Browsing PhD. Theses and Dissertations by Title
Now showing items 13-32 of 42
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Effect of Government Regulations on Factors Hindering Financing of Small Scale Water Investments in Kenya
(Jomo Kenyatta University of Agriculture and Technology, 2015)In Kenya, most water utilities have been publicly owned and managed. These utility firms have thus been getting financial support from the government in form of subsidies in addition to the revenue they ... -
Effects of Irrigation and Nitrogen Fertilizer Levels on Water and Nitrogen Use Efficiency and Yield of Drought Tolerant Hybrid Maize (Zea mays L.) in Embu County, Kenya
(2019)Food grain shortage in Kenya is attributed to low rainfall and poor distribution in maize growing areas particularly as well as low soil fertility associated mainly with nitrogen deficiency. Use of irrigation water and ... -
Effects of Selected Media on Novel Portland Pozzolana Cement
(Kenyatta University, 2009-02)Cement is subject to degradation by aggressive media found in the environment. Durability tests are therefore necessary for any cementitious material in a given environment. The work reported in this thesis involved the ... -
Empirical and model derived respiration responses to climate in different soils of an arid South African ecosystem
(The University of the Western Cape, 2009)This study examined the magnitude of soil CO2 efflux in an arid South African ecosystem, the flux responses as well as those of key limiting nutrients to soil temperature increases and moisture reductions consistent with ... -
Epidemiology of Foot and Mouth Disease, Brucellosis and Leptospirosis at the Livestock Wildlife Interface Area in Maasai Mara, Kenya
(University of Embu, 2020-10)Intact ecosystems can regulate the transmission of infectious diseases by maintaining the diversity of species in equilibrium. However, human driven land use change is a major driver of environmental change and can affect ... -
An Evaluation of Effects of Exchange Rate Volatility on Kenya’s French Bean Exports
(University of Nairobi, 2015-04)During the period after the adoption of a floating exchange rate regime in Kenya, there has been substantial volatility produced by the regime. In spite of the considerable foreign exchange contribution of Kenya’s ... -
An Evaluation of the Effect of Land Fragmentation and Agro-Ecological Zones on Food Security and Farm Efficiency: The Case of Embu County in Kenya
(University of Nairobi, 2017-12)Declining size of the farm holdings in most high agricultural potential areas as a result of continuous land fragmentation is currently a major policy concern in Kenya. The purpose of this study was to evaluate the effect ... -
Extraction of Copper Using Chicken Dung and Concentration of Titanium Using Biomass from Ores in Maragwa Location, Tharaka Nithi County
(University of Embu, 2020-02)Mineral data shows several deposits of copper and titanium minerals in Kenya yet the country continues to import copper and titanium products. In some regions of Tharaka Nithi County, occurs ores that are known to contain ... -
Financing Options and Financial Sustainability of Universities in Kenya (A Comparative Study of Public and Private)
(UoEm, 2022-08)Universities provide higher education that boosts formation of human capital through inculcation of knowledge, skills and promotion of talents which contribute significantly to the economic development of a country. ... -
Formulation and Characterization of Prototype Particleboards using selected Crop Residue and Starch from Cassava Peels as a Binder
(University of Embu, 2020-11)Particleboards are formulated from lignocellulose material bound with adhesives. Conventional lignocellulose material used is wood particles and adhesive is formaldehyde-based resin. Due to reduction of tree cover, wood ... -
Functional Diversity and Ecological Role Of Nematodes in Pigeon Pea And Maize-Pigeon Pea Agro-Ecosystems
(UoEm, 2023-08)Kenya relies heavily on pigeon pea (Cajanus cajan L.) and maize (Zea mays L.) as essential food crops, widely grown by small-holder farmers for food, feed, and income. These crops face significant production challenges due ... -
Genetic Diversity of Alternaria solani and Phytophthora infestans isolates and their Management using crude Extracts and Essential Oils of Selected Plants in Kenya
(University of Embu, 2021-07)Kenya is rated 6 in Africa with an annual overall production of 397,007 tons of tomato fruit. Tomato production in Kenya is constrained by many biotic and abiotic factors and among them, diseases such as early and late ... -
A Hybrid Of Capsule and Dense Neural Networks with backward Regression model for Coffee leaf disease identification
(UoEm, 2023-04)Diseases that affect coffee have serious repercussions for policymakers, seed industries, farmers, and consumers. Over the years, farmers have had to travel long distances searching for pathologists to check their coffee ... -
Incidence and Extent of Substance Abuse among Secondary School Students in Nairobi Province, Kenya: Implications for Specialized Intervention
(Kenyatta University, 2010-10)Substance abuse has become a major challenge in secondary schools in Kenya. A study carried out in Kenya observed that 20% of adolescents aged between 12 and 22 years smoke cigarettes, 9% smoke bhang while 23% drink ... -
Influence of Macro Environment on the Performance of Business Process Outsourcing Companies in Kenya
(University of Embu, 2021-09)Business Process Outsourcing is one of the six priority sectors in the economic pillar of the Kenya Vision 2030. The vision envisages that the country becomes the top business process outsourcing destination in Africa. ... -
Influence of Macro Environment on the Performance of Business Process Outsourcing Companies in Kenya
(University of Embu, 2021-09)Business Process Outsourcing is one of the six priority sectors in the economic pillar of the Kenya Vision 2030. The vision envisages that the country becomes the top business process outsourcing destination in Africa. ... -
Internal Control System and Fraud Prevention in Banking Sector in Kenya
(University of Embu, 2020-11)The main objective of the study was to determine the effect of the internal control system on fraud prevention in the Banking Sector in Kenya. Studies have been carried out by different researchers some focused-on fraud ... -
Mapping and managing the spread of Prosopis Juliflora in Garissa County, Kenya
(Kenyatta University, 2011-06)More than three decades after the introduction of prosopis species in the drylands of Kenya there is now increasing concern about the negative impacts of the plant on the livelihoods of dryland communities and on the ... -
Microbial Diversity of Lake Elmenteita, Kenya
(Jomo Kenyatta University of Agriculture and Technology, 2009)The major goal of microbial ecology is to understand microbial diversity in natural habitats their interaction with one another and with their habitat. The soda lakes are highly productive environments and the soda lakes ... -
Modeling and Optimizing Culture Conditions of Milk Kefir Grains Using Response Surface Methodology
(Moi University, 2019-03)This study provides the application of response surface methodology in modeling and optimizing culture conditions of milk kefir grains for nutrition and health. The operational conditions considered during the growth of ...