Die jaarlikse reënval, afloop en verhoging in afloop met verhoogde reënval vir die Vaalrivier-opvanggebied by Vaaldam Die jaarlikse reënval, afloop en verhoging in afloop met verhoogde reënval vir die Vaalrivier-opvanggebied by Vaaldam
The impact of a paper mill effluent spill on the fish populations of the Elands and Crocodile Rivers (Incomati System, Transvaal) The impact of a paper mill effluent spill on the fish populations of the Elands and Crocodile Rivers (Incomati System, Transvaal)
A contribution to the knowledge of South African coastal vleis: The limnology and phytoplankton periodicity of Princess Vlei, Cape Peninsula A contribution to the knowledge of South African coastal vleis: The limnology and phytoplankton periodicity of Princess Vlei, Cape Peninsula
A preliminary investigation of the concentration of selected metals in the tissues and organs of the tigerfish (Hydrocynus vittatus) from the Olifants River, Kruger National Park, South Africa A preliminary investigation of the concentration of selected metals in the tissues and organs of the tigerfish (Hydrocynus vittatus) from the Olifants River, Kruger National Park, South Africa
The use of dynamic membranes for the treatment of effluents arising from wool scouring and textile dying effluents The use of dynamic membranes for the treatment of effluents arising from wool scouring and textile dying effluents
Observations on the production of the giant freshwater prawn, Macrobrachium rosenbergii, in the Transvaal, South Africa : Observations on the production of the giant freshwater prawn, Macrobrachium rosenbergii, in the Transvaal, South Africa :
Small-scale tests to determine the feasibility of reverse osmosis and ultrafiltration for the treatment of industrial effluents Small-scale tests to determine the feasibility of reverse osmosis and ultrafiltration for the treatment of industrial effluents
An evaluation of the potential for restoring degraded estuaries in South Africa An evaluation of the potential for restoring degraded estuaries in South Africa
Diurnal variations in the Vaal, a turbid South African river: Physical, chemical and phytoplankton biomass characteristics Diurnal variations in the Vaal, a turbid South African river: Physical, chemical and phytoplankton biomass characteristics
Practical aspects of water treatment plant design for a hypertrophic impoundment Practical aspects of water treatment plant design for a hypertrophic impoundment