometry - The possible influence of storage under aerobic conditions in activated sludge

  11. Investigation into a biosupplementation for possible reduction of activated sludge production in a system with excess biological phosphorus removal

    de Haas DW

    View PDF — Investigation into a biosupplementation for possible reduction of activated sludge production in a system with excess biological phosphorus removal Download — Investigation into a biosupplementation for possible reduction of activated sludge production in a system with excess biological phosphorus removal

  12. Extremely high genetic differentiation between two populations of the river goby, Glossogobius callidus (Smith, 1937)

    Engelbrecht GD, Mulder PFS

    View PDF — Extremely high genetic differentiation between two populations of the river goby, Glossogobius callidus (Smith, 1937) Download — Extremely high genetic differentiation between two populations of the river goby, Glossogobius callidus (Smith, 1937)

  13. Monitoring cadmium and zinc contamination in freshwater systems with the use of the freshwater river crab, Potamonautes warreni

    Sanders MJ, Du Preez HH, Van Vuren JHJ

    View PDF — Monitoring cadmium and zinc contamination in freshwater systems with the use of the freshwater river crab, Potamonautes warreni Download — Monitoring cadmium and zinc contamination in freshwater systems with the use of the freshwater river crab, Potamonautes warreni

  14. Bioaccumulation of copper and zink in Oreochromis Mossambicus and Clarias Gariepinus, from the Olifants River, Mpumalanga, South Africa

    Kotze P, Du Preez HH, Van Vuren JHJ

    View PDF — Bioaccumulation of copper and zink in Oreochromis Mossambicus and Clarias Gariepinus, from the Olifants River, Mpumalanga, South Africa Download — Bioaccumulation of copper and zink in Oreochromis Mossambicus and Clarias Gariepinus, from the Olifants River, Mpumalanga, South Africa

  15. Short communication: Degree of utilisation - the reciprocal of the peak factor. Its application in the operation of a water supply and distribution system

    Johnson EH

    View PDF — Short communication: Degree of utilisation - the reciprocal of the peak factor. Its application in the operation of a water supply and distribution system Download — Short communication: Degree of utilisation - the reciprocal of the peak factor. Its application in the operation of a water supply and distribution system
 
 

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