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Direct synthesis of pterocarpans via aldol condensation
(University of the Free State, 2000-05)
English: Pterocarpans, representing the second largest group of natural isoflavonoids, have
received considerable interest on account of their medicinal properties over the last few
years. These phytoalexins not only ...
Groundwater modelling of a phytoremediation area in South Eastern Brazil
(University of the Free State, 2007-05)
Abstract not available
Integrated modelling for sustainable management of salinity in the lower Vaal and Riet River irrigation areas
(University of the Free State, 2007-05)
English: Salinisation of irrigation schemes has become a problem in various schemes in South Africa. One such area that experiences salinisation problems selected for this research is the Lower Vaal and Lower Riet irrigation ...
Breeding potential of cassava (Manihot esculenta Crantz) in Mozambique
(University of the Free State, 2008-05)
English: This study represents the first comprehensive genetic study based on local cultivars of Mozambique. Five cassava (Manihot esculenta Crantz) parents were crossed in a full diallel. The parents and F1 progeny were ...
Comparison of field and laboratory measured hydraulic properties of selected diagnostic soil horizons
(University of the Free State, 2009-11)
An adequate characterization of soil hydraulic properties is a necessary solution for agriculturally and environmentally oriented problems such as irrigation, drainage, runoff and pollutants movement. The three approaches ...
The development of a UFS-Boyden Photometric pipeline to facilitate the observational study of accretion driven systems
(University of the Free State, 2005-05-30)
After the retirement of professor A. Jarrett in 1986, the 1.5-m telescope at Boyden Observatory stood idle for a decade. With the appointment of Dr P. Meintjes, steps were taken to refurbish the telescope with an updated ...
The potential impact of trade on the economy of Lesotho
(University of the Free State, 2007-05)
The potential impact of trade on the economy of Lesotho was assessed using the Lesotho Social Accounting Matrix (SAM) 2000 as a data base to construct a Computable General Equilibrium (CGE) model, to design trade policy ...
Quantification of rhodium in series of inorganic and organometallic compounds
(University of the Free State, 2009-11)
The main objective of this research was to establish an analytical method using inductively coupled plasma optical emission spectrometry (ICP-OES) to accurately quantify and optimize the percentage recovery of rhodium. ...
Managing gene flow: a prerequisite for recombinant DNA biotechnology
(University of the Free State, 2008)
Over centuries, crop domestication and improvement has led to modern commercial agriculture. Agricultural biotechnology is considered by many a natural step in the course of crop improvement by utilizing genetic engineering. ...
CL degradation of Y2SiO5:Ce thin films coated with SnO2
(University of the Free State, 2006-05)
The degradation of the cathodoluminescence (CL) intensity of cerium-doped yttrium silicate (Y 2SiO 5:Ce) phosphor thin films and commercially available Y2SiO5:Ce phosphor powders from Phosphor technology, England, were ...