Utafutaji Department of Chemistry and Biochemistry Kwa jina la Kitabu
Now showing items 33-52 ya 113
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Effect of Computer-Based Laboratory Simulations (CBLS) in Acquisition of Scientific Inquiry Skills in Electro_ Chemistry in Secondary Schools in Bomet County
(African Journal of Education, Science and Technology, 2022)Computer technology has advanced to the point where it can significantly enable inquiry learning to be used at various levels, and offer new tools for representing the science nature in the classroom. It has been revealed ... -
EFFECT OF GRAIN SIZE, BED DEPTH AND RETENTION TIME IN INTERMITTENT BIOSAND FILTERS FOR IMPROVEMENT OF SECONDARY SEWAGE EFFLUENT QUALITY
(University of Eldoret, 2014)Biosand filtration (BsF) is a simple technique used for pathogen and particle removal in drinking water purification. It may be adapted for wastewater stabilization but only a few studies have been done on improvement ... -
EFFECT OF LABORATORY RESOURCES AVAILABILITY AND USABILITY ON STUDENTS’ ACHIEVEMENT IN PRACTICAL CHEMISTRY IN SOTIK SUB-COUNTY, KENYA
(University of Eldoret, 2016)In the years 2010 and 2011, poor results in Chemistry were recorded among secondary school students in Sotik Sub-County. Lack of efficient use of laboratory resources was cited as one reason for the poor performance. ... -
EFFECT OF LIMING ON LEVELS OF POLLUTANT HEAVY METALS IN
(2016-05-23)Soil contaminated with heavy metals from agricultural and industrial sources leads to unhealthy food. The metals enter the food chain and are consumed by humans. Phosphate fertilizers too contain undetermined amounts of ... -
EFFECT OF LIMING ON LEVELS OF POLLUTANT HEAVY METALS IN SOILS AND THEIR UPTAKE BY MAIZE IN UASIN GISHU AND TRANS-NZOIA COUNTIES, KENYA
(University of Eldoret, 2013)Soil contaminated with heavy metals from agricultural and industrial sources leads to unhealthy food. The metals enter the food chain and are consumed by humans. Phosphate fertilizers too contain undetermined amounts of ... -
THE EFFECTS OF AMENDED MOLASSES WASTEWATER ON THE GROWTH PROGRESS, NUTRITION AND YIELD OF Capsicuum annuum ON ACIDIC SOILS OF KENYA
(University of Eldoret, 2015)Little research work has been done especially on increasing effects of soil acidity on crop production due to long periods of chemical fertilizer use in North Rift region especially Uasin Gishu and Nandi Counties. Moreover, ... -
THE EFFECTS OF AMENDED MOLASSES WASTEWATER ON THE GROWTH PROGRESS, NUTRITION AND YIELD OF Capsicuum annuum ON ACIDIC SOILS OF KENYA
(University of Eldoret, 2015)Little research work has been done especially on increasing effects of soil acidity on crop production due to long periods of chemical fertilizer use in North Rift region especially Uasin Gishu and Nandi Counties. Moreover, ... -
EFFICACY OF NEW PYRETHRUM SYNERGISTS FROM OCIMUM KILIMANDSCHARICUM GUERKE AND TAGETES MINUTA L. AGAINST MALARIA VECTOR THE ANOPHELES GAMBIAE
(University of Eldoret, 2016)Mosquitoes are vectors that carry disease-causing viruses and parasites from person to person. Some of these diseases such as dengue, malaria, rift valley fever, yellow fever among others can be life threatening. Vector ... -
ELECTROCHEMICAL TREATMENT OF TEXTILE DYE WASTE
(2016-05-23)Textile factories such as Rift Valley Textile Limited (RIVATEX) in Eldoret Kenya produce large volumes of wastewater which is alkaline, highly coloured and has high chemical oxygen demand (COD) and can adversely affect ... -
ELECTROCHEMICAL TREATMENT OF TEXTILE DYE WASTE WATER BY ANODIC OXIDATION
(University of Eldoret, 2014)Textile factories such as Rift Valley Textile Limited (RIVATEX) in Eldoret Kenya produce large volumes of wastewater which is alkaline, highly coloured and has high chemical oxygen demand (COD) and can adversely affect ... -
Evaluation of Anaerobic Microbial Community and Physicochemical Parameters in Small Scale Biodigesters within Uasin Gishu County
(Africa Environmental Review, 2022)Anaerobic digestion is a sequential biological activity that accepts the efficient capture ofmethane for energy production.The dependence on fossil and wood fuels as a primary energy source has led to multitudes of problems ... -
EVALUATION OF GARLIC OIL EXTRACT AS POTENTIAL PYRETHRUM SYNERGIST AGAINST SIGNIFICANT POST HARVEST PESTS
(University of Eldoret, 2021)Post-harvest grain loss remains a major challenge facing farmers especially in developing countries. Pyrethrin is natural plant oil that forms the active ingredients of conventional insecticides combined with piperonyl ... -
Field Accumulation in Selected Heavy Metal Ions and Associated Health Risks in Irrigation Water, Soil and Tomatoes Collected from Homa Hills, Homabay County, Kenya
(Africa Environmental Review, 2022)Accumulation of metal ions in irrigation water and soils can lead to uptake by food crops. The accumulated heavy metals when ingested pose a threat to human health. The current study intends to assess potential health ... -
Fluoride Adsorption onto Sulphonated Polystyrene
(African Journal of Education, Science and Technology, 2022)Adequate fluoride (F-) taken in through food, soil and water is crucial for healthy bones and teeth building. Excess F- results in dental, skeletal and soft tissue damage unless controlled by its removal. People get ... -
FOUR-BODY NON-ADDITIVITY AND THE TWIST OF B-DNA BASE-PAIR STEPS: A QUANTUM MONTE CARLO AND DENSITY FUNCTIONAL THEORY STUDY
(2018)The lack of many-body non-additivity consideration in DNA bases is common in a lot of research, yet it contributes significantly to B-DNA molecule dynamism. Previous ab initio studies have shown substantial challenge to ... -
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 ... -
Heavy Metals and Pathways of Incorporation in the Soil, Sediments and Water Matrices of River Nzoia, Kenya
(University of Eldoret, 2023-04)For prudence in the management of lotic ecosystems, vital information on the degree of pollutant load is required. Several human activities are practiced within the River Nzoia catchment area, most of which result in ... -
Heavy Metals Uptake in Maize Grains and Leaves in Different Agro Ecological Zones in Uasin Gishu County
(Scientific Research Publishing Inc., 2017-11-13)Maize grain is the second most vital food after wheat to humans and forms an important part of a human diet due to its nutrients. In Kenya, it is estimated that one out of every two acres of land put to crop production is ... -
HEAVY METALS, PHOSPHATES AND NITRATES LEVELS IN VEGETABLES: A CASE STUDY OF KITALE MUNICIPALITY, TRANS-NZOIA COUNTY, KENYA
(2016-05-20)Effluents released from sewage treatment plant contain toxic metal pollutants whose uptake by vegetables is governed by their availability and concentration in the soil. Therefore such vegetables may accumulate pollutants ... -
HYPOGLYCEMIC, HYPOLIPIDEMIC AND HEPATOPROTECTIVE EFFECTS OF Polyscias fulva ETHANOLIC BARK EXTRACT IN DIABETIC RATS
(University of Eldoret, 2018)Diabetes Mellitus (DM) has been on the alarming rise worldwide and medicinal plants may play a role in its treatment including Polyscias fulva (P. fulva) stem bark that is presumed to have anti-diabetic activity but not ...