Faculty of Science & Technology (FST): Recent submissions
Now showing items 4061-4080 of 4090
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Evaluation of trichoderma enhanced fertilizers on growth of common beans (phaseolus vulgaris l.)
(University of NairobiCenter for Biotechnology and Bioinformatics, 2012)Three Trichoderma spp. were isolated from agricultural soil in Embu district, Kenya and identified morphologically as T. harzianum, T. polysporum and T. viride. These isolates were evaluated for their effect on the growth ... -
Game Theory and Learning at the Medium Access Control Layer for Distributed Radio Resource Sharing in Random Access Wireless Networks
(2013-02-13)Game theory is not only useful in understanding the performance of human and autonomous game players, but it is also widely employed in solving resource allocation problems in distributed decision-making systems. Reinforcement ... -
Research and development of a weighted most recent common ancester algorithm for metagenomic taxonomic assignment
(University of NairobiCentre for Biotechnology and Bioinformatics, 2012)The new generation of metagenomics has gained tremendous popularity in recent years. This has been majorly due to rapid advances in DNA sequencing technology, which has produced large amounts of sequence data in relatively ... -
Usage consensus study of bioactivity of the Luo and Kuria medical ethnobotanies
(University of NairobiTHE CENTRE FOR BIOTECHNOLOGY AND BIOINFORMATICS, 2012)Traditional medicines are useful for managing human and animal health in Kenya. The purpose of this study was to document, compare and investigate the bioactivity of Luo and Kuria ethnopharmacopoeias. The findings on ... -
Phytochemical investigation of zanthoxylum holstzianum for antimicrobial principles
(University of NairobiChemistry, 2012-06)As a response to the worldwide alarm of increased resistance of microbes to readily available antibiotics, the stem bark of Zanthoxylum holstzianum (Rutaceae) with no prior phytochemical report was investigated so as to ... -
Characterization of anthocyanin dyes and investigation of charge transport in tio2 dye sensitized solar cells
(University of NairobiPhysics, 2010-09)TiO2 dye sensitized electrochemical solar cells employing naturally occurring anthocyanin dye pigment have been fabricated. The films were coated by screen-printing method from P25 Degussa as the starting material. ... -
Multispectral imaging of human blood media applied to malaria diagnostics
(University of NairobiPhysics, 2012-03)Malaria is a serious disease whose confirmation in laboratories, usually by optical microscopy, remains a challenge. The process involved in preparation of blood films and their examination in the conventional microscopes ... -
The diseases of coffee under the changing climate: the established situation in Kenya
(2012-02-20)The distribution of key diseases of coffee particularly the Coffee berry disease (CBD) and Coffee leaf rust (CLR) in Kenya depended on coffee growing agro-ecological zones, which have varied climatic conditions. Under the ... -
Towards using Seasonal Rainfall Forecasts for the Management of Human-Wildlife Conflicts in Kenya
(Department of Meteorology, School of Physical Sciences, College of Biological and Physical Sciences, 2006-12-01) -
Innate immune responses among hiv-1 highly exposed seronegative (hesn) individuals to a liveattenuated influenza vaccine as a model for mucosal viral infection
(University of NairobiCentre for Biotechnology and Bioinformatics, 2011)It is now well established that Toll-like receptors (TLRs) are a key component of the innate immune system which constitute a first line of host defense against invading microorganisms. This response occurs within minutes ... -
Evaluation of survival rates of patients on ART in Kibera Slums, Nairobi, Kenya
(University of Nairobi, Kenya, 2012)Background: Recent improvements in access to Anti retroviral Therapy (ART) have radically reduced hospitalization rates and deaths associated with Human Immunodeficiency Virus (HIV) infection in both developed countries ... -
Analysis of factors related to recidivism
(University of Nairobi, Kenya, 2012)It is generally agreed that amongst the objectives of a punitive or correctional system is the prevention of the re-occurrence of criminal behavior on the part of those who have deviated from the socially accepted and ... -
Prediction of housing prices: an application of the Arima model
(University of Nairobi, Kenya, 2012)This study uses an ARIMA model to provide out-of-sample forecasts for United States housing prices as represented by the Case Schiller Index during the financial crises timeline ( between 2005 and 2009). The major findings ... -
An agent-based wireless sensor network simulation for dairy cattle breed selection in Kenya
(University of Nairobi, Kenya, 2012)With dairy farming an important activity in Kenya, it is logical that there is need to increase productivity of the sector in order boost the country's economy. In an effort to realize this, it is important that the farmers ... -
A statistical approach in modelling maize prices volatility
(University of Nairobi, Kenya, 2012)Volatility provides a measure of the possible variation or movement in the price of a commodity experienced over a given period of time and is measured using the standard deviation. In this study, volatility of maize prices ... -
Socio-economic determinants of disability in Kenya: analysis of Kenya population and Housing census data 2009
(University of Nairobi, Kenya, 2012)This study examines the determinants of disability in Kenya. It examines the relationship between disability and socioeconomic factors. The data used in this study comes from the Kenya Population and Housing census Data, ... -
Behavioral credit scoring model for credit cardholders
(University of Nairobi, Kenya, 2012)Credit risk being the most common problem facing credit card issuers has attracted a lot of interest in research. Default risk manifestations are more severe in card holders who have missed payments above 60 days and ... -
On the construction of mixed poisson distributions
(University of Nairobi, Kenya, 2012)Mixed poisson distributions are very significant in modeling non - homogeneous populations, for instance in Actuarial applications for modeling total claims in insurance. In this work the concentration is mainly on the ... -
A multilevel (combined analysis) for a repeated data in two seasons on dry matter yields of common fodder grasses in Western Kenya
(University of Nairobi, Kenya, 2012)Fodder grasses are the most common crops fed to dairy animals in Kenya. Although not directly used for human consumption, they are the source of protein and fat i.e. meat, milk and other dairy products that are available ... -
On some transforms of linear operators in a hilbert space
(University of Nairobi, Kenya, 2012)Let B (H) be algebra of all bounded linear operator in a complex separable Hilbert space. For an operator T E B (H). let II en = I T I ''u I T I ''. r en = I T I u, C (T) = (T _ iI) (T+ iI)-! be the Aluthge transform, ...