Browsing Faculty of Science & Technology (FST) by Title
Now showing items 261-280 of 4076
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Arduino Based Programable Lead Acid Battery Monitoring System For Automobiles
(University of Nairobi, 2018)The most prevalent battery used for cranking the car engine is the lead acid battery. With each engine cranking event, during which time the alternator halts recharging the battery, there is an associated voltage loss in ... -
Arsenite toxicity and tolerance in three microalgae, synechococcus leopoliensis, oscillatoria limnetica and Chlorella pyrenoidosa
(Department of Biology, Queen's University Kingston, Ontario, Canada, 1988-12)The cyanobacteria Oscillatoria limnetica and Synechococcus leopoliensis manifested concentration-dependent growth lags in presence of arsenite above 200pM. There were no detectable growth lags in the Chlorophyte ... -
An Artificial Neural Network Model For Forecasting Inflation In Kenya
(University of Nairobi, 2019)The greatest priority of Monetary Authorities in an economy is price stability. Unstable prices result to inflation whose economic effects are undesirable. Price stability, calls for timely prediction of forecasting of ... -
An Artificial Neural Network Model for Predicting Retail Maize Prices in Kenya
(University of Nairobi, 2019)The intention of food price forecasting is to achieve reliability and usefulness for agricultural, non-policymakers, policy makers and agricultural related business. In the current globalization era, food security management ... -
Artificial neural networks in forecasting hyper markets response to consumer behaviour
(2005)Much effort has been devoted to understanding learning and reasoning in artificial intelligence, giving rise to a wide collection of models. For the most part, these models focus on some observed characteristic of human ... -
Artificial regeneration and sustainable yield management of mangrove forests at Gazi bay, Kenya
(School of Biological Sciences, University of Nairobi, 1995)Mangrove forests in Kenya are estimated to cover about 50,000 - 60,000 ha. However non-sustainable utilization, over-exploitation of resources and conversion to other land uses principally for fish pond, salt pans, ... -
Aspects of physiological and behavioural temperature regulation in the rock hyrax,heterohyrax brucei
(University of NairobiCollege of Biological and Physical Sciences, 1970)The physiological capacity for thermoregulation has been examined in the laboratory for two sub-species of Heteronyrax brucei. Together with measurements of microclimatic conditions of the hyrax habitats, the results ... -
Aspects of student’s perception of scientific explanation
(University of NairobiDepartment of Pysical Sciences, 1985)The purpose of the present study was to explore the cognitive steps involved in students' assessment of explanation in Science using structured tests- developed and refined in the light of a two-step linear model of ... -
Aspects Of The Biology Of Cheetahs Acinonyx Jubatus (schreber)
(University of NairobiSchool of Biological Sciences,, 1970)The data used in this thesis are the results of over 1600 hours observation of cheetahs in Nairobi National Park, Kenya. During most, of the study period, the resident population (11 animals) consisted of three completely ... -
Aspects of The Ecology and Biology of Three Gastropods, Nerita Plicata, N. Undata And N. Textilis (prosobranchia, :eritacea) at The Kenya Coast
(University of NairobiSchool of Biological Sciences, 1983)The studies performed at Nyali and Mkomani rocky shores not only show that all the three species, plicata, undata and textilis make neap-spring tidal migrations but also exhibit season-related migrations. Each species ... -
Aspects of the reproductive biology and fishery of the blue marbled parrot fish leptoscarus vaigiensis (quoy and gaimardi, 1824) in Kenya shallow inshore waters
(School of Biological Sciences, University of Nairobi, 1997)The reproductive biology, growth parameters, mortalities and exploitation rate of Leptoscarus vaigiensis were investigated in a shallow inshore lagoon in the south coast of Kenya. The overall male to female sex ratio was ... -
Aspects of the Reproductive Biology and Fishery of the Blue Marbled Parrot Fish Leptoscarus Vaigiensis Quoy and Gaimardi, 1824 in Kenya Shallow Inshore Waters
(University of Nairobi, 1997)The reproductive biology, growth parameters, mortalities and exploitation rate of Leptoscarus vaigiensis were investigated in a shallow inshore lagoon in the south coast of Kenya. The overall male to female sex ratio was ... -
Aspergillus species and Aflatoxin contamination in pre- and post-harvest peanuts in Baringo, Elgeyo-marakwet and Meru counties in Kenya
(2014)Aflatoxin contamination is a major challenge in peanut (Arachis hypogaea L.) production and trade besides posing health challenges to humans and animals. This study monitored the population of Aspergillus spp. and aflatoxin ... -
Assesing predictors of child stunting in the slums of Mombasa, Kenya using logistic regression and discriminant analysis
(School of mathematics, 2011-07)This study aimed at assessing predictors of child stunting using logistic and discriminant analysis for functional dependencies of height - for - ages z - scores in children aged 6 - 59 months drawn from the slums of ... -
Assesing the feasibility of turning abandoned quarries and pits in the Tala-Kangundo area into fish ponds
(Department of Geology, University of Nairobi, 2012)The Tala-Kangundo area is located in Machakos district, central Kenya about 50 km ENE of Nairobi and is bounded by latitudes 1o 10’S and 1o 22’ S and longitudes 37o 10’E and 37o 22’E. Its geology is comprised of volcanic, ... -
Assesment of stone crushing characteristics and development of a stone crusher for small scale entrepreneurs
(Department of mechanical and manufacturing engineering, University of Nairobi, 2012)In Civil Engineering and Construction Industry, crushed stones are known as aggregates and are the basic materials in modern construction work. The current methods for crushing stones to produce aggregates are characterized ... -
Assessing An Alternative Method Of Storing Mosquito Blood Meals For Human DNA Profiling
(University of NairobiSchool of Biological Sciences, 1998)A simple method for storing mosquito blood meal samples which permits extraction and characterization of human DNA after polymerase chain reaction (PCR) amplification of target DNA sequences was tested. Abdomens of ... -
Assessing cloud readiness:a case of Nairobi county government
(University of Nairobi, 2015)Cloud computing is an emerging technology that is being embraced by more and more organizations. It has been viewed as a way to increase the capacity or add capabilities dynamically without investing in new infrastructure, ...