Author:Swart, S; Monteiro, Pedro MS; Zietsman, H; Goslett, Daniel G; Coetzee, JDate:Oct 2015South Africa’s exclusive economic zone (EEZ) covers over 1.5 million km2 and comprises the remote waters around the Prince Edward Islands in the Southern Ocean. The benefits of an EEZ come with the responsibility of managing its resources, ...Read more
Author:Blanke, B; Penven, P; Roy, C; Chang, Nicolette; Kokoszka, FDate:Dec 2009This study analyzes the oceanic pathway connecting the Agulhas Bank to the southern Benguela upwelling system by means of a quantitative Lagrangian interpretation of the velocity field calculated by a high-resolution numerical simulation of ...Read more
Author:Beraki, Asmerom F; DeWitt, D; Landman, WA; Olivier, CDate:Sep 2011This paper introduces the South African Weather Service's coupled ocean-atmosphere model. The paper also demonstrates the advances made in configuring an operational coupled ocean-atmosphere model in South Africa for seasonal forecast production. ...Read more
Author:Smith, Marie EDate:Nov 2022Relatively young industry with potential for growth. Together, the Aquaculture and Fisheries sector could contribute approximately R10-15 Billion to SA’s GDP.Read more
Author:Lutjeharms, JRE; Monteiro, Pedro MS; Tyson, PD; Obura, DDate:Mar 2001In the last few decades, a great deal of work has been carried out on the nature of the oceanic circulation around southern Africa. Attempts have been made to determine regional ocean-atmosphere interactions and the effect of changing sea-surface ...Read more
Author:Smith, Marie; Vhengani, LufunoDate:May 2023This presentation discusses the objectives that water quality becomes fit for all designated uses, including for recreational use, industrial use, aquaculture and the protection of biodiversity and ecosystem functioning.Read more
Author:Bateman, P; Tucker, KCDate:2006The community’s “strength in diversity” was evident throughout the discussion diversity in terms of the members, their perspectives, interests, activities, offerings and contributions. The dynamic list of questions is a reasonable reflection ...Read more
Author:Botha, LouisDate:Nov 2023The design of an offset reflector fed with a phased array that is not in the focal plane is described. By using the phased array, it is possible to scan the pattern of the reflector antenna. The effect of the position of the feed is shown in ...Read more
Author:Garland, Rebecca M; Naidoo, MDate:Jan 2014Improving ambient air quality has proven to be a difficult task in South Africa and internationally, particularly for secondary pollutants. In order to achieve the goal of full compliance, a variety of regulatory tools are necessary, as well ...Read more
Author:Kgathi, DL; Kniveton, D; Ringrose, S; Turton, AR; Van der Post, CHM; Lundqvist, J; Seely, MDate:Apr 2006The Okavango basin comprises the Cuito and Cubango active catchment areas in Angola, in addition to the Kavango-Okavango non-active catchment in northern Namibia and Botswana. The Okavango River water and its ecosystem resources are critically ...Read more
Author:Lezar, S; Barros, EDate:Sep 2009Mycotoxins are fungal toxins which pose a continuous challenge to the safety and quality of food commodities in South Africa. These toxins can cause unthriftiness, loss of appetite, feed refusal, liver cirrhosis, vomiting, poor weight gain, ...Read more
Author:Kok, E; Van Dijk, J; Voorhuijzen, M; Staats, M; Lommen, A; Venema, D; Pla, M; Barros, Maria ECDate:Sep 2019The objective of this study was to quantitatively assess potato omics profiles of new varieties for meaningful differences from analogous profiles of commercial varieties through the SIMCA one-class classification model. Analytical profiles ...Read more
Author:Theron, BertusDate:Jul 2012In many scientific research environments the popular belief seems to be that scientific research cannot be subject to so-called “quality” management, at least not down to the research operational level. Examples of popular arguments behind ...Read more
Author:Beaumont, PB; Vogel, JCDate:May 2006Located between Danidiskuil and Kuruman in the Northern Cape province of South Africa is Wonderwerk Cave, where excavations from 1978 to 1996 revealed a similar to 6-m depth of deposits made up of nine Major Units (MUs), of which some have ...Read more
Author:Varzinczak, IJDate:Feb 2010As historically acknowledged in the Reasoning about Actions and Change community, intuitiveness of a logical domain description cannot be fully automated. Moreover, like any other logical theory, action theories may also evolve, and thus ...Read more
Author:Shatalov, MDate:Sep 2012The method of lines is a simple and reliable method of numerical analysis of parabolic and hyperbolic problems of mathematical physics. By means of this method mixed initial-boundary problems described by partial differential equations are ...Read more
Author:Shatalov, M; Fedotov, I; Joubert, SDate:May 2006It was shown in 1985 by Acad. V. Zhuravlev that the angular rate of a pure vibrating mode excited in a vibratory gyroscope with spherical symmetry is proportional to an inertial angular rate of the gyroscope. The effect is three dimensional ...Read more
Author:Majozi, T; Stamp, JDate:Oct 2010The use of heat integration in multipurpose batch plants to minimise energy usage has been in the literature for more than two decades. Direct heat integration may be exploited when the heat source and heat sink processes are active over a ...Read more
Author:Lysko, Albert ADate:Nov 2012A circular loop antenna is often numerically modeled using a regular polygon. This approach is simple and robust, yet it alters the circumference of the loop and may thus shift the resonance frequency in the numerical model. This letter ...Read more