Diatoms as indicators of water quality in South African river systems Diatoms as indicators of water quality in South African river systems
Guidelines for the application of natural stone trickling filters Guidelines for the application of natural stone trickling filters
Quality of domestic water supplies Volume 5: Management Guide Quality of domestic water supplies Volume 5: Management Guide
Quality of domestic water supplies Volume 4: Treatment guide Quality of domestic water supplies Volume 4: Treatment guide
A guide to non-point source assessment to support water quality management quality of surface water resources in SA A guide to non-point source assessment to support water quality management quality of surface water resources in SA
Expert system for the design of stormwater management systems for urban runoff quality Expert system for the design of stormwater management systems for urban runoff quality
State of the rivers report: Crocodile, Sabie-Sand and Olifants River systems State of the rivers report: Crocodile, Sabie-Sand and Olifants River systems
The botanical importance rating of estuaries in the former Ciskei/Transkei The botanical importance rating of estuaries in the former Ciskei/Transkei
An extension to and further refinement of a water quality guideline index system for livestock watering (Vol 1) An extension to and further refinement of a water quality guideline index system for livestock watering (Vol 1)
An extension to and further refinement of a water quality guideline index system for livestock watering (Vol 2) An extension to and further refinement of a water quality guideline index system for livestock watering (Vol 2)