Author:Wheeler, J; Wong, A; Marondedze, C; Groen, AJ; Kwezi, LusisizweDate:Jun 2017The brassinosteroid receptor brassinosteroid insensitive 1 (BRI1) is a member of the leucine-rich repeat receptor-like kinase family. The intracellular kinase domain of BRI1 is an active kinase and also encapsulates a guanylate cyclase catalytic ...Read more
Author:Tromp, FJ; Bushell, LADate:1945Work published by the FRI shows that the relative friability or the relative ease of disintegration of coal, can be measured by its shatter index.Read more
Author:Schmitz, P; Cooper, Antony K; Davidson, A; Rossouw, KDate:2000The success of crime mapping, as described in this chapter, can be measured by the fact that the state advocate who prosecuted the case gave a seminal on the map to his colleagues. The prosecutor's seminar demonstrated that the use of the map ...Read more
Author:Land, K; Mbanjwa, M; Hugo, S; Chen, J; Govindasamy, KDate:01 Sep 2010Microfluidics is an important emerging research platform in South Africa. It deals with the control and manipulation of very small quantities of fluids (typically microlitre and smaller) inside micro-channels. Microfluidic-based devices show ...Read more
Author:Ramutshatsha-Makhwedzha, D; Munyengabe, A; Mavhungu, ML; Mbaya, R; Baloyi, Siwela JDate:May 2023In the current study, an activated carbon derived from waste banana peel using H2SO4 was applied for the first time in a packed-bed column for methylene blue (MB) dye removal from wastewater. The pore structure and surface of banana peel ...Read more
Author:Carter, RADate:Dec 1983The Bree River estuary is very large and although there are problems associated with limited fresh water supplies and an active dune field on the north bank of the mouth, there is considerable potential for development. After a long history ...Read more
Author:Verryn, SDDate:2008A challenge for breeders and wood quality researchers of today is to appropriately respond to a complex environment demanding more productivity, higher quality, and a quicker adaptation of their crops to rapid changes. This is mirrored in the ...Read more
Author:Kemp, Lana; Roux, Michael P; Steyn, WJvdMDate:Nov 2022In South Africa, it is a requirement for all road agencies to conduct principal visual inspections of all bridge structures every five years. Smaller municipalities do not always have the necessary funds available for principal bridge ...Read more
Author:Nell, AJ; Nordengen, Paul A; Newmark, ADate:Oct 2008This paper describes the implementation and utilization of the bridge management system (BMS) of the Department of Transport and Public Works of the Western Cape Provincial Government. The implementation of the BMS as well as the visual ...Read more
Author:Nordengen, Paul ADate:Oct 2012This presentation addresses the development and implementation of bridge management systems for various road authorities in southern Africa and the Middle East.Read more
Author:Gqola, PDDate:Aug 2006Some of the indications uncovered by critical and analytical observation and research into what is not happening. The need for research is ongoing; however, as there are many details yet to be uncovered in order to better inform transport and ...Read more
Author:Kleyn, EG; Sadzik, ES; Rust, FCDate:Apr 1999This paper describes the managerial approach and the process developed by the CSIR and the road authorities in managing the HVS projects and implementing the findings.The paper concludes with diagrammatic representation of the interactive ...Read more
Author:Ittmann, HW; Viljoen, NM; Cooper, Antony K; Van Dyk, FEDate:Jul 2013Infrastructure development impacts directly on the economic growth and global competitiveness of a country. It is no secret that South Africa needs to drastically revitalise and expand its transport infrastructure, which is the focus of this ...Read more
Author:Joubert, A; Archer, Emma RM; Cull, T; Davis, C; Engelbrecht, F; Landman, W; Vincent, KDate:Mar 2012Climate change information is difficult to communicate beyond the scientific community, due to its inherent uncertainty and complexity, yet at the same time end users need access to the information in a format that is appropriate to their ...Read more
Author:Godfrey, Linda K; Funke, Nicola S; Mbizvo, CDate:Jun 2010Government departments and agencies are faced with issues of increasing socio-ecological complexities around environmental sustainability and global change, which require them to make decisions that have the potential to impact greatly on ...Read more
Author:Roux, DJ; Rogers, KH; Biggs, H; Ashton, PJ; Sergeant, ADate:Jun 2006Sustainable ecosystem management relies on a diverse and multi-faceted knowledge system in which techniques are continuously updated to reflect current understanding and needs. The challenge is to minimize delay as ideas flow from intent ...Read more
Author:Wright, Jarrad G; Calitz, Joanne RDate:Apr 2019The RSA power system again became constrained in Q1-2019 with Eskom needing to loadshed (to Stage 4 at times). Causes of leadshedding have been cited as high unplanned plant failures on the thermal coal fleet, depleted diesel (OCGTs) and water ...Read more
Author:Wright, Jarrad G; Calitz, Joanne RDate:Apr 2019The RSA power system became constrained again in the first quarter of 2019, with Eskom needing to loadshed to stage 4 at times. Causes of loadshedding have been cited as high unplanned plant failures on the thermal coal fleet, the loss of the ...Read more
Author:Engelbrecht, F; Landman, WDate:Aug 2010South Africa's climate is described for each season, and how the climate is affected by topography. Synoptic systems contributing to the variations in weather and climate we observe is also described.Read more