Author:Archibald, CGMDate:1967The thallus is not gelatinous but is diffuse and pale grey-green in colour. The trichomes are without a sheath and are straight or curved, often closely entangled and rarely coiled. The dull blue- green trichomes are markedly constricted at ...Read more
Author:Giffen, MHDate:1970During a visit to Cape town in December 1967, the opportunity was sized to visit the sea shore at Sea point, a suburb and seaside resort near Cape Town, For the purpose of obtaining fertile class material of Laminaria, Ecklonea and polysiphonia ...Read more
Author:Rens, G; Meyer, TDate:May 2015One way for an agent to deal with uncertainty about its beliefs is to maintain a probability distribution over the worlds it believes are possible. A belief change operation may recommend some previously believed worlds to become impossible ...Read more
Author:Gille, S; Josey, S; Swart, SebDate:May 2016Air-sea exchanges in the Southern Ocean of momentum, heat, freshwater, carbon dioxide, and other gases are not well documented because fluxes are sparsely sampled (see Figure 1) and because high winds, high sea state, and lack of calibration ...Read more
Author:Moodley, D; Simonis, IDate:Nov 2006Sensor Web is a revolutionary concept towards achieving a collaborative, coherent, consistent, and consolidated sensor data collection, fusion and distribution system. Sensor Webs can perform as an extensive monitoring and sensing system that ...Read more
Author:Mass mediaDate:01 Oct 2007A new digital mapping and geographic analysis platform (GAP) is enabling researchers and decision-makers to estimate the spatial distribution of economic activity in South Africa in greater detail than ever before. The result of an 18 month ...Read more
Author:Vogel, J; Plug, I; Webbley, LDate:May 1997Excavation of Spoegrivier Cave in 1987 yielded an AMS (accelerator mass spectrometry) radiocarbon date of 2100 BP for a sheep phalange from the basal layer. Re-Excavation of the cave in 1994 to obtain a larger sample of early livestock produced ...Read more
Author:Rotherham, L; Gresh, L; Ngubane, N; Nhlapo, J; Khati, MDate:Nov 2008The CSIR bioscientists are using aptamers to explore new strategies for diagnosis and mitigation of the virulence of TB. The scientists have expressed and purified His-tagged versions of TB secreted proteins ESAT-6 and CFP-10. These monomers ...Read more
Author:Bello-Salau, H; Onumanyi, Adeiza J; Abu-Mahfouz, Adnan MI; Adejo, AO; Mu'azu, MBDate:Aug 2020Recently, the Internet of Things (IoT) is widely considered in vehicular ad-hoc networks (VANETs) for use in intelligent transportation systems. In particular, the pervasive deployment of different sensors in modern vehicles has unlocked ...Read more
Author:Tokam, AP; Durrheim, R; Nyblade, A; Tabod, C; Nguiya, SDate:Oct 2013The composition of the lithosphere beneath Cameroon and the origin of the Cameroon Volcanic Line (CVL) are still debated by the Science Community. Although many studies based on regional or global observations provide good arguments for the ...Read more
Author:Kronfeld, J; Vogel, JC; Talma, ASDate:May 1994High U-234/U-238 activity ratios are found in the shallow groundwater of the phreatic Transvaal Dolomite Aquifer. The aquifer is uranium poor, while the waters are oxygen rich and young. Tritium and C-14 are used to show that the disequilibrium ...Read more
Author:De Jager, Peta; Abbott, GRDate:Jul 2012The hospital building type is widely recognised to have complex design and engineering requirements. It might be argued that the unique functional constraints and operational demands placed upon the hospital building may trump greening ...Read more
Author:Van der Walt, M; Day, M; Rubidge, B; Cooper, Antony K; Netterberg, IDate:Dec 2010The stratigraphic subdivision of the Karoo Supergroup of South Africa has been been addressed for more than a century by various geoscience studies. A lack of good lithostratigraphic markers in the Beaufort Group and the fact that the ...Read more
Author:Johnson, D; Kaka, Y; Hay, JDate:Sep 2006To profile the performance of an ad-hoc networking protocol, three possible methods can be applied. The first is to develop a mathematical model for the expected performance, the second is to run a series of computer simulations on the protocols ...Read more
Author:Naidoo, DashnieDate:Nov 2006The objectives of the conference were: Conservation of biological diversity Sustainable use of its components Fair and equitable sharing of the benefits arising out of the utilization of genetic resourcesRead more
Author:Shaik, AA; Tlale, NS; Bright, GDate:May 2012Industrial robot arms are an essential part of automated manufacturing. They automate tasks such as component assembly, welding, light machining and spray painting due to their repeatability, speed and accuracy. The serial industrial robot ...Read more
Author:Botlhoko, Orebotse J; Ramontja, J; Ray, Suprakas SDate:Aug 2018Biodegradable polylactide (PLA)/poly (e-caprolactone) (PCL) blend is a well-studied immiscible polymer blend system; however, there is no fundamental understanding of how the dispersed phase morphology controls the thermal stability, and the ...Read more
Author:Botlhoko, Orebotse J; Ramontja, J; Ray, Suprakas SDate:Aug 2018Biodegradable polylactide (PLA)/poly (e-caprolactone) (PCL) blend is a well-studied immiscible polymer blend system; however, there is no fundamental understanding of how the dispersed phase morphology controls the thermal stability, and the ...Read more
Author:Naidoo, Dashnie; Maharaj, V; Crouch, NR; Ngwane, ADate:Aug 2010The genus Leonotis (Pers.) R.Br. comprises about 10 species, and has been placed within subfamily Lamioideae of the Lamiaceae. Genus members range in habit from tall herbs to small trees. All are native to tropical and/or southern Africa, ...Read more
Author:Sithole, Bishop B; Azeez, AM; Ramjugernath, DDate:Nov 2013A novel method has been developed for determining soluble and insoluble forms of oxalate in pulp and paper samples by ion chromatography. Methanesulphonic acid is used to dissolve insoluble oxalate, and total oxalate is then determined by ion ...Read more