Now showing items 1-10 of 332
Chemical kinetics, electrochemistry and structural aspects of ferrocene-containing b-diketonato complexes of rhodium(I) and iridium(I)
(University of the Free State, 1999)
English: Synthetic routes to prepare new Rh(I)-β-diketonate complexes [Rh(FcCOCHCOR)(CO)2] and [Rh(FcCOCHCOR)(CO)(PPh3)] with Fc = ferrocenyl and R = Fc, C6H5, CH3 and CF3 have been developed and optimized. Optimized ...
The expression of leaf rust resistance in wheat lines containing Lr12 and Lr13
(University of the Free State, 1995-11-30)
Monogenic resistance in wheat (Triticum aestivum L.) to leaf rust, caused by Puccinia recondita Rob. ex. Desm. f. sp. tritici, has generally not been durable. One strategy of attaining durable resistance to rust diseases ...
A system for drought monitoring and severity assessment
(University of the Free State, 1995-02)
English: The objectives of this study were: (i) to develop a near real-time crop-specific drought monitoring system that delimits drought stricken areas and assesses the severity of droughts in these areas, (ii) to ...
Exophiala dermatiditis lipase: isolation and characterisation
(University of the Free State, 1998-12)
English:Lipases (EC 220.127.116.11) or acylglycerol hydrolases, which are widely distributed in nature, are enzymes that catalyse the reversible hydrolysis and synthesis of tri-, di- and monoacylglycerols. These enzymes can be ...
Limericke sonder brieke
Grain yield and breadmaking quality of wheat lines with leaf rust resistance genes Lr29, Lr34, Lr35, and Lr37
(University of the Free State, 1999-06)
English: 1. The aim of this study was to determine if the leaf rust resistance genes Lr2g, Lr34, Lr35 and Lr37 have an effect on the quality and yield characteristics of a cultivar it is incorporated into. 2. Near-isogenic ...
A problem-based education programme for registered nurses in advanced midwifery and neonatology
(University of the Free State, 1996-05)
It is the aim of the current government that primary health care should be established in South Africa to address the health care needs of the entire South African population. In this regard midwives are seen as the key ...
Synthesis and characterisation of a selection of phthalocyanines covalently bonded to water-soluble polymers and a ferrocenyl fragment
(University of the Free State, 1998-06)
English: This thesis is concerned with the synthesis of phthalocyanine derivatives and their anchoring onto water-soluble polyaspartamides to produce compounds that may have biomedical applications, especially in the ...
'n Ondersoek na entrepreneurseienskappe onder sekondêre skoolleerlinge
(University of the Free State, 1995-11)
Afrikaans: 'n Kernvraag wat swaar op die hart van elke Suid-Mrikaanse skoolleerling rus, is hoe hy/haar hom-/haarself loopbaangewys kan voorberei in 'n land waar kwynende werkgeleenthede, sosiale en politieke onrus en ...
Die insigte van die pragmatiek vir die onderrig van Afrikaans as moedertaal in die sekondere skool
(University of the Free State, 1990-06)
Abstract not available