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Vol. 16 No. 2, April 1990
Home Water SA Vol. 16 No. 2, April 1990

Vol. 16 No. 2, April 1990

9 articles

All Water SA issues

  1. Application of ultrafiltration membranes for solids-liquid separation in anaerobic digestion systems: The ADUF process

    Ross WR, Barnard JP, le Roux J, de Villiers HA

    View PDF — Application of ultrafiltration membranes for solids-liquid separation in anaerobic digestion systems: The ADUF process Download — Application of ultrafiltration membranes for solids-liquid separation in anaerobic digestion systems: The ADUF process

  2. Appropriate record lengths for the estimation of mean annual and mean monthly precipitation in southern Africa

    Lynch SD, Dent MC

    View PDF — Appropriate record lengths for the estimation of mean annual and mean monthly precipitation in southern Africa Download — Appropriate record lengths for the estimation of mean annual and mean monthly precipitation in southern Africa

  3. Canopy surface conductance of unstressed wheat and its weather dependence

    Van Zyl WH, de Jager JM, Maree CJ, Singels A

    View PDF — Canopy surface conductance of unstressed wheat and its weather dependence Download — Canopy surface conductance of unstressed wheat and its weather dependence

  4. The automated determination of nitrate in water

    Pauer JJ, van Vliet HR, van Staden JF

    View PDF — The automated determination of nitrate in water Download — The automated determination of nitrate in water

  5. Hydrochemical applications of the analysis of repeated measurements

    Villagra MJ, Gomez G, Romero F, Cruz-Sanjulian J

    View PDF — Hydrochemical applications of the analysis of repeated measurements Download — Hydrochemical applications of the analysis of repeated measurements

  6. Convective cloud characteristics for the Bethlehem area

    Steyn PCL, Bruintjes RT

    View PDF — Convective cloud characteristics for the Bethlehem area Download — Convective cloud characteristics for the Bethlehem area

  7. Observations on concentrations of the heavy metals zinc, manganese, nickel and iron in the water, in the sediments and in two aquatic macrophytes, Typha capensis (Rohrb.) N.E. Br. and Arundo donax L., of a stream affected by goldmine and industrial efflue

    van der Merwe CG, Schoonbee HJ, Pretorius J

    View PDF — Observations on concentrations of the heavy metals zinc, manganese, nickel and iron in the water, in the sediments and in two aquatic macrophytes, Typha capensis (Rohrb.) N.E. Br. and Arundo donax L., of a stream affected by goldmine and industrial efflue Download — Observations on concentrations of the heavy metals zinc, manganese, nickel and iron in the water, in the sediments and in two aquatic macrophytes, Typha capensis (Rohrb.) N.E. Br. and Arundo donax L., of a stream affected by goldmine and industrial efflue

  8. Heavy metal content in organs of the African sharptooth catfish, Clarias gariepinus (Burchell), from a Transvaal lake affected by mine and industrial effluents. Part 1. Zinc and copper

    Bezuidenhout LM, Schoonbee HJ, de Wet LPD

    View PDF — Heavy metal content in organs of the African sharptooth catfish, Clarias gariepinus (Burchell), from a Transvaal lake affected by mine and industrial effluents. Part 1. Zinc and copper Download — Heavy metal content in organs of the African sharptooth catfish, Clarias gariepinus (Burchell), from a Transvaal lake affected by mine and industrial effluents. Part 1. Zinc and copper

  9. Technical note: Chemical and ecological studies on Tilapia nilotica

    Mohamed AE, Awadallah RM, Gabr SA

    View PDF — Technical note: Chemical and ecological studies on Tilapia nilotica Download — Technical note: Chemical and ecological studies on Tilapia nilotica
 
 

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