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Now showing items 1-10 of 38
Bacteriocinogeny in Proteus vulgaris
(University of Pretoria, 1967)
One hundred and eighteen different strains of Proteus vulgaris were investigated for bacteriocinogeny. These P. vulgaris strains were also used a s indicators. Seventy of the 118 strains produced zones of inhibition when ...
A taxonomical–ecological investigation of the soil mesofauna in the rhizosphere of citrus trees at Zebediela Estates
(Potchefstroom University for Christian Higher Education, 1968)
The purpose of this investigation was to assess the taxanomic - ecologic nature of Zebediela's citrus sol, situated in the eastern part of the Potgietersrus district, Northern Transvaal . Habitat descriptions are given, ...
Population studies on the mesofauna of compost, with special reference to the parasitoid mesostigmata [Acari]
(North-West University (South Africa), 1967)
"Abstract not copied"
'n Vergelykende studie van die invloed van enkele ekologiese faktore op die varswaterslakspesies, Lymnaea natalensis Krauss en Bulinus (Bulinus) tropicus (Krauss) [Mollusca : Basommatophora] met spesiale klem op die substratum
(North-West University (South Africa), 1968)
"Abstract not copied"
'n Kwantitatiewe en kwalitatiewe ondersoek van die bentos in Barberspan
(North-West University (South Africa), 1967)
"Abstract not copied"
Some petrological aspects of mafic rocks from four borehole sections between the Merensky Reef and the Main-Zone Gabbro in the Western and Eastern Bushveld complex
(North-West University (South Africa), 1969)
Some petrological aspects of rocks from four borehole sections in the Main Zone of the Western and Eastern Bushveld Complex were investigated. Of these boreholes, two were drilled near Rustenburg, one near Northam, and the ...
Veranderinge van die plasmaproteïene, proteïengebonde-jodium en die lipogram tydens eksperimentele aterosklerose
(North-West University (South Africa), 1968)
The object of this study was to
determine what changes the plasma proteins
and thyroid function exhibit during experimental
generation of atherosclerosis in experimental
animals and how this corresponded with the
measurable ...
'n Subjektiewe en objektiewe studie van smaak, sagtheid en sappigheid van die longissimus dorsi-spier soos dit in die lendestuk van die beeskarkas voorkom
(North-West University (South Africa), 1967)
"Abstract not copied"
Kwalitatiewe en kwantitatiewe seisoensondersoek na die soöplankton in Loskopdam
(North-West University (South Africa), 1968)
"Abstract not copied"
An ecological survey of the soil mycoflora of two forest communities in Zululand
(North-West University (South Africa), 1967)
The myooflora of the soil and litter of two areas
in Zululand with markedly different soils and vegetational cover was studied over a period of one year. This was a first attempt to investigate the nature and composition ...