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Now showing items 1421-1430 of 1438
Status of e-learning Quality in Kenya: Case of Jomo Kenyatta University of Agriculture and Technology Postgraduate Students
(University of Nairobi, 2018-02)
There is a substantial increase in the use of learning management systems (LMSs) to support e-learning in higher education institutions, particularly in developing countries. This has been done with some measures of success ...
Partial least square structural equation modelling’use in information systems: an updated guideline in exploratory settings.
(University of Nairobi, 2018)
The purpose of many studies in the field of Information Systems (IS) research is to analyse
causal relationship between variables. Structural Equation Modelling (SEM) is a statistical
technique ...
Factors affecting asynchronous e-learning quality in developing countries university settings
(University of Nairobi, 2018-04)
Despite the potential of Learning Management System (LMS) supported asynchronous e-learning to improve asynchronous e-learning system quality by enhancing learning effectiveness and academic achievement of HEIs , several ...
E-waste Management in Kenya: Challenges and Opportunities
(University of Nairobi, 2015)
The production and use of Electrical and Electronic Equipment (EEE) continues to grow in both developing and developed countries therefore increasing the amount of Waste Electrical and Electronic Equipment (WEEE) at its ...
Disappearing medicinal plants in Mt. Kenya forests , Kenya: a case study of East African green heart ( Warburgia ugandensis sprague)
(2013)
Natural disturbances and human activities are significantly affecting indigenous trees species in forests.
Warburgia ugandensis is a plant highly valued for its medicinal properties, timber and fuel among other uses.
Many ...
Process optimization for production of biodiesel from croton oil using two-stage process
(University of Nairobi, 2014)
Croton oil was extracted from dry seeds by a mechanical pressing machine then filtered to remove
solid impurities. Biodiesel was prepared from the oil through a two-stage process in a biodiesel reactor. The
optimum ...
The biology and control of the greater wax moth, galleria mellonella
(UoN, 2017)
The greater wax moth, Galleria mellonella Linnaeus, is a ubiquitous pest of the honeybee, Apis mellifera Linnaeus, and Apis cerana Fabricius. The greater wax moth larvae burrow into the edge of unsealed cells with pollen, ...
The food and beverage occurrence of furfuryl alcohol and myrcene—two emerging potential human carcinogens?
(University of Nairobi, 2017)
For decades, compounds present in foods and beverages have been implicated in the etiology of human cancers. The World Health Organization (WHO) International Agency for Research on Cancer (IARC) continues to classify such ...
A robust liquid chromatographic method for confirmation of drug stability of azithromycin in bulk samples, tablets and suspensions
(University of Nairobi, 2017)
A simple, isocratic and robust RP-HPLC method for the analysis of azithromycin was developed, validated and applied for the analysis of bulk samples, tablets and suspensions. The optimum chromatographic conditions for ...