Faculty of Science & Technology (FST): Recent submissions
Now showing items 3441-3460 of 4213
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Vegetation changes in Tsavo National Park (East) , Kenya
(University of NairobiFaculty of Science. University of Nairobi, 1982)The work examines medium- term ( ten-year period ) vegetation changes during 1971 - 1981 in Tsavo National Park ( East), Kenya, with reference to the role of elephants and fire regimes. It includes a detailed evaluation ... -
Genetic variation in wild Kenya population of the Mediterranean fly, Ceratitis Capitata Wied
(University of NairobiDepartment of botany, 1989)Over the period November 1987, June 1998, a survey of the Mediterranean fruit fly (medifly), Ceratitis capitata occurrence was conducted. Samples of ripe coffee were collected from 8 districts. In 7 districts, the fly ... -
Studies on the resting behaviour, parous and sporozoite rates of anopheline mosquitoes in the Mwea-Tebere irrigation scheme
(University of NairobiFaculty of Science. University of Nairobi, 1988) -
Thermal conductivity of refractory brick materials
(University of NairobiFaculty of Science. University of Nairobi, 1989)Thermal conductivities of refractory bricks made from the materials; fireclay, kaolin, siaya clay and Kisii soap stone have been measured. The thermal conductivities of the bricks in dry air at atmospheric pressure ... -
Chemical screening of some Kenyan polygonum species
(University of NairobiFaculty of Science. University of Nairobi, 1987)Eleven species of the genus polygonum (family: Polygonaceae) are found in Kenya. They appear in the "key to species" in,the following order: P.baldschuriacum Regel, P.convolvulus L, P.nepalense Meisn, P.capitatum Han, ... -
Taxonomic and ecological study of the orchid flora of Ngong hills
(University of NairobiFaculty of Science. University of Nairobi, 1987)The Orchidaceae is one of the largest and most diverse families of the flowering plants, including 20,000 to 25,000 species distributed allover the world. The work presented here is the study of the taxonomy and ecology ... -
Phytoplankton productivity in Lake Naivasha
(University of NairobiFaculty of Science. University of Nairobi, 1991)Lake Naivasha being an endorheic basin, within an intensive agricultural region requires continuous assessment of basic factors controlling phytoplankton productivity, because agricultural activities can contribute to ... -
Studies on the performance of selected cowpea cultivars for resistance to some homopteran foliar pests
(University of NairobiFaculty of Science. University of Nairobi, 1978) -
Groundwater occurrence in the Isenya area, Kenya
(University of NairobiFaculty of Science. University of Nairobi, 1989)This thesis describes the results of a resistivity study performed in the period September, 1987 - September, 1988 in the Isenya area, some 56 Krn south. of Nairobi, Kenya. The main objective of the study was to delineate ... -
Mobile phones usage in rural Kenya for business a survey study in Machakos district
(School of Computing and Informatics, 2010)ICT has been cited as a factor for increased business income among the rural poor. As such it is expected that mobile would increase growth in income levels among the rural poor. In the course of the past ten years mobile ... -
Characteristics of Kenyan rice husk ash and its applications
(Department of Chemistry, 1992)The chemical composition of rice husk ash (RHA) from Mwea and Ahero was determined using various analytical techniques: atomic absorption spectrometry (AAS), X-ray fluorescence (XRF) , X-ray diffraction (XRD), colori ... -
Electrochemical and physicochemical study of pyridoxine hydrochloride (vitamin B6)
(University of NairobiFaculty of Science. University of Nairobi, 1991) -
Control of farley fly delia, flavibasis stein (diptera: Anthomyiidae) with resistant varieties and insecticides
(University of NairobiDepartment of Zoology, 1982)Control of barley fly Dolia fla7ibasis Stein (Diptera: Anthomyiidae) with resistant varieties and insecticides. Field experiment awere carried out to determine the effects of infestation of D. flavibasis on growth and ... -
Instant GPS based motor vehicle accident detection and reporting solution
(School of Computing and Informatics, 2012)Motor vehicle accidents are frequent incidents with disastrous results. The methods used to detect and report the accidents are slow and cumbersome, leading to avoidable losses and casualties. Accurate, reliable and ... -
The ecology and pest status of some grani vorous birds in eastern Machakos district, Kenya
(University of NairobiFaculty of Science. University of Nairobi, 1982)Birds of the family Columbidae (Doves) and the family Ploceidae (Weaver-birds and Sparrows) are known to destroy cereal crops in many parts of Kenya. About KSH. 30 million worth of grain are lost to birds annually in ... -
Composition, abundance and distribution patterns of zooplankton in a tropical reservoir, Nairobi dam, Kenya
(University of NairobiDepartment of Zoology, University of Nairobi, 1992)The seasonal composition and abundance of zooplankton in Nairobi Reservoir, a small suburban water body, 1990 were investigated from October 1989 to September to establish taxonomic composition, abundance and seasonality ... -
Heavy metal analysis of sewage sludge by x-ray Fluorescence technique and the environmental Implications
(University of NairobiFaculty of Science, 1984)The use of sewage sludge as a manure has for a long time been considered as the most economical method for its disposal. However, while serving as a good source of plant nutrients, application of sludge on agricultural ... -
The effects of beta-ecdysone and ponasterone a on the soft tick ornithodoros porcinus porcinus walton,1962
(University of NairobiFaculty of Science, 1979)The lack of basic information in the field of tick endocrinology led to this investigation on the effects of an insect moulting hormone, beta-ecdysone, and a phytoecdysone, ponasterone A, on adult and nymphal O. p. ... -
Investigating into the effect of ph on the availability of trace elements in soil
(University of NairobiFaculty of Science. University of Nairobi, 1990)The hydrogen ion concentration (pH) changes in soil can be very important in determining the yield of plants. Linear relationships have been found between the soil- and the plant-avai lable trace elements. Induced ... -
Electronic Land Registry for Kenya
(School of Computing and Informatics, 2010)Land in most Kenyan societies is the most important of the natural resources, representing the foundation of much of the country's economic activity. For most individual Kenyans, the purchase of a parcel of land represents ...
