Browsing Gold Collection by Issue Date
Now showing items 461-480 of 779
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Reduction and Degradation of Paraoxon in Water Using Zero-Valent Iron Nanoparticles
(Sustainability, 2022-08-02)Paraoxon is an emerging organophosphate pollutant that is commonly used as a pesticide and a drug, hence increasing the risk of contamination of water supplies. Its intensive use for vector control has led to pollutions ... -
Ethnomedicinal uses of stingless bee honey among native communities of Baringo County, Kenya
(Scientific African, 2022-08-02)Stingless bees live in tropical and subtropical areas around the world, however, stingless bee honey and other products have traditionally been used in the tropical and sub-tropical parts of the world to treat various ... -
Factors associated with uncorrected refractive errors in school-going adolescents in Kakamega County, Kenya
(Ophthalmology Journal, 2022-08-05)Background: Uncorrected refractive errors (URE) present an enormous burden on children in Kenya. The study investigated factors associated with URE in school-going adolescents in Kakamega County, Kenya. Material and ... -
Susceptibility Evaluation of Fall Armyworm (Spodoptera frugiperda) Infesting Maize in Kenya against a Range of Insecticides
(Journal of Toxicology, 2022-08-08)The fall armyworm, Spodoptera frugiperda (J. E. Smith), is a worldwide pest of gramineous crops and a major pest of corn. Kenya has, in the recent years, reported massive outbreaks of this pest causing huge economic losses ... -
Susceptibility Evaluation of Fall Armyworm (Spodoptera frugiperda) Infesting Maize in Kenya against a Range of Insecticides
(Journal of Taxicology, 2022-08-08)The fall armyworm, Spodoptera frugiperda (J. E. Smith), is a worldwide pest of gramineous crops and a major pest of corn. Kenya has, in the recent years, reported massive outbreaks of this pest causing huge economic losses ... -
Effects of Sand-Harvesting on River Water Quality and Riparian Soil Physico-Chemical Properties
(Open Journal of Ecology, 2022-08-08)The widespread distribution of river sand-harvesting activities continues to degrade river water quality and the surrounding riverine environments. This study determined practical effects of sand-harvesting on two rivers ... -
Optimized Dyeing of Cotton with semi-synthetic Embelin Ninhydrin Dye Obtained by Chemical Modification of Embelin from Embelia Schimperi
(Journal of Natural Fibers, 2022-08-08)Chemical modification is a promising path to address the limitations of a natural dye, such as limited shades and inadequate fastness properties. This study investigated the modification of embelin (2, 5-dihydroxy-3-undecyl-1, ... -
Comparative effects of nitrogen, phosphorus and potassium on Radopholus similis infection in East African Highland Banana plants as influenced by rhizosphere biota
(Scientific African, 2022-08-13)Root parasitism by Radopholus similis may vary under different nutritional conditions and soil substrates. Such variations in nematode infection may affect deductions from evaluations of pest control measures. Three parallel ... -
Prognostic Potential of RDW in Discriminating Hemoglobinopathies among Patients reporting to Aga Khan Hospital, Kisumu
(Egyptian Journal of Medical Human Genetics, 2022-08-13)Background Red cell distribution width (RDW) measures the extent of variation in red blood cell (RBC) volume in terms of coefficient of variation. It reflects the degree of variation in RBC’s sizes and shapes, characteristic ... -
Nonsynonymous amino acid changes in the α-chain of complement component 5 influence longitudinal susceptibility to Plasmodium falciparum infections and severe malarial anemia in kenyan children
(Frontier in genetics, 2022-08-14)Background: Severe malarial anemia (SMA; Hb < 5.0 g/dl) is a leading cause of childhood morbidity and mortality in holoendemic Plasmodium falciparum transmission regions such as western Kenya. Methods: We investigated ... -
Ethnobotany, ethnopharmacology, and phytochemistry of traditional medicinal plants used in the management of symptoms of tuberculosis in East Africa: a systematic review
(Tropical Medicine and Health, 2022-08-14)Objective Many studies on the treatment of tuberculosis (TB) using herbal medicines have been undertaken in recent decades in East Africa. The details, however, are highly fragmented. The purpose of this study was to ... -
Pesticides: Chemistry, Manufacturing, Regulation, Usage and Impacts on Population in Kenya
(Intech Open Journal, 2022-08-18)Pesticide use in Kenya plays a critical role in socio-economic development because its economy depends heavily on agriculture, which contributes to 30% of the GDP and accounts for 60% of export earnings. For agriculture ... -
Ethanol Conversion to Butanol over Small Coinage Metal Clusters: An Experimental and Computational Study
(Journal of Cluster Science, 2022-08-26)We illustrate the mechanism for the C–O, C–H and O–H bond activation in the coupling of ethanol to butanol over small coinage clusters (copper, silver and gold). It is found that charge transfer interactions between the ... -
Determination of Irrigation Water Requirement of Tomato Crop In Rachuonyo North Sub Catchment of Western Kenya Using CROPWAT Model
(East African Agricultural and Forestry Journal Special Issue, 2022-08-26)Irrigation water management is necessary for a successful irrigation system. Knowledge and tools on irrigation management is thus a requisite for profitable and sustainable use of the scarce water resources in Kenya. The ... -
Ethernal Conversion to Butanol over Small Coinage Metal Clusters: An Experimental and Computational Study
(Journal of Cluster Science, 2022-08-26)We illustrate the mechanism for the C–O, C–H and O–H bond activation in the coupling of ethanol to butanol over small coinage clusters (copper, silver and gold). It is found that charge transfer interactions between the ... -
Effects of oil exploration on surface water quality- a review
(Water Practice & Technolog, 2022-08-27)The oil industry is a source of revenue and foreign exchange for an economy. Nevertheless, oil exploration is an inherent risk to the environment due to the pollution of water resources, especially surface water resources. ... -
Knowledge management and employee engagement in the hospitality industry
(INTERNATIONAL JOURNAL OF RESEARCH IN BUSINESS AND SOCIAL SCIENCE 11(6)(2022) 209-217, 2022-08-28)Knowledge management is becoming indispensable in organizations since it is a powerful weapon for achieving competitive advantage. However, there is still a dearth of literature for employees and managers in ... -
Social and psychological effects of covid-19 pandemic among frontline healthcare workers in western Kenya
(East African Medical Journal, 2022-08-29)Objective: The objective of the study was to assess the social and psychological effects of COVID-19 among the frontline Healthcare workers in western Kenya. Design: The study adopted biopsychosocial theory and ... -
Effect of antimony concentration on optical, electrical and structural properties of copper antimony sulphide thin films deposited by spray pyrolysis technique
(Iranian Journal of Physics Research, 2022-09)Copper antimony sulphide (CuSbS2) is a semiconductor with narrow band gap and a potential absorber material for applications in various optoelectronic devices like infrared detectors and solar cells. In this paper, CuSbS2 ... -
AN EDUCATIONAL INTERVENTION TO INCREASE AWARENESS AND KNOWLEDGE OF SICKLE CELL ANAEMIA AMONG ADOLESCENT SCHOOL CHILDREN IN WESTERN KENYA
(EAST AFRICAN MEDICAL JOURNAL, 2022-09-09)Objective: Sickle Cell Anaemia (SCA) is an inherited blood disorder that impairs the functioning of the body’s red blood cells and is prevalent in subSaharan Africa with up to 3% of all births affected. Therefore, the ...