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Browsing School of Biological and Physical Sciences by Title

Now showing items 1-20 of 108

Adaptive moment estimation of the spatial autoregressive model parameters

Otieno, Michael Oduor; Wagala, Adolphus; Kerich, Gregory (2026)

Traditionally, estimation of the spatial autoregressive (SAR) model parameters has been done using the maximum likelihood estimation (MLE) technique. Several variants of the MLE technique, such as quasi-MLE (QMLE) and ...
Analysis of climate change impacts on plant biodiversity and livelihoods among Maasai women in Narok County, Kenya

Sinteria, John Kishoyian (Moi University, 2025)

Climate change poses critical threats to plant biodiversity and pastoral livelihoods in sub-Saharan Africa, yet knowledge gaps persist regarding gender-differentiated impacts of climate-biodiversity interactions on women's ...
Antioxidant activity and phytochemical analysis of garlic extracts after cooking with different salts at different conditions

Alide, Thandiwe (Moi University, 2020)

The use of natural food additives such as garlic is increasing over synthetic food additives due to fewer side effects if any and is also eco-friendly. Food is usually cooked in the presence of other additives such as salt. ...
Assessment of Chironomus (Diptera: Chironomidae) larval head deformities as possible bioindicators for pollutants in sediments of River Nzoia, Kenya.

Mogere, Stephen Nyaribo (Moi University, 2000-11)

The study examined the morphological changes in benthic Populations of midges-resulting from pollution stresses along River Nzoia 10,116 headparts of chironomids from 8 sites along River Nzoia were investigated for ...
Assessment of Pollution Loads in River Nyando and the Contribution from Muhoroni Sugar Factory

Bukhalana, Ayub Chongo (1997-12)

River water pollution is a problem that affects both industrialised industrial and growth, population are developing countries. Agricultural responsible development for river environmental. pollutioIl'.River Nyando, polluted ...
Assessment of the generation and management of household solid waste in Eldoret Municipality

Odero, Seth O. (Moi University, 1999-11)

Solid waste management has become a critical problem to authorities in Local and Municipal areas. The purpose of this study was to assess the generation and management of household solid waste, in order to suggest appropriate ...
Assessment of the prevalence and transmission of malaria in Eldoret Municipality

Gladys, Lynette Kisaka (Moi University, 1996-06)

An assessment of malaria was done on a representative sample of Primary school children withinEldoret Municipality over a six-month period (September, 1993 - February 1994). Microscopic examination of Giernsa-stained thick ...
Assessment of water quality by physico-chemical properties and nematodes as bio- indicators along river Sosiani in Uasin Gishu, Kenya

Kemboi, Phanuel Kimurgor (Moi University, 2026)

Water quality in freshwater systems is increasingly threatened by industrial, domestic, and agricultural pollution, which introduces contaminants that degrade ecological integrity and pose risks to human health. River ...
Bacteriological Quality of Eldoret Water Supply and the Efficiency of Sewage Treatment Plants: Implications for Down-Stream Communities

Ojunga Michaiah Ogola (Moi Univesity, 1998-11)

Although waterborne diseases occur world wide, they are commonly reported in the developing countries where sanitation is poor and safe drinking water is limited to a small proportion of the population. In Kenya, sanitation ...
Biodeterioration of Wood Chips in Storage Piles and its Effects on Pulp Yield at Pan African Paper Mills, Webuye, Kenya

Mburu Francis (Moi Univesity, 2000-12)

Forest resources in Kenya are decreasing every year while the demand for pulpwood increases. Kenya is also losing a lot of money by importing high quality pulp from South Africa to blender the one produced at PanPaper ...
Capacity of Ombeyi wetlands in improving Waterquality in Ombeyi River, with special emphasis to the use of coliforms as bio-indicators of pollution in Lake Victoria basin, Kenya.

Kirui Ambrose (Moi Univesity, 2002-08)

The significance of this study lies in the potential for conservation of existing natural wetlands to provide inexpensive treatment of wastewater by intercepting Wetlands are known to remove sedimentation,chemical ...
Characterization of Phenolic compounds from leaf extracts of Bidens Pilosa L. Var. Radiata and evaluation of their antacid potential in Artificial Stomach Model

Merab, Lilian Ndiege (Moi University, 2021)

Several studies reveal that Gastric Ulcer Disease (GUD) is one of the most prevalent gastrointestinal diseases affecting 5-10% of the population worldwide. Antacids have been used in the management of GUD. However, due to ...
Chemical variability of Cypress (cupressus lusitanica) essential Oil and its insecticidal efficacy against Musca Domestica L.

Nteziyaremye, Papias (Moi University, 2022-11)

Housefly, Musca domestica Linnaeus (Muscidae) is a household pest that is primarily controlled by chemical insecticides that often affect the environment and promote insecticide resistance. As a safer alternative to ...
Colour Removal from Wastewater of a Pulp and Paper Mill in Kenya by a Combination of Electrochemical and Coagulation Methods

Orori, Benard Ondeng'i (Moi University, 2003-10)

This study was undertaken to develop a simple, efficient and economically viable method capable of reducing the colour of Pan African Paper Mill (PPM) effluent prior to its discharge to Nzoia River. The mill has a production ...
Comparative analysis of spectral theory of differential And difference operators on hilbert spaces

Mukhwana Ngala, Joyce (Moi University, 2019)

There has been e ort to investigate the spectrum of di erence operators to parallel that of di erential operators. This has been done either through the subspace theory or direct de nition of the domain of the operator. ...
Computer Aided temperature controller for a brooder

Kipchumba Kogo Julius (Moi Univesity, 2003-07)

Temperature control in a brooder has been done mostly using a thermostat as the main controlling element. The use of the thermostat has been witnessed in industries where temperatures are very high. This has been done ...
Construction 0f Group Divisible Variance – Sum Third Order Rotatable Design through Balanced Incomplete Block Designs

Chebet Noela (Moi University, 2018-09)

In the study of rotatable designs, the variance of the estimated response at a point is a function of the distance of that point from a particular origin. Group divisible Rotatable Designs have been evolved by imposing ...
Construction of modified optimal second order rotatable designs

Magangi, Okoyo James (Moi University, 2018-11)

Optimal rotatable designs are experimental designs that are applicable in agricultural, industrial and pharmaceutical processes to provide optimum responses subject to various input variables. Most researchers in these ...
Construction of some economical optimum second order rotatable designs in four and five dimensions

Nambilo, Cruyff Matunde (Moi University, 2022)

The technique of fitting a response surface is one widely used especially in the chemical industry to aid in the statistical analysis of experimental work in which the yield of a product depends in some unknown fashion ...
Construction of some third order optimum sequential rotatable designs in three and four dimensions

Bittok, Chepleting Julieth (Moi University, 2025)

Response Surface Methodology (RSM) is a collection of statistical and mathematical techniques useful for developing, improving and optimizing processes. Response Surface Methodology has gained recognition as a useful tool ...

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