First attempts at artificial breeding and larval rearing of the butter catfish, Eutropius depressirostris (Schilbeidae: Pisces) First attempts at artificial breeding and larval rearing of the butter catfish, Eutropius depressirostris (Schilbeidae: Pisces)
Fitting annual rainfall and annual streamflow by two transformed gamma distributions Fitting annual rainfall and annual streamflow by two transformed gamma distributions
Hydrological simulation as a tool for agricultural drought assessment Hydrological simulation as a tool for agricultural drought assessment
Techniques and hatchery procedures in induced spawning of the European common carp, Cyprinus carpio and the Chinese carps Ctenopharyngodon idella, Hypophthalmichthys molitrix and Aristichthys nobilis in Transkei Techniques and hatchery procedures in induced spawning of the European common carp, Cyprinus carpio and the Chinese carps Ctenopharyngodon idella, Hypophthalmichthys molitrix and Aristichthys nobilis in Transkei
Rapid detection of toxicity in water using the oxygen uptake rate of mammalian cells as sensor Rapid detection of toxicity in water using the oxygen uptake rate of mammalian cells as sensor
Observations on fish growth in polyculture during late summer and autumn in fish ponds at the Umtata Dam Fish Research Centre, Transkei Part I: The use of pig manure with and without pelleted fish feed Observations on fish growth in polyculture during late summer and autumn in fish ponds at the Umtata Dam Fish Research Centre, Transkei Part I: The use of pig manure with and without pelleted fish feed
Observations on fish growth in polyculture during late summer and autumn in fish ponds at the Umtata Dam Fish Research Centre, Transkei Part II: The use of cattle manure with and without pelleted fish feed Observations on fish growth in polyculture during late summer and autumn in fish ponds at the Umtata Dam Fish Research Centre, Transkei Part II: The use of cattle manure with and without pelleted fish feed
Observations on fish growth in polyculture during late summer and autumn in fish ponds at the Umtats Dam Fish Research Centre, Transkei Part III: The use of chicken manure with and without pelleted fish feed Observations on fish growth in polyculture during late summer and autumn in fish ponds at the Umtats Dam Fish Research Centre, Transkei Part III: The use of chicken manure with and without pelleted fish feed
Denitrification of trickling filter effluents using external carbon sources Denitrification of trickling filter effluents using external carbon sources
Effects of fluoride, cadmium and mercury on the estuarine prawn Penaeus indicus Effects of fluoride, cadmium and mercury on the estuarine prawn Penaeus indicus