School of Science: Recent submissions
Now showing items 201-220 of 497
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MANAGEMENT OF SORGHUM ANTHRACNOSE USING BIOCONTROL AGENTS PRODUCED BY SORGHUM RHIZOBACTERIA IN WESTERN KENYA
(University of Eldoret, 2016)The use of sorghum rhizobacteria antifungal agents in the management of sorghum anthracnose was made possible by isolating a total of 294 rhizobacterial isolates from sorghum rhizosphere soil of different agro-ecological ... -
DETERMINATION OF SELECTED HEAVY METALS POLLUTANTS AND PHYSIO-CHEMICAL PARAMETERS IN SEDIMENTS AND WATER: A CASE STUDY OF RIVER ATHI MACHAKOS COUNTY
(University of Eldoret, 2013)The study set out to evaluate the effect of industrial activities by analyzing selected heavy metals and physicochemical parameters of water. Chemical survey was conducted in 9 selected sites (potential polluting sites) ... -
OPTIMAL DESIGN FOR SECOND-DEGREE KRONECKER MODEL MIXTURE EXPERIMENTS FOR MAXIMAL PARAMETER SUBSYSTEM
(University of Eldoret, 2014)Products in many disciplines frequently involve blending two or more ingredients together. The design factors in a mixture experiment are the proportions of the components of a blend, and the response variables vary ... -
MANAGEMENT OF POTATO LATE BLIGHT (Phytopthora infestans) USING ARBUSCULAR MYCORRHIZAL FUNGI
(University of Eldoret, 2014)Potato (Solanum tuberosum) is a key food as well as cash crop in the highlands of Kenya, and is extensively produced by small-scale farmers. It is the second most significant food crop in Kenya after maize employing over ... -
TO EVALUATE THE OCCURRENCE, PREVALENCE AND DISTRIBUTION OF VARROA MITE (Varroa destructor) AND ASSOCIATED INSECT PESTS OF HONEY BEE (Apis mellifera) IN UASIN GISHU COUNTY, KENYA.
(University of Eldoret, 2017)The loss of Apis mellifera colonies in recent years has been in many regions of the world been alarmingly high. No single cause has been identified for these losses, but the interactions between several factors (mostly ... -
STUDY OF STEADY AND UNSTEADY VISCOUS INCOMPRESSIBLE MHD FLUID FLOW
(University of Eldoret, 2017)An analytical study of laminar steady, viscous, incompressible Couette fluid flow between two infinite parallel plates under the influence of transverse magnetic field is studied. The resulting governing partial differential ... -
POLLUTANT LEVELS IN WASTE WATER FROM TANNERY EFFLUENT: A CASE STUDY OF NAKURU TANNERS, KENYA
(University of Eldoret, 2013)Wastewater from leather processing industries is very complex and leads to water pollution if discharged before treatment, especially due to its high organic loading and chromium content. Over the past years, Nakuru Tanners ... -
ab-initio STUDIES OF MAGNESIUM HYDRIDE AND LITHIUM HYDRIDE FOR HYDROGEN STORAGE APPLICATIONS: A DENSITY FUNCTIONAL THEORY STUDY
(University of Eldoret, 2013)Due to the imminent exhaustion of fossil fuels, related pollution and high cost involved in conventional sources of energy, a search for renewable, environmentally friendly, cheaper and more e cient energy sources has ... -
E-OPTIMAL DESIGNS FOR SECOND-DEGREE KRONECKER MODEL MIXTURE EXPERIMENTS
(University of Eldoret, 2013)Many products are formed by mixing together two or more ingredients. For example, in building construction, concrete is formed by mixing sand, water and cement. Many practical problems are associated with investigation of ... -
ASSESSMENT OF WIND CHARACTERISTICS AND POWER POTENTIAL AT KESSES LOCATION - UASIN-GISHU COUNTY, KENYA
(University of Eldoret, 2015)Wind energy is increasingly becoming popular all over the world as a green energy source for electricity generation since it is renewable and environmentally friendly. Pioneer wind turbines for electricity generation ... -
Landau Criteria of Superfluidity of Two Component Mixture of Bosons
(International Journal of Recent Research Aspects, 2020)Using the quasi-particle energy of a mixture of two-component gas of bosons which is assumed to be in a superfluid state, the Landau criterion for superfluidity has been applied to obtain the magnitude of the Landau’s ... -
Evaluation of the antimicrobial activity and safety of Rhus vulgaris (Anacardiaceae) extracts
(BMC Complementary Medicine and Therapies, 2020)Background: Medicinal plants have been used in the treatment of various ailments in most developing countries. Oral infections are the most prevalent diseases in man. The Rhus family has been found to have antimicrobial ... -
Assessing the Potential of Using Satellite Data on Radiation in the Analysis of Earth’s Climate System to Complement the Scarce Radiation Data Measured from the Ground Stations
(Asian Journal of Probability and Statistics, 2018)High quality solar radiation data is required for the appropriate monitoring and analysis of the Earth’s climate system as well as efficient planning and operation of solar energy systems. However, well maintained ... -
Phytochemical and Antiepileptic Activity of the Ethanol Leaf Extracts of Culcasia falcifolia in Pentylenetetrazole Induced Seizure in Mice
(Annual Research & Review in Biology, 2018)Aim: To investigate the phytochemicals and the anticonvulsant activity of the ethanol leaf extract of Culcasia falcifolia used in the traditional medical treatment of epilepsy. Methodology: The phytochemical screening ... -
Evaluation of In vivo and In vitro Antioxidant properties of the Ethanol Leaf Extract of Culcasia falcifolia
(Journal of Biomedical and Pharmaceutical Sciences, 2018)Objective: To evaluate the in vivo antioxidant potential of the ethanol leaf extract of Culcasia falcifolia against Pentylenetetrazole induced oxidative stress as well as its in vitro antioxidant effect. Method: The ... -
Health Risk Assessment Levels of Selected Heavy Metals on Solanum Nigrum, Soils and Water Collected Along River Moiben, Uasin-Gishu County, Kenya
(Archives of Organic and Inorganic Chemical Sciences, 2020-09)The study investigated heavy metals’ levels in soil, Solanum nigrum and irrigation water from intense Moiben irrigated farms located in Meibeki Karuna, Uasin Gishu County. Purposive sampling was used to identify farms ... -
Optimization of Split-Plot Design in the Context of Mixture Process Variable Settings
(Asian Journal of Probability and Statistics, 2021-04)In the presence of process variables, a mixture design has become well-known in statistical modeling due to its utility in modeling the blending surface, which empirically predicts any mixture's response and serves as the ... -
Exploration of D-, A-, I- and G- Optimality Criteria in Mixture Modeling
(Asian Journal of Probability and Statistics, 2021-05)A design optimality criterion, such as D-, A-, I-, and G- optimality criteria, is often used to analyze, evaluate and compare different designs options in mixture modeling test. A mixture test is an experiment where ... -
Analysis of Fluoride in Kales (Brassicca oleracea) and Tomatoes (Lycopersicum esculentum) from Nakuru County, Kenya
(African Environmental Review Journal (AER), 2020-12)As vegetables normally form an integral portion of human diet, occurrence of high fluoride in their edible portions can cause significant human exposure to these fluoride residues. The present study was carried out to ... -
Design of simultaneous multicolor coherent light generation in a single MgO:PPLN bulk crystal
(Journal of the Optical Society of America B, 2020-11)We report on simultaneous sum-frequency mixing and doubling of C-band and 980 nm laser sources using a single segmented periodically poled lithium niobate (PPLN) crystal in a single-pass configuration. Our theoretical analysis ...
