Author:Green, Chéri A; Mans, Gerbrand G; Schmitz, P; McKelly, D; Te Water, MDate:May 2014Municipalities and metropolitan structures are required by law to provide sufficient response to emergency situations. In order to respond efficiently to disasters such as fire and flooding, it is necessary to place facilities optimally. This ...Read more
Author:Maherry, ADate:01 Sep 2010Ecosystems that rely on groundwater as a water source have a natural and inherent resilience to climate change. Under natural conditions aquifers are stable water sources – in fact, ecosystems reliant on groundwater are literally the refuge ...Read more
Author:Fourie, CJS; van Dam, CLDate:Nov 2008electromagnetic geophysical methods, but the frequency domain methods in particular, depend on the skindepth as a guide to the depth of investigation or penetration from the surface. By definition the skindepth is the distance where the initial ...Read more
Author:McDonald, DJDate:Mar 1985Swartboschkloof forms part of the Jonkershoek mountain catchment complex at the headwaters of the Eerste River, Cape Province. It has been selected as a primary study site for the Fynbos Biome Project multi-disciplinary studies of Mountain ...Read more
Author:Lotter-Stark, HCT; Rybick, EP; Chikwamba, Rachel KDate:Nov 2012HIV remains a global burden and without an effective vaccine, it is crucial to develop microbicides to halt the initial transmission of the virus. Several microbicides have been researched with various levels of success. Amongst these ...Read more
Author:Khoza, Nokuthula G; Khosa, Marshal V; Mahlangu, Thabo V; Ndlovu, NkosinathiDate:Aug 2022Precision agriculture is a farming approach that uses artificial intelligence and information technology to improve crop yield, preserve the environment and maximize profits. Farmers need to follow precision agriculture to improve their crop ...Read more
Author:Singh, Advaita A; Pillay, Priyen; Kwezi, Lusisizwe; Tsekoa, Tsepo LDate:Dec 2021Despite a reduction in global HIV prevalence the development of a pipeline of new therapeutics or pre-exposure prophylaxis to control the HIV/AIDS epidemic are of high priority. Antibody-based therapies offer several advantages and have been ...Read more
Author:Ma, JKC; Chikwamba, Rachel K; Sparrow, P; Fischer, R; Mahoney, R; Twyman, RMDate:Dec 2005Plant-derived pharmaceuticals are poised to become the next major commercial development in biotechnology. The advantages they offer in terms of production scale and economy, product safety, ease of storage and distribution cannot be matched ...Read more
Author:Hassan, RMDate:Nov 1996A fairly comprehensive range of planting choices made by maize farmers in Kenya (including discrete endogenous variables creating self-selectivity) is modelled and estimated as one system of interrelated decisions. Two-stage and three-stage ...Read more
Author:Te Beest, M; Stevens, N; Olff, H; Van der Putten, WHDate:Sep 2009Soil communities and their interactions with plants may play a major role in determining the success of invasive species. However, rigorous investigations of this idea using cross-continental comparisons, including native and invasive plant ...Read more
Author:Labuschagne, Philip WDate:Sep 2004A polymer system (polyvinylpyrrolidone + polyvinyl acetate-co-crotonic acid) was successfully identified for use as encapsulation material for sensitive actives using supercritical CO2 as plasticisation medium, having the following properties: ...Read more
Author:Iroegbu, AOC; Sadiku, RE; Ray, Suprakas S; Hamam, YDate:Mar 2020Pervasive plastic wastes, pollution and detrimental environmental ethics are a serious threat in South Africa. Compared with global trends, most studies undertaken on plastic pollutions in water bodies across South Africa have generally been ...Read more
Author:Du Plessis, WPDate:Jan 2012The effect of platform skin return on retrodirective cross-eye jamming is analysed, allowing the parameters of a cross-eye jammer in the presence of skin return to be determined. The inherently unknown phase of the platform skin return is ...Read more
Author:Pieterse, Heloise; Olivier, M; Van Heerden, Renier PDate:Aug 2015Mobile technology continues to evolve in the 21st century, providing users with improved capabilities and advance functionality. The current leader of this evolution is Android, a mobile operating system that continuously elevates existing ...Read more