A preliminary investigation of the nitrate content of groundwater and limitation of the nitrate input A preliminary investigation of the nitrate content of groundwater and limitation of the nitrate input
Guide for the marine disposal of effluents through pipeline Guide for the marine disposal of effluents through pipeline
Research on taste and odour forming microorganisms in South African surface waters Research on taste and odour forming microorganisms in South African surface waters
The use of yeast biomass and yeast products to accumulate toxic and valuable heavy metals from waste water The use of yeast biomass and yeast products to accumulate toxic and valuable heavy metals from waste water
A database for use in the epidemiological surveillance of potential changes in drinking water quality in South Africa A database for use in the epidemiological surveillance of potential changes in drinking water quality in South Africa
Epidemiological studies pertaining to the possible reclamation and reuse of purified sewage effluent in the Cape Peninsula Epidemiological studies pertaining to the possible reclamation and reuse of purified sewage effluent in the Cape Peninsula
Studies on health aspects of water reclamation during 1974 to 1983 in Windhoek, South West Africa/ Namibia Studies on health aspects of water reclamation during 1974 to 1983 in Windhoek, South West Africa/ Namibia