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The influence of feeding various roughage: concentrate ratios on milk production of Friesland cows
(University of the Free State, 1974-12)
1. In a single-lactation 240-day continuous trail, 64 lactating dairy animals were used to study input-output response to complete rations. Nine first-calf heifers and seven cows were allotted by the procedure of balancing ...
Sintese en struktuur van Pirano-isoflavanoïede
(University of the Free State, 1977-01)
Afrikaans: Die medisinale gebruik (waarskynlik as antiseptikum) van die bas van
Dalbergia nitidula Welw. ex Bak. (Leguminosae) deur inboorlinge het
tot die huidige chemiese ondersoek aanleiding gegee.
Hierdie ondersoek ...
Totaalsintese en toksisiteit van 'n nuwe 12a-O-metielrotenoied: fitochemie van verwante isoflavonoiede
(University of the Free State, 1976-12)
Afrikaans: Hierdie proefskrif behels die chemiese ondersoek van 'n reeks
verwante natuurprodukte, waaronder 'n aantal fisiologies aktiewe
rotenoïede, uit die bol van Neorautanenia amboensis. Tydens
die ondersoek is daar ...
Die geologie in die omgewing van Britstown
(University of the Free State, 1977)
Afrikaans: 'n Stratigrafiese kolom is met behulp van geologiese kartering en profiele vir die gebied opgestel. Die twee eenhede van die Ventersdorpgroep kan gekorreleer word met die eenhede in die Bothaville-omgewing. Die ...
Die doeltreffendheid van proteïen- en energiebenutting deur vleisvarke
(University of the Free State, 1972)
Abstract not available
Die teeltstruktuur van die Suid-Afrikaanse merino
(University of the Free State, 1977-12)
English: 1. An analysis of the flock records kept by the Merino Stud
Breeders' Association of South Africa is made. A qualitative
classification of studs according to definition is made in an
effort to determine the ...
Die geologie van die gebied Poortjie 3022B in die distrikte Britstown, Carnarvon, Prieska en Victoria-Wes, Noord-Kaapland
(University of the Free State, 1977)
Die geologiese geskiedenis van die gebied was kompleks en word gekenmerk deur verskeie diskordansies en klinodiskondansies asook vulkanisme, vervorming, metamorfose en vergletsering.
Die oudste gesteentetipe is die ...
Die geohidrologie in die opvanggebied van die Moloporivier in die Noordelike Kalahari
(University of the Free State, 1977)
Afrikaans: Die gebied wat 58 153 km2 beslaan en waarvan ongeveer 75
persent met sand bedek is, is uitsluitlik van ondergrondse water
afhankliko Die gesteentes le hoofsaklik in die westelike en
suidelike dele blootgele ...
Studies on the survival of Verticillium dahliae in soil
(University of the Free State, 1979-12)
Various aspects concerning the survival of Verticillium dahliae
Kleb. in soil, in the field, green-house, and laboratory were
studied. 'With biological control in mind, attention was paid
to factors affecting antagonists ...
Aspects of the hydrogeochemistry of the Karoo sequence in the Great Fish River basin, Eastern Cape Province, with special reference to the groundwater quality
(University of the Free State, 1978-12)
The aim of the study was to examine some of the major aspects responsible for the chemical quality of the groundwater in the Great Fish River Basin and its influence on the irrigation water. Approximately 18 000 ha of land ...