Browsing School of Environmental Science and Natural Resource Management by Title
Now showing items 171-190 of 363
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GENDER, LAND OWNERSHIP AND FOOD PRODUCTION NEXUS IN MBEERE DRYLANDS, KENYA: IMPLICATIONS ON HOUSEHOLD FOOD SECURITY
(European Journal of Social Sciences Studies, 2018)Land ownership gives an individual the confidence and dignity required to be active in society. Indeed, land ownership and rights are important for effective utilization of farmland for food production to alleviate ... -
Generation of a Socio-Economic Suitability Map for Nile Tilapia (Oreochromis niloticus) Culture using Free Geographical Information System (GIS) software and Spatial Multi-Criteria Evaluation (SMCE) in Kisumu County, Kenya
(African Journal of Education, Science and Technology, 2022-06)In recent years, aquaculture has accounted for roughly half of all fish consumed globally. Scholar’s view aquaculture to have the potential to expand sustainably if suitable fish pond sites are located guided by ... -
Genetic diversity and population structure of the African catfish, Clarias gariepinus (Burchell, 1822) in Kenya: implication for conservation and aquaculture
(Belgian Journal of Zoology, 2017)African catfish, Clarias gariepinus, is an important species in aquaculture and fisheries in Kenya. Mitochondrial D-loop control region was used to determine genetic variation and population structure in samples of C. ... -
Genetic diversity of endangered sandalwood (Osyrislanceolata) populations in Kenya using ISSR molecularmarkers
(EAST AFRICAN AGRICULTURAL AND FORESTRY JOURNAL, 2018)Osyris lanceolatais an evergreen, drought tolerant tropical Africantree species belonging to the family Santalaceae. It is endangered,owing to overexploitation for its essential oil used in cosmetics andpharmaceutical ... -
GENETIC DIVERSITY, POPULATION STRUCTURE AND INFLUENCE ON LIFE-HISTORY TRAITS OF THE AFRICAN CATFISH, CLARIAS GARIEPINUS (BURCHELL 1822), IN KENYA
(University of Eldoret, 2018)The African catfish, Clarias gariepinus (Burchell 1822) is an important species in fisheries and aquaculture in Africa. In Kenya, farmers use seeds of unknown genetic characteristics. Sourcing of brood stock for propagation ... -
Genetic identification of invasive walking catfish, Clarias batrachus, intermingled with African catfish, C. gariepinus, in South Africa
(African Journal of Wildlife Research 45(1): 55–62 (April 2015), 2015-04)Molecular genetic techniques were used to determine the identity of two catfish individuals that could not be identified as indigenous Clarias gariepinus after phenotypic analysis. The unidentified catfish were compared ... -
GENETIC STRUCTURE OF CRIMSON JOBFISH, Pristipomoides filamentosus (VALENCIENNES, 1830) POPULATION OF THE SOUTHWEST INDIAN OCEAN
(University of Eldoret, 2013)Crimson jobfish, Pristipomoides filamentosus is a commercially important tropical snapper. Their aggressive nature and relatively large size makes them more vulnerable to fishing gears. In addition it is vulnerable to ... -
Global patterns and drivers of ecosystem functioning in rivers and riparian zones
(Science Advances AAAS, 2019)River ecosystems receive and process vast quantities of terrestrial organic carbon, the fate of which depends strongly on microbial activity. Variation in and controls of processing rates, however, are poorly characterized ... -
Growth and Nutrient Removal Efficiency of SweetWormwood (Artemisia annua) in a RecirculatingAquaculture System for Nile Tilapia(Oreochromis niloticus)
(MDPI : Wiley, 2019)The maintenance of optimal water quality for fish production is one of the major challengesin aquaculture. Aquaponic systems can improve the quality of water for fish by removing theundesirable wastes and in turn produce ... -
GROWTH AND SURVIVAL ON EXPOSURE TO LAMBDA CYHALOTHRIN AND AFLATOXINS OF DIETARY FISH FROM SELECTED AQUATIC SOURCES IN KENYA
(Journal of Advance Research in Food, Agriculture and environmental science, 2018)Toxicants cause a wide range of concerns in the health of fish. The specific objectives of the study were determine aberration of growth and survival as an iron indicator on exposure to lambda cyhalothrin and aflatoxins ... -
Growth and Yield Models for Plantation-Grown Cupressus lusitanica for Central Kenya 2019
(Kenya. African Journal of Education,Science and Technology, 5(2), 2019-09)The demand for timber in Kenya is increasing. However, forest managers do not have an effective tool for estimating the growth and yield of the resource against the demand to enable sustainable management. In this study, ... -
Growth and Yield Models for Plantation-Grown Cupressus lusitanicafor Central Kenya
(African Journal of Education, Science and Technology, 2019)The demand for timber in Kenya is increasing. However, forest managers do not have an effective tool for estimating the growth and yield of the resource against the demand to enable sustainable management. ... -
HABITAT SELECTION AND DISTRIBUTION OF SOUTHERN WHITE RHINOCEROS (Ceratotherium simum simum, Burchell 1817) TRANSLOCATED TO OL PEJETA CONSERVANCY, KENYA
(University of Eldoret, 2014)Translocation has been used extensively as a management tool in rhinoceros conservation. However, information on post release habitat preference and home range size has been modest. Thus six southern white rhinoceros, three ... -
Habitat structure determines the abundance of the Endangered Sharpe’s Longclaw Macronyx sharpei (Aves: Passeriformes: Motacillidae) at Timau montane grasslands in central Kenya
(Journal of Threatened Taxa, 2020)Understanding the habitat selecton and structure of a species is critcal for developing evidence-centered conservaton actons. Sharpe’s Longclaw Macronyx sharpei, a passerine bird endemic to Kenya, is threatened by reductons ... -
Health Exposure and Ecological Risk Assessment of Cadmium and Lead in Agricultural Soil in Uasin Gishu, Kenya
(African Environmental Review Journal, 2022-06)Increased industrialization, agrochemicals, polluted irrigation water and atmospheric deposition are foremost sources of toxic metals accumulation in proximate agricultural soil. In Kenya, prolonged mono-cropping and farm ... -
Heavy metal remediation from municipal waste water using arrowroots (Amaranta arundinacea)
(2018)Municipal wastewater contains high levels of pollutants since it is a collection of wastes from various sources of human activities. Municipal treatment of such wastewater is usually aimed at lowering the ... -
High Altitude as an Environmental Economic Good: Estimating Its Economic Value Using Willingness to Incur Costs by Athletes
(2020)High altitude training provides acclimatization to athletes by enhancing endurance; however, this environmental service has remained unaccounted and un-priced. Therefore, this study sought to estimate economic value of ... -
High genetic diversity and population differentiation in Clarias gariepinus of Yala Swamp: evidence from mitochondrial DNA sequences
(Journal of Fish Biology (2016) 89, 2557–2570, 2016-07)In order to improve the conservation and sustainable utilization of the African catfish Clarias gariepinus of the Yala Swamp in Kenya, genetic diversity and population structure of Lakes Kanyaboli and Namboyo populations ... -
Hippopotamus are distinct from domestic livestock in their resource subsidies to and effects on aquatic ecosystems
(royalsocietypublishing.org/journal/rspb Proc. R. Soc., 2020-03)In many regions of the world, populations of largewildlife have been displaced by livestock, and this may change the functioning of aquatic ecosystems owing to significant differences in the quantity and quality of their ... -
HUMAN-WILDLIFE CONFLICTS: IMPLICATIONS ON WILDLIFE CONSERVATION AND MANAGEMENT AT CHYULU HILLS NATIONAL PARK AND ITS SURROUNDINGS, KENYA
(2016-05-23)Although human - wildlife conflicts are a common phenomenon in different parts of the world, they have become a major challenge for conservationists in the 2lst century. Major causes of conflicts include human population ...