Browsing All Electronic Theses and Dissertations by Title
Now showing items 1-20 of 4579
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3D visualization of data from groundwater flow and transport models
(University of the Free State, 2000-11)English: Groundwater flow and transport models produce large amounts of data, which the human brain cannot possibly grasp. Taking advantage of the natural abilities of the human vision system, 3D visualization is often ... -
A taxonomic study of the genus cryptolepis (periplocoideae: apocynaceae)
(University of the Free State, 2013)Cryptolepis R.Br. (Apocynaceae, Periplocoideae) was taxonomically revised. Detailed descriptions of macro and micro-morphology, palynology, geographic distribution and ecological characteristics were presented. An ... -
Aanspreeklikheid van geneeshere op grond van nalatige wanpraktyk
(University of the Free State, 1990-11)Daar is gedurende die afgelope paar dekades geweldige voorvooruitgang hou egter nie net voordele in vir pasiënte nie, dit plaas ook bykomende verantwoordelikhede op die mediese professie. Die moderne gemeenskap stel veel ... -
The ability of a novel compound to enhance the effect of urea on nitrogen deficient tomatoes
(University of the Free State, 2012-03-22)English: A company, Elementol (Pty) Ltd, requested the evaluation of their novel product, Pheroids. Pheroids can apparently facilitate the transport of phytological beneficial substances over membranes. Information regarding ... -
Academic achievement in schools: perspectives of township school managers
(University of the Free State, 2012-04)Apparently, most schools which are situated in townships in South Africa still show the legacy of apartheid and a struggle for freedom and equality and thus poor academic performance. However, it is profoundly imperative ... -
Academic staff performance appraisal system for higher education in Lesotho
(University of the Free State, 2004-05)English: The changing social, political, economic and technological environment exerts pressure on governments throughout the world to ensure that higher education institutions are efficient and effective in the delivery ... -
The acceptability of earth constructed houses in central areas of South Africa
(University of the Free State, 2015)English: The traditional earth building techniques of South Africans are well documented, but little research reflects the current perceptions of these building materials and techniques. The thesis explores the factors ... -
Access to credit and agricultural production in Lesotho
(University of the Free State, 2012-01)English: One of the factors hindering development in Lesotho is the limited access to credit. The development of the rural economy in developing countries depends on growth and development in the agricultural sector and ... -
The accessibility of a written Bible versus a signed Bible for the deaf born person with sign language as first language
(University of the Free State, 2005-11)English: This research aimed to prove that Biblical texts in South African Sign Language are more accessible than written or printed Biblical texts for deaf born people in South Africa who use Sign Language as their first ... -
Accounting ethics in the accounting profession: a sample stakeholder survey in Bloemfontein
(University of the Free State, 2015-11)Recent years have witnessed an increase in the emphasis on accountability and transparency in both private and public sectors, largely because of a need to optimize efficiencies and productivity. Accompanying this trend ... -
Accounting policy disclosure: practice in South Africa
(University of the Free State, 2017-09)English: This study has been conducted against the background of the perceived decreasing usefulness of financial statements in the decision making process of users. The perceived decline being a result of the increasing ... -
Accuracy of iodine-131 activity quantification and dosimetry for three-dimensional patient-specific models
(University of the Free State, 2019-03)Iodine-131 (131I) therapy of thyroid related and other diseases is limited by critical organ toxicity. Therefore, accurate activity quantification and dose calculation are important to optimise dose to tumours while limiting ... -
Acid-base potential characterisation in the Southern highveld coalfield of Mpumalanga
(University of the Free State, 2017-07)Pyrite, iron disulphide is the most common mineral in the metal sulphite and coal deposit. The oxidation of Pyrite and other metal-sulphide minerals by oxygen has a large environmental impact and plays a key role in Acid ... -
Acquisition, ownership and use of natural resources in South Eastern Zimbabwe, 1929-1969
(University of the Free State, 2015-12)English: This study examines patterns of natural resources distribution and land use in south eastern Zimbabwe, originally known as Melsetter, and later Melsetter and Chipinga Districts. The study focuses on land utilisation, ... -
Active learning in a high school economics class: a framework for learner engagement
(University of the Free State, 2014-07)English: The aim of the study was to develop an active learning framework in a high school economics class. The research project intends to create an active learning environment to enhance learner engagement. The study ... -
An active learning strategy for addressing dyscalculia in a mathematics classroom
(University of the Free State, 2017-07)According to the White Paper 6 (DoE, 2001:3), mainstream education should provide an equal and fair education to all learners, regardless of their abilities. In South Africa, there is limited information about learners ... -
Activity patterns of birds in the central Free State, South Africa
(University of the Free State, 2009-11)Activity patterns of bird species were studied at Glen Agricultural College within the grassland area of the central Free State, South Africa, during a period of 11 years (July 1997 - July 2008). The study focused on a ... -
The activity preferences of pre-school children exposed to an environment based on Montessorian principles
(University of the Free State, 1987-11)The initial purpose of the study was twofold: to assess the possibility of establishing a Montessori environment without formal training, and to determine the extent to which this was successful. The literature study ... -
Actuarial risk management of investment guarantees in life insurance
(University of the Free State, 2010-11)Investment guarantees in life insurance business have generated a lot of research in recent years due to the earlier mispricing of such products. These guarantees generally take the form of exotic options and are therefore ... -
Adaptive dynamics for an age-structured population model with a Shepherd recruitment function
(University of the Free State, 2013-06-07)English: In this study the evolution of the genetic composition of certain species will be replaced by the evolution of the traits that represent these genetic compositions. Depending on the nature of the trait of interest, ...