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Now showing items 31-40 of 99
Awareness and Prevalence of Mycotoxin Contamination in Selected Nigerian Fermented Foods
(University of Nairobi, 2017)
Fermented food samples (n = 191) including maize gruel (ogi), sorghum gruel (ogi-baba),
melon seed (ogiri), locust bean (iru) and African oil bean seed (ugba) from Southwest Nigeria
were quantified for 23 mycotoxins, ...
Using fuzzy cognitive maps in modelling and representing weather lore for seasonal weather forecasting over east and Southern Africa
(University of Nairobi, 2017)
The creation of scientific weather forecasts is troubled by many technological challenges while their utilization is dismal. Consequently, the majority of small-scale farmers in Africa continue to consult weather lore to ...
Methods for translating ICTs’ survey questionnaire into French and Bambara
(University of Nairobi, 2017)
Researchers have used many instruments to gather data on the use of Information and
Communication Technology to disseminate information on agricultural inputs towards farmers.
These instruments are in English and based ...
A nested multivariate chemometrics based calibration strategy for direct trace biometal analysis in soft tissue utilizing Energy Dispersive X-Ray Fluorescence (EDXRF) and scattering spectrometry.
(University of Nairobi, 2017)
Compton scatter-modulated fluorescence and multivariate chemometric (artificial neural network (ANN) and principal component regression (PCR)) calibration strategy was explored for direct rapid trace biometals (Mn, Fe, Cu, ...
Equilibrium and Kinetic Studies of Cu(Ii) Removal from Aqueous Solutions Using a Kenyan Micaceous Mineral.
(University of Nairobi, 2017)
Copper (II) sorption on a Kenyan micaceous mineral (Mica-K) was studied in the batch mode. The effects
of different experimental parameters such as; initial concentration, contact time, sorbent dose, pH,
particle size, ...
Firefly Algorithm based Power Control in Wireless TV White Space Network
(University of Nairobi, 2017)
Spectrum occupancy assessments done in USA, Spain, Singapore, New Zealand and Germany [1] and UK [2], indicate that a large portion of spectrum assigned to primary users (PUs) is underutilized. Spectrum is considered a ...
A model for evaluating e-learning systems quality in higher education in developing countries.
(University of Nairobi, 2017)
The rapid growth of Information and Communication Technology (ICT) has brought about significant changes in the practice of e-learning globally. In recent years, there has been an increasing adoption of Learning Management ...
Mobile learning: content format and packaging for effective teaching and learning in a learner-centered pedagogy
(University of Nairobi, 2017)
When an instructor is able to identify, develop and apply appropriate digital media content that motivates learners and encourages them to learn, the process of learning is empowered. This study has identified multimedia ...
Characteristics of Aedes aegypti adult mosquitoes in rural and urban areas of western and coastal Kenya.
(University of Nairobi, 2017)
Aedes aegypti is the main vector for yellow fever, dengue, chikungunya and Zika viruses. Recent outbreaks of dengue and chikungunya have been reported in Kenya. Presence and abundance of this vector is associated with the ...
Antimycoplasmal Activities of Compounds from Solanum aculeastrum and Piliostigma thonningii against Strains from the Mycoplasma mycoides Cluster.
(University of Nairobi, 2017-12)
Infections caused by Mycoplasma species belonging to the 'mycoides cluster' negatively affect the agricultural sector through losses in livestock productivity. These Mycoplasma strains are resistant to many conventional ...