Browsing Faculty of Natural and Agricultural Sciences by Title
Now showing items 228-247 of 3691
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Applying lessons learnt from deficiencies in the Basel Accords to Solvency II
(Sabinet, 2013)Solvency II is the new European Union (EU) legislation that will review the capital adequacy regime for the insurance industry. Considerable progress has been made in the banking sector with the implementation of the Basel ... -
Applying predictive analytics in identifying students at risk: a case study
(Stellenbosch Univ, 2016)In this article, a case study is presented of an institutional modelling project whereby the most appropriate learning algorithm for the prediction of students dropping out before or in the second year of study was identified ... -
Applying the science of learning to the learning of science: Newton’s second law of motion
(Taylor & Francis, 2018)Science teaching and learning require knowledge about how learning takes place (cognition) and how learners interact with their surroundings (affective and sociocultural factors). The study reported on focussed on learning ... -
Appraising coach performance: A qualitative analysis of coaches perceptions
(LAM Publications; AJOL; Sabinet, 2013)As a result of the proliferation of international competition, increased participation in sport, increased sponsorship, increased visibility of sport and greater levels spectatorship, the management of human resources in ... -
Appraising the value of independent EIA follow–up verifiers
(Elsevier, 2015)Independent Environmental Impact Assessment (EIA) follow-up verifiers such as monitoring agencies, checkers, supervisors and control officers are active on various construction sites across the world. There are, however, ... -
An approach towards the planning of green child-friendly spaces in South Africa
(Oxford Univ Press, 2018)The impact of green spaces in terms of sustainability and quality of life is well documented in recent literature. Such is the growing awareness of the importance and benefits of designing healthy, safe public spaces for ... -
Aquatic invertebrate community structure of selected endorheic wetlands (pans) in South Africa
(Taylor & Francis, 2016)Shallow wetlands, such as pans, are not well studied in South Africa, even though they perform many important functions, such as providing an important food source for migratory birds and habitat to highly specialized ... -
Aqueous solubility of Cr(VI) compounds in ferrochrome bag filter dust and the implications thereof
(WRC, 2017)The production of ferrochrome (FeCr) is a reducing process. However, it is impossible to completely exclude oxygen from all of the high-temperature production process steps, which may lead to unintentional formation of ... -
Are anomalous cosmic rays the main contribution to the low-energy galactic cosmic ray spectrum?
(IOP Publishing, 2008)While the high-energy part of the Galactic cosmic ray spectrum is well observed, its nature at energies below about 1 GeV nucleon-1 is still not known well. Recent in situ measurements made with the Voyager 1 spacecraft in ... -
Are current effectiveness criteria fit for purpose? Using a controversial strategic assessment as a test case
(Elsevier, 2018)The aim of this paper is to test the broader utility of the sustainability assessment effectiveness framework of Bond et al. (2015) by applying it to a controversial strategic assessment case study. The effectiveness ... -
Are red gourami (Colisa labiosa) low xenobiotic metabolizers? Elucidation of in vivo pharmacokinetics of pyrene as a model substrate
(Elsevier, 2015)Red gourami (Colisa labiosa) have previously been shown to have low levels of pyrene-metabolizing activity. In this study, other pharmacokinetic factors of pyrene in C. labiosawere compared to those in Japanese medaka ... -
Arecaceae : Livistona chinensis, a first record of a naturalized palm in South Africa
(National Botanical Institute, 2010) -
Aridity promotes bet hedging via delayed hatching: a case study with two temporary pond crustaceans along a latitudinal gradient
(Springer, 2017)Climate change does affect not only average rainfall and temperature but also their variation, which can reduce the predictability of suitable conditions for growth and reproduction. This situation is problematic for ... -
Arsenic-based warfare agents: production, use, and destruction
(Taylor & Francis, 2014)Since the beginning of time, civilizations have looked for more creative ways to dominate and defeat their enemies. The rapid development of the chemical industry just before the Second World War started the era of modern ... -
Artificial neural networks: applications in the drinking water sector
(IWA Publishing, 2018)Artificial neural networks (ANNs) could be used in effective drinking water quality management. This review provides an overview about the history of ANNs and their applications and shortcomings in the drinking water sector. ... -
Artisanal fisheries in the Ndumo area of the Lower Phongolo River floodplain, South Africa
(AOSIS, 2015)The aim of this study was to investigate the status of artisanal fisheries in the lower Phongolo River floodplain in northern KwaZulu-Natal, South Africa. A cross-sectional quantitative survey design was used that included ... -
Aspects influencing the selection of representative urbanization measures to quantify urban-rural gradients
(Springer Science, 2011)The quantification of urban–rural gradients using urbanization measures has become standard practice in many urban ecological studies. Nonetheless, the choice of urbanization measures for a specific urban gradient still ... -
Aspidoglossum albocoronatum (Apocynaceae, Asclepiadoideae), a new species with a remarkable petaloid corona from the northern provinces of South Africa
(Magnolia Press, 2016)Aspidoglossum albocoronatum Bester & Nicholas is a unique species from Sekhukhuneland in Mpumalanga and southern Leolo Mountains in Limpopo, South Africa. In morphological character it belongs to the southern African ... -
Assessing rangeland condition in the Kalahari Duneveld through local ecological knowledge of livestock farmers and remotely sensed data
(Elsevier, 2015)Monitoring of land degradation in remote rangelands, such as the Kalahari Duneveld, presents significant logistical challenges because of the need for systematic measurements of rangeland condition over time and space. ... -
Assessing the application of the water institution in the Wonderfonteinspruit catchment South Africa
(Kamla-Raj, 2016)This paper reviews the water institution: legal framework, water policy and administration, in South Africa with particular reference to the mining areas drained by the Wonderfonteinspruit River. The main aim was to examine ...
