Browsing Faculty of Science & Technology (FST) by Title
Now showing items 1567-1586 of 4283
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Field evaluation of resistance to aflatoxin accumulation in maize inbred lines in Kenya and South Africa
(University of Nairobi, 2017)Aflatoxin, a carcinogenic toxin, is produced mainly by Aspergillus flavus and Aspergillus parasiticus. Contamination of maize (Zea mays L.) grain by these fungi occurs before harvest, and the easiest strategy to prevent ... -
Field evaluation of two novel sampling devices for collecting wild oviposition site seeking malaria vector mosquitoes: OviART gravid traps and squares of electrocuting nets.
(University of Nairobi, 2016)BACKGROUND: New sampling tools are needed for collecting exophilic malaria mosquitoes in sub-Saharan Africa to monitor the impact of vector control interventions. The OviART gravid trap and squares of electrocuting nets ... -
Field studies of larval Anopheles arabiensis Patton of Mwea Irrigation Scheme, Kenya
(Cambridge University PressDepartment of Botany, University of NairobiDepartment of Zoology, University of Nairobi, 1989)Between May 1984 and December 1985, the population of immature stages of Anopheles arabiensis was sampled by the dip method at sites close to two villages in Mwea Irrigation Scheme, Kenya. Larval presence corresponded to ... -
Field-Flow Fractionation: Theory and Practice
(Department of Chemistry, 1996) -
Filling the Digital Divide in Rural Connectivity Case for Last Mile Mobile Broadband Subscription
(School of Computing and Informatics, 2012-12)Access to Information and Communication Technologies (ICTs) has been found to have a correlation with socio-economic development and gross domestic product. Despite efforts by governments across Africa to revamp the ... -
Films formed by oxidation of ferrocene at platinum electrodes
(1994-04)Oxidation of ferrocene in acetonitrile resulted in films on Pt electrodes under voltammetric conditions. Films were more readily formed with tetrabutylammonium tetrafluoroborate as the electrolyte than with perchlorate ... -
Financial inclusion and cream skimming in Kenya's financial sector
(University of Nairobi, 2016)Tremendous efforts have been put in place by the relevant government bodies and partners in enhancing financial inclusion in Kenya. An analysis of the data from the Fin Access National Survey of the year 2013 shows that ... -
Financial Literacy and Retirement Planning in the Informal Sector in Kenya
(University of Nairobi, 2014-01)Old age dependency has become a major issue of concern to governments today. This is because a large number of retirees lack any form of regular income to sustain them in retirement. Kenya has one of the highest levels ... -
Financial Modelling with strict Local Martingales
(School of Mathematics, 2013) -
Financial time series modelling of trends and patterns in the energy markets
(University of Nairobi, 2016)Precise recognition of a time series path is important to policy makers, statisticians, economists, traders, hedgers and speculators alike. The correct time series path is also a key ingredient in pricing models. This study ... -
Firefly Algorithm based Power Control in Wireless TV White Space Network
(University of Nairobi, 2017)Spectrum occupancy assessments done in USA, Spain, Singapore, New Zealand and Germany [1] and UK [2], indicate that a large portion of spectrum assigned to primary users (PUs) is underutilized. Spectrum is considered a ... -
Firewood in Cities—: The Dimension of Rural-Urban Firewood Trade
(College of Biological and Physical Sciences, 1983) -
The first 9-hydroxyhomoisoflav anone, and antiplasmodial chalcones, from the aerial exudates of Polygonum senegalense
(2007)Phytochemical re-examination of the aerial exudates of Polygonum senegalense forma senegalense has resulted in the isolation and ch aracterization of a novel homoisoflavonoid, 5,7- dihydroxy-3-(hydroxy-phenyl-m ... -
The first 9-hydroxyhomoisoflavanone, and antiplasmodial chalcones, from the aerial exudates of Polygonum senegalense
(physical and biological sciences, 2007) -
First comprehensive study on total contents and hot water extractable fraction of selected elements in 19 medicinal plants from various locations in Nyamira County, Kenya.
(University of Nairobi, 2017)A large number of medicinal plants is traditionally known in Kenya and used for treatment of various diseases, for example diabetes, where metals are supposed to be involved in pathogenesis and therapy. Therefore, detailed ... -
First detection of Theileria parva in cattle from Cameroon in the absence of the main tick vector Rhipicephalus appendiculatus
(University of Nairobi, 2020)A major risk factor for the spread of livestock diseases and their vectors is the uncontrolled transboundary movement of live animals for trade and grazing. Such movements constrain effective control of tick-transmitted ... -
The First General Synthesis of 1,5-Dioxaspiro[3.2]hexanes,"
(Department of Chemistry, 1998) -
First record of the occurrence of Pleurotus citrinopileatus Singer on new hosts in Kenya
(Kenya Industrial Research and Development InstituteSchool of Biological Sciences, University of Nairobi, KenyaMoi University, Kenya, 2011)The occurrence of the edible basidiomycete Pleurotus citrinopileatus is reported for the first time in Kenya. The mushroom was collected from the dead logs and branches of Antiaris toxicaria (Pers.) Lesch., Polyscias ... -
First Report of Colletotrichum gloeosporioides as a Foliar and Die-back Pathogen of Prunus africana in Kenya
(Department of Botany, University of Nairobi, 1999-01)During tree disease surveys between February 1996 and March 1998 in highland forests of Kenya, leaves of Prunus africana (Hook f.) Kalkman collected from regeneration wildings in natural forests and seedlings raised in ... -
First-principle investigation of structural, electronic and magnetic properties of Co2VIn and CoVIn Heusler compounds
(University of Nairobi, 2017)Investigation of the structural, electronic and magnetic properties of full-Heusler Co2VIn as well as half-Heusler CoVIn Cobalt based Heusler compounds using density functional theory (DFT) leads to the general conclusion ...