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Vol. 16 No. 4, October 1990
Home Water SA Vol. 16 No. 4, October 1990

Vol. 16 No. 4, October 1990

10 articles

All Water SA issues

  1. Dominant phytoplankters and environmental variables in Roodeplaat Dam, Pretoria, South Africa

    Pieterse AJH, Röhrbeck MA

    View PDF — Dominant phytoplankters and environmental variables in Roodeplaat Dam, Pretoria, South Africa Download — Dominant phytoplankters and environmental variables in Roodeplaat Dam, Pretoria, South Africa

  2. Dynamically formed hydrous zirconium (iv) oxide-polyelectrolyte membranes. IX: Poly(acrylic acid-co-hydroxyethyl acrylate) and poly (acrylic acid-co-hydroxyethyl methacrylate) membranes

    van Reenen AJ, Gerber S, Sanderson RD

    View PDF — Dynamically formed hydrous zirconium (iv) oxide-polyelectrolyte membranes. IX: Poly(acrylic acid-co-hydroxyethyl acrylate) and poly (acrylic acid-co-hydroxyethyl methacrylate) membranes Download — Dynamically formed hydrous zirconium (iv) oxide-polyelectrolyte membranes. IX: Poly(acrylic acid-co-hydroxyethyl acrylate) and poly (acrylic acid-co-hydroxyethyl methacrylate) membranes

  3. Methods to convert American class A-pan and Symon's tank evaporation to that of a representative environment

    Bosman HH

    View PDF — Methods to convert American class A-pan and Symon's tank evaporation to that of a representative environment Download — Methods to convert American class A-pan and Symon's tank evaporation to that of a representative environment

  4. A comprehensive list of pipe coefficients of friction for the Hazen-Williams and Manning formulae derived from the Darcy-Weisbach formula and Colebrook-White transition law for roughness values (k)

    Radford MD

    View PDF — A comprehensive list of pipe coefficients of friction for the Hazen-Williams and Manning formulae derived from the Darcy-Weisbach formula and Colebrook-White transition law for roughness values (k) Download — A comprehensive list of pipe coefficients of friction for the Hazen-Williams and Manning formulae derived from the Darcy-Weisbach formula and Colebrook-White transition law for roughness values (k)

  5. An experimental study of the effect of bed grain roughness on sediment sorting by entrainment

    James CS, Lymberopoulos G, Scalla P

    View PDF — An experimental study of the effect of bed grain roughness on sediment sorting by entrainment Download — An experimental study of the effect of bed grain roughness on sediment sorting by entrainment

  6. Treatment of gelatine factory effluent

    Maree JP, Cole CGB, Gerber A, Barnard JL

    View PDF — Treatment of gelatine factory effluent Download — Treatment of gelatine factory effluent

  7. Thermodynamic considerations on the performance of two-staged anaerobic digesters

    Britz TJ, Joubert WA

    View PDF — Thermodynamic considerations on the performance of two-staged anaerobic digesters Download — Thermodynamic considerations on the performance of two-staged anaerobic digesters

  8. Factors influencing the chemical characteristics of landfill leachates

    Ross WR

    View PDF — Factors influencing the chemical characteristics of landfill leachates Download — Factors influencing the chemical characteristics of landfill leachates

  9. Bioaccumulation of selected heavy metals by the water fern Azolla filiculoides Lam. in a wetland ecosystem affected by sewage, mine and industrial pollution

    de Wet LPD, Schoonbee HJ, Pretorius J, Bezuidenhout LM

    View PDF — Bioaccumulation of selected heavy metals by the water fern Azolla filiculoides Lam. in a wetland ecosystem affected by sewage, mine and industrial pollution Download — Bioaccumulation of selected heavy metals by the water fern Azolla filiculoides Lam. in a wetland ecosystem affected by sewage, mine and industrial pollution

  10. Minimising liquid discharge from large power plants

    Aspden JD, Swanepoel DA

    View PDF — Minimising liquid discharge from large power plants Download — Minimising liquid discharge from large power plants
 
 

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