Evaluation of the relative growth performance of three varieties of the European common carp, Cyprinus carpio, in Transkei Evaluation of the relative growth performance of three varieties of the European common carp, Cyprinus carpio, in Transkei
Future research requirements into micrometeorological aspects of irrigation Future research requirements into micrometeorological aspects of irrigation
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
A peristaltic dosing apparatus for the chronic exposure of aquatic organisms to pollutants A peristaltic dosing apparatus for the chronic exposure of aquatic organisms to pollutants