Back to opportunities
DocumentNot applicable7 of 7 opportunities in this document openPublication

Water Research Commission publication

Water Research CommissionRef: https://www.wrc.org.za/water-sa-issue/07-no-2-april-1981/

Official source

Source domain: wrc.org.za

Collected on 17 September 2026

Always confirm details on the official source before acting.

What this means

This is the Water Research Commission's archive page for Water SA Vol. 7 No. 2, April 1981. It lists eight research articles with authors, and offers View PDF and Download access for each. The issue is dated April 1, 1981.

What this document offers

Read out of this document by Govermate's AI, in its own words. Each one quotes the line it came from — confirm on the official source before acting.

journal article PDFOngoing

Besproeing, gewasopbrengs en dreinering op die Vaalhartsbesproeiingskema: 1. die bydrae van plaaswaterverbruik, besproeiingsbestuur en kanaalwaterverliese tot versuiping

A PDF of this research article by Streutker A is available to view or download from the Water SA Vol. 7 No. 2, April 1981 issue page.

Who it is for
Water SA readers, researchers and anyone interested in water science
How to act on it
Select View PDF or Download next to the article.
Show the line this came from
View PDF — Besproeing, gewasopbrengs en dreinering op die Vaalhartsbesproeiingskema: 1. die bydrae van plaaswaterverbruik, besproeiingsbestuur en kanaalwaterverliese tot versuiping
journal article PDFOngoing

Induced spawning of the common carp and Aischgrund Carp (Cyprinus Carpio) and the Largemouth Yellowfish (Barbus Kimberleyensis)

A PDF of this research article by van der Merwe FJ is available to view or download from the Water SA Vol. 7 No. 2, April 1981 issue page.

Who it is for
Water SA readers, researchers and anyone interested in water science
How to act on it
Select View PDF or Download next to the article.
Show the line this came from
View PDF — Induced spawning of the common carp and Aischgrund Carp (Cyprinus Carpio) and the Largemouth Yellowfish (Barbus Kimberleyensis)
journal article PDFOngoing

Elimination of toxic metals from wastewater by an integrated wastewater treatment/water reclamation system

A PDF of this research article by Smith R and Wiechers SG is available to view or download from the Water SA Vol. 7 No. 2, April 1981 issue page.

Who it is for
Water SA readers, researchers and anyone interested in water science
How to act on it
Select View PDF or Download next to the article.
Show the line this came from
View PDF — Elimination of toxic metals from wastewater by an integrated wastewater treatment/water reclamation system
journal article PDFOngoing

Some observations on biological and other control measures of the African clawed frog Xenopus Laevis (Daudin) (Pipidae, Amphibia) in fish ponds in Transkei

A PDF of this research article by Prinsloo JF, Schoonbee HJ and Nxiweni JG is available to view or download from the Water SA Vol. 7 No. 2, April 1981 issue page.

Who it is for
Water SA readers, researchers and anyone interested in water science
How to act on it
Select View PDF or Download next to the article.
Show the line this came from
View PDF — Some observations on biological and other control measures of the African clawed frog Xenopus Laevis (Daudin) (Pipidae, Amphibia) in fish ponds in Transkei
journal article PDFOngoing

A note on minimising temperature rise by restricting evaporation from small open water surfaces

A PDF of this research article by Henderson-Sellers B is available to view or download from the Water SA Vol. 7 No. 2, April 1981 issue page.

Who it is for
Water SA readers, researchers and anyone interested in water science
How to act on it
Select View PDF or Download next to the article.
Show the line this came from
View PDF — A note on minimising temperature rise by restricting evaporation from small open water surfaces
journal article PDFOngoing

Absorption by Chlorella Vulgaris Beijer. of phosphorus compounds released by the submerged Macrophyte Potamogeton Pectinatus l

A PDF of this research article by Van Aswegen LS, Swanepoel JH and Schoonbee HJ is available to view or download from the Water SA Vol. 7 No. 2, April 1981 issue page.

Who it is for
Water SA readers, researchers and anyone interested in water science
How to act on it
Select View PDF or Download next to the article.
Show the line this came from
View PDF — Absorption by Chlorella Vulgaris Beijer. of phosphorus compounds released by the submerged Macrophyte Potamogeton Pectinatus l
journal article PDFOngoing

An evaluation of the sedigraph as a standard method of sediment particle size analysis

A PDF of this research article by Van B Weaver A and Grobler DC is available to view or download from the Water SA Vol. 7 No. 2, April 1981 issue page.

Who it is for
Water SA readers, researchers and anyone interested in water science
How to act on it
Select View PDF or Download next to the article.
Show the line this came from
View PDF — An evaluation of the sedigraph as a standard method of sediment particle size analysis

Facts

Reference

https://www.wrc.org.za/water-sa-issue/07-no-2-april-1981/

Key Takeaways

  • Water Research Commission
  • Water SA Vol. 7 No. 2, April 1981
  • April 1, 1981
  • 8 articles
  • Elimination of toxic metals from wastewater by an integrated wastewater treatment/water reclamation system
  • A note on minimising temperature rise by restricting evaporation from small open water surfaces
  • Absorption by Chlorella Vulgaris Beijer. of phosphorus compounds released by the submerged Macrophyte Potamogeton Pectinatus l
  • An evaluation of the sedigraph as a standard method of sediment particle size analysis
  • Some observations on biological and other control measures of the African clawed frog Xenopus Laevis (Daudin) (Pipidae, Amphibia) in fish ponds in Transkei
  • Besproeing, gewasopbrengs en dreinering op die Vaalhartsbesproeiingskema: 1. die bydrae van plaaswaterverbruik, besproeiingsbestuur en kanaalwaterverliese tot versuiping
  • Induced spawning of the common carp and Aischgrund Carp (Cyprinus Carpio) and the Largemouth Yellowfish (Barbus Kimberleyensis)
  • Water Research Commission
  • Water SA
  • Smith R
  • Wiechers SG
  • Henderson-Sellers B
  • Van Aswegen LS
  • Swanepoel JH
  • Schoonbee HJ
  • Van B Weaver A
  • Grobler DC
  • Prinsloo JF
  • Nxiweni JG
  • Streutker A
  • van der Merwe FJ