The occurrence and treatment of bothriocephalosis in the common carp, Cyprinus Carpio in fish ponds with notes on its presence in the Largemouth Yellowfish Barbus Kimberleyensis from the Vaal dam, Transvaal
The measurement of total organic carbon and total organohalogens as parameters for water quality evaluation
The location and nature of accumulated phosphorus in seven sludges from activated sludge plants which exhibited enhanced phosphorus removal
Algal concentration and species composition in experimental maturation ponds with effects of aeration and recirculation