Department of Biological Sciences: Recent submissions
Now showing items 41-60 ya 186
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The Dynamics of Selected Limnological Data Along a Land Use Gradient in River Molo, Kenya
(African Journal of Education, Science and Technology, 2022)Rivers provide a suite of ecosystem goods and services to fisheries, as well as water that benefit the domestic and industrial use of the riparian communities. The increasing intensification of human activities along ... -
Spatial-Temporal Occurrence of Sea Urchins and their Grazing along Diani-Chale Lagoonal Reefs, Mombasa
(African Journal of Education, Science and Technology, 2022)Seagrass plays a key role in coastal ecosystems influencing environmental abiotic parameters and supporting a great abundance and diversity of species belonging to many phyla. Overgrazing by herbivores has been postulated ... -
Uncovering the Interaction between Potassium, Magnesium and Sulfur on Cassava Growth and Root Yield
(Hill Publishing, 2022-10)wide range of yield limiting factors causes a large yield gap. Next to pests and diseases, nutrient deficiencies and imbalances are likely contributors to low yields. Cassava has a high potassium (K) demand, yet previous ... -
Water Quality and Zooplankton Community Structure of Selected Sites within Chemususu Dam and its Associated Rivers, Baringo County, Kenya
(African Environmental Review Journal, 2022-06)The main importance of zooplankton is that they have a crucial role in the food webs of the aquatic ecosystem. However, anthropogenic activities have potential hazardous impact on them. Zooplanktons respond rapidly to ... -
Distribution and Morphometric Characteristics of Domesticated Rabbit Breeds in North Rift and Western Regions, Kenya
(African Environmental Review Journal, 2022-06)Rabbits (Otyctolagus cuniculus) occur throughout the world with their breeds distinctively identified phenotypically by coat color, body size and shape. The common rabbit breeds in Kenya are New Zealand White, Californian ... -
Nutritive Value, Tannin Bioassay and Processing Effects of Acacia brevispica, A. mellifera and A. tortilis Pods as Potential Supplements for Growing Small East African Goats (SEAGs) in Baringo County-Kenya
(African Journal of Education, Science and Technology, 2022-06)This study was conducted in Radat sub-location, Mogotio sub-county, Baringo county. The objective of the study was to evaluate nutritive value, tannin bio assay and processing effects of mature green Acacia species pods ... -
Effect of Aflatoxin Laced Diet on the Utero-Fallopian Tube Histology in New Zealand White Rabbits
(African Journal of Education, Science and Technology, 2022-06-01)Fungi are extremely adaptable organisms with the capacity to metabolize a large variety of substrates over a wide range of environmental conditions and are produced only under aerobic conditions. Aflatoxin contamination ... -
Hatchability and Survival of silkworm Bombyx mori and Eri Worms under Controlled Environmental Conditions in Uasin Gishu County
(African Journal of Education, Science and Technology, 2022-06-01)Eri worm (Samia Cynthia racini), a domesticated non-mulberry silkworm is polyphagous and multivoltine, while mulberry silkworm (Bombyx mori) is bivoltine and feeds on mulberry leaves. Domesticated silkworms are highly ... -
Neodomestication and Its Effect on Growth and Production of Wild Yam in Baringo and Uasin Gishu Counties of Kenya
(African Environmental Review Journal, 2022)Wild yam (Dioscorea spp.), particularly, Dioscorea schimperiana Kunth tubers have been used as food during times of severe famine. However, there is no documentation on attempted wild yam domestication in Kenya. Therefore, ... -
Prevalence and Risk Factors of Elevated Blood Pressure and Elevated Blood Glucose among Residents of Kajiado County, Kenya: A Population-Based Cross-Sectional Survey
(International Journal of Environmental Research and Public Health, 2020)Kenya is experiencing a rising burden of non-communicable diseases (NCDs), yet data to inform effective interventions are limited. We investigated the prevalence of elevated blood pressure, elevated blood glucose and ... -
Breeding Grain Sorghum for Tolerance to Aluminium Toxicity
(AER Journal, 2020)Aluminium (Al) toxicity is a common problem in acid soils where sorghum (Sorghum bicolor (L.) Moench) is grown. It contributes to grain yield reduction of between 30-40 % in sorghum and other cereals. Al interferes with ... -
DETERMINATION OF BACTERIAL LOAD AND DIVERSITY IN SELECTED SITES IN LAKE NAKURU, KENYA AND THEIR ABILITY TO DEGRADE PLASTICS AND PETROLEUM OIL
(University of Eldoret, 2013)Halophilic bacteria have been largely omitted from ecosystem studies of saline Lakes, especially with regard to their importance in decomposition process under aerobic conditions. Plastics are widely used as packaging ... -
EFFICIENCY OF UNIVERSITY OF ELDORET SEWAGE TREATMENT SYSTEM USING BIOLOGICAL INDICATORS
(University of Eldoret, 2016)At the University of Eldoret, wastewater is treated using sewage treatment ponds. These ponds were constructed to cater for a few students when the university was a Teacher’s Training College. Since then, the treatment ... -
INTEGRATION OF Allium cepa AQUEOUS EXTRACTS AND FARMYARD MANURES IN THE CONTROL OF Aphis fabae AND Tetranychus evansi INFESTING Solanum nigrum CULTIVARS IN WESTERN KENYA
(University of Eldoret, 2016)The black nightshade, Solanum nigrum Linnaeus (Solanaceae), is a widely distributed tropical plant used as a nutritive vegetable and herbal medicine in East Africa. This plant expresses high levels of secondary metabolites ... -
INVESTIGATION OF ETHREL GAMETOCIDE IN FINGER MILLET (Eleusine coracana, L. Gaertn) HYBRIDS THROUGH GENETIC ANALYSIS
(University of Eldoret, 2015)Finger millet is a staple food crop of in Africa due to; desirable attributes like being highly nutritious, good grain storagability and strong cultural value. In Kenya, therefore, finger millet is on high demand for ... -
TAXONOMY AND NUTRIENT COMPOSITION OF SPECIES IN THE Vernonia hymenolepis A. RICH. COMPLEX IN TROPICAL EAST AFRICA
(University of Eldoret, 2015)Three Stengelioid species forming a complex in the genus Vernonia Schreber. in Tropical East Africa viz., Vernonia calvoana (Hook.f.) Hook.f., Vernonia hymenolepis A. Rich. and Vernonia tolypophora Mattf. were investigated ... -
DETERMINATION OF THE EFFICIENCY OF 17-α METHYLTESTOSTERONE ON SEX REVERSAL OF NILE TILAPIA, OREOCHROMIS NILOTICUS AT DIFFERENT DEVELOPMENTAL STAGES
(University of Eldoret, 2014)The aim of the study was to determinate the efficiency of 17-α methyltestosterone on sex reversal of Nile tilapia, Oreochromis niloticus at different developmental stages. Fish were seined from Eldoret fish farm and those ... -
USE OF SLOW SAND FILTRATION TO IMPROVE TREATED EFFLUENT AT BOUNDARY SEWAGE TREATMENT PLANT (ELDORET) FOR IRRIGATION
(University of Eldoret, 2014)Food insecurity in Kenya due to dependence on rainfall, coupled with drying up of rivers and wells during the dry season make it impossible to grow crops throughout the year. These factors have increased the demand on this ... -
ANTIMICROBIAL ACTIVITY, PHYTOCHEMICAL PROFILE AND CYTOTOXICITY OF SELECTED MEDICINAL PLANTS FOUND IN KAPTUMO DIVISION IN NANDI COUNTY, KENYA
(University of Eldoret, 2014)In Kenya, medicinal plants have been used by the local people as traditional medicine to treat different human ailments from time immemorial. The efficacy and safety of most of these plants has not been determined hence ... -
GERMINATION PHYSIOLOGY OF AFRICAN BIRD’S EYE CHILI SEED
(University of Eldoret, 2014)Seed germination parameters may be determined by stage of seed maturity and the level of dormancy. These parameters subject the seed to varied responses on sensitivity to environmental factors that stimulate germination ...