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Now showing items 2094-2113 of 2174
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Use of the geochemical and biological sedimentary record in establishing palaeo-environments and climate change in the Lake Ngami basin, NW Botswana
(Elsevier; http://www.elsevier.com/wps/find/journaldescription.cws_home/865/description#description, 2007-02-07)[Please note chemical formulae do not display correctly in this abstract]. Sediment samples from a continuous 4.6m profile in the dry bed of Lake Ngami in NW Botswana were analysed for geochemistry and dated using both 14C ... -
Use of the geochemical and biological sedimentary record in establishing palaeo-environments and climate change in the Lake Ngami basin, NW Botswana
(Elservier, www.elsevier.com, 2006)Sediment samples from a continuous 4.6 m profile in the dry bed of Lake Ngami in NW Botswana were analysed for geochemistry and dated using both 14C and TL methods. Certain units in the profile were found to be diatom rich ... -
Use of the geochemical and biological sedimentary record in establishing palaeo-environments and climate changein the Lake Ngami basin, NW Botswana
(Elsevier, www.sciencedirect.com, 2006)Sediment samples from a continuous 4.6m profile in the dry bed of Lake Ngami in NW Botswana were analysed for geochemistry and dated using both 14C and TL methods. Certain units in the profile were found to be diatom rich ... -
Using a pore-scale model to quantify the effect of particle re-arrangement on pore structure and hydraulic properties
(Wiley http://www.interscience.doi.wiley.com/10.1002/hyp.6299, 2008)A pore-scale model based on measured particle size distributions has been used to quantify the changes in pore space geometry of packed soil columns resulting from a dilution in electrolyte concentration from 500 to 1 ... -
Using Ado.net Entity Framework Component model (EF component) in aiding legacy system integration in Service Oriented Architecture environment.
(University of Botswana, www.ub.bw, 2016-08)The push towards interoperability among different legacy systems in the industry has generated the need for having an integrated platform for legacy systems. However, semantic discrepancy between legacy systems and other ... -
Using electronic posters to assess first year students' research projects
(University of Botswana, www.ub.ac.bw, 2018-11-21)With the influx of digital technologies into students’ lives, what it means to be literate is rapidly changing. This demands that educators should explore pedagogies that can enhance the development of academic literacy ... -
Using Facebook to teach Communication and Academic Literacy Skills: perceptions of University students in Botswana
(Academic Conferences and Publishing international Limited; www.academic-conferences.org, 2013-06-27)Social media such as Facebook and twitter are now widely used by students to communicate with friends across the world. These social networking technologies have now infiltrated into education. However, there are different ... -
Using factor analysis to characterise the body structure of male and female indigenous Tswana goat at kid and grower ages
(University of Botswana, www.ub.bw, 2016-01-02)This study was conducted to estimate the relationships among body measurements and determine underlying factors describing the body structure of female and male Tswana goats at kid and grower age-groups. Body-weight (BW), ... -
Using focus group interviews to research adolescents' beliefs and perceptions of sex, sexuality, HIV and AIDS in educational settings: methodological successes and challenges
(IJSRE, http://www.ijsre.com, 2011-06)The paper draws attention to the relationship between the research process and the production of knowledge on adolescent sexual behaviours and HIV and HIV and AIDS issues by adolescents in Botswana schools. Within this ... -
Using MATLAB as a teaching and learning tool for beam bending problems in mechanics
(University of Botswana, www.ub.bw, 2004)This paper presents a MATLAB solution for the shear force, bending movement, and deflection as continuous functions of the distance measured from the left and support for a simply supported beam carrying concentrated and ... -
Using merkle tree to mitigate cooperative black-hole attack in Wireless Mesh Networks
(The Science and Information Organization Inc., www.ijacsa.thesai.org, 2011)Security is always a major concern and a topic of hot discussion to users of Wireless Mesh Networks (WMNs). The open architecture of WMNs makes it very easy for malicious attackers to exploit the loopholes in the routing ... -
Using population parameters to separate fish stocks in the Okavango delta fishery: A preliminary assessment
(Botswana Society, 2005)Populations of three cichlid species from the upper and lower Okavango Delta were compared in terms of biological population parameters, in order to investigate whether the fish species of the Delta consist of one continuous, ... -
Using the servqual model to evaluate the impact of the public service reforms in the provision of primary health care in Botswana
(Routledge, www.routledge.com, 2010-09)The health sector is pivotal to any national development initiative; hence, Botswana has taken seriously the principle of primary health care as contained in the the Alma-Ata declaration of 1978. As a demonstration of ... -
Utilisation of local knowledge in household adaptation to malaria endemicity in the Okavango Delta, Botswana
(University of Botswana, www.ub.bw, 2018-06)Malaria is a persistent health challenge in developing countries. The African continent is the most affected, with nearly 90% of malaria related mortality in the world. In Botswana, malaria is endemic in the northern region ... -
Utilization of the District Health Information Software (DHIS) in Botswana: from paper to electronic based system
(IST-Africa 2016 Conference Proceedings, http://www.ist-africa.org/Conference2016, 2016)Concerns on the status of Botswana’s health information systems were raised as early as the late 1980s. Several assessments overtime revealed weaknesses in the system including fragmentation, weak approaches to data ... -
A validated analytical method for the determination of lumefantrine in selected time modulated dried blood spot samples from malaria patients in Botswana
(University of Botswana, www.ub.bw, 2020-03)A simple liquid chromatography- diode array detector (LC-DAD) method for the determination of lumefantrine in whole blood collected in dried blood spot (DBS) filters was developed and validated. The validation was done ... -
Validity of the finnish diabetes risk score for detecting undiagnosed type 2 diabetes among general medical outpatients in Botswana
(Hindawi Publishing Corporation,http://en.wikipedia.org/wiki/Hihttpsndawi_Publishing_Corporation, 2016-08)This was a cross-sectional study designed to assess the validity of the Finnish Diabetes Risk Score for detecting undiagnosed type 2 diabetes among general medical outpatients in Botswana. Participants aged ≥20 years without ... -
Variation in assemblages of small fishes and microcrustaceans after inundation of rarely flooded wetlands of the lower Okavango Delta, Botswana
(Springer, www.springer.com, 2013-09-30)Water extraction from floodplain river systems may alter patterns of inundation of adjacent wetlands and lead to loss of aquatic biodiversity. Water reaching the Okavango Delta (Delta), Botswana, may decrease due to excessive ... -
Variation in attrition at subnational level: review of the Botswana National HIV/AIDS Treatment (Masa) programme data (2002–2013)
(Wiley, https://www.wiley.com/en-us, 2016-01)Objective: To evaluate the variation in all-cause attrition [mortality and loss to follow-up (LTFU)] among HIV-infected individuals in Botswana by health district during the rapid and massive scale-up of the National ... -
Variation of physico-chemical parameters along a river transect through the Okavango Delta, Botswana
(Tailor and Francis Online; https://www.tandfonline.com, 2016-06-07)The Okavango Delta depends on water quantity and quality to sustain its ecosystem services. Whereas many studies have been carried out on its hydrology, few have been done on water quality in the delta. Water pH, electrical ...