Faculty of Science & Technology (FST): Recent submissions
Now showing items 3061-3080 of 4213
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The biology of the African fish eagle with special reference to breeding in Queen Elizabeth National Park, Uganda
(School of Biological Sciences, University of Nairobi, 1983)This thesis presents the findings of a 3-year field study of the African Fish Eagle Haliaeetus vocifer Daudin 1858 in Queen Elizabeth National Park, Uganda. The primary objective of this study was to investigate the ... -
Tri-trophic interactions between parasitoids,Lepidopteran stem borers and BT maize
(School of Biological Sciences, 2009)One of the major constraints to maize production in East Africa is attack by lepidopteran stem borers, including Chilo partellus and Sesamia calamistis. Stem borer control by conventional methods has had variable success. ... -
Preliminary analysis of food quality and feeding habits of spotted hyena (crocuta crocuta erx.) in relation to the seasonal migrations of herbivores in Masai Mara national reserve in Kenya.
(Department of Zoology, University of Nairobi, 1990) -
The introduction of lovebirds (Agapornis) to lake Naivasha, Kenya, and their effect on the lake's agriculture and indigenous avifauna
(School of Biological Sciences, University of Nairobi, 1987)Fieldwork was conducted between August 1985 and June 1986 in the forest surrounding Lake Naivasha. The number of lovebirds was estimated by both the fixed-width line-transect and mark-recapture methods. There was good ... -
Studies on the community structure,population dynamics and production of the limnetic zooplankton in a tropical lake,lake naivasha, Kenya
(School of Biological Sciences, University of Nairobi, 1983)The first quantitative study of the limnetic zooplankton community of Lake Naivasha, Kenya, was undertaken from July 1978 to July 1980. Using a 105 um mesh net, vertical haul zooplankton samples were taken from 3 ... -
Characterization of Casein Kinase II of trypanosoma (nannomonas) Congolense
(School of Biological Sciences, University of Nairobi, 1993)Casein kinase II from Trypanosoma congolense has been partially purified by chromatography on DEAE-cellulose and heparin-agarose and this subunit exhibits protein kinase activity with casein as the substrate. The enzyme ... -
Habitat utilization by birds, hippopotamus (hippopotamus amphibious) and livestock in lake Ol'bolossat, Kenya.
(School of Biological Sciences, University of Nairobi, 2003)The field study was conducted between April and November 1999. The study established the habitat use and activity budget for Red knobbed coots (Fulicata cristata), Egyptian geese (Alopochen aegyptica), Yellow-billed ... -
Evaluation of bovine dendritic cells in the induction of cytotoxic T lymphocyte responses to Theileria Parva
(School of Biological Sciences, University of Nairobi, 2003)Recent demonstration of an ability of human and murine dendritic cells (DC) to acquire exogenous antigens, present them as peptide complexes with MHC class I molecules and induce antigen specific CD8+ cytotoxic T lymphocyte ... -
The ecology of ciliated protozoa in an alkaline-saline lake, lake Nakuru, Kenya
(The Faculty of Graduate Studies of The University of Guelph, 1995)Abundance, biomass and production of planktonic ciliates in Lake Nakuru were estimated between June, 1993 to January, 1994. Lake Nakuru had high abundances of a cyanobacterium (Spirulina platensisy, flagellates, algae ... -
The role of antibody in experimental trypanosoma congolense infection in rats
(School of Biological, Sciences University of Nairobi, 1978)The immunological control of African trypanosomiasis is currently one of the problems occupying the minds of many scientists. Earlier studies have shown that during infections with African trypanosomes serum IgM levels ... -
An assessment of nutrient fluxes and zooplankton dynamics in two marine tidal creeks: Mtwapa and Shirazi, along the Kenyan coast
(Department of Zoology, University of Nairobi, 2004)Two creeks along the Kenyan coast, Mtwapa and Shirazi were investigated in a bid to establish the ecological status as a result of various human impacts on the marine waters. Nutrient distribution patterns in the two ... -
Ecological study of herpetofauna in the Arabuko-Sokoke and Gede coastal forests of Kenya
(School of Biological Sciences, University of Nairobi, 1993)The herpetofauna of the two coastal forests (Arabuko- Sokoke and Gede) of Kenya, were sampled using three methods namely: Quadrat, Time constraint and Opportunistic methods. During the study, 2,201 individuals were ... -
A study of the ecdysone content of some selected East African plants
(School of Biological, Sciences University of Nairobi, 1974)Ecdysone is a steroid hormone involved in the induction of moulting and metamorphosis in Arthropods. The initial discovery of the two zooecdysones , and B- ecdysones,was followed in 1966 by the discovery of these and ... -
Persistence of DDT in soils and on cotton leaves, at Mwea Tebere, Kenya
(School of Biological Sciences, University of Nairobi, 1982-05)Plots in 3 replicates at Mwea Tebere Cotton Research Station, on which cotton had been planted 1n October 1980 were treated with technical DDT at various application rates and at different times of the year. The soil ... -
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 ethnobotanical and phytochemical study of the herbal remedies of Migori district, Kenya
(Department of Botany, University of Nairobi, 1999-08)Aspects of ethnobotany , ethnosystematics and ethnomedicine of the Luo , an agropastoral community ofMigori district, Kenya are recorded based on a one year field and laboratory research. The area covered was 2506 sq. ... -
Methods for fluoride analysis in plants, foods and soil using fluoride ion selective electrode
(School of Biological and Physical Sciences, University of Nairobi, 1989)In the recent past there has been an increasing interest in the determination of the fluoride content in foods. The fluoride analysis has been carried out using mainly the fluoride ion selective electrode. This interest ... -
The normal titre range of widal and brucella agglutination tests in a cross section of the human population in Nairobi and Naivasha
(Department of Botany, University of Nairobi, 1994)A survey of the literature revealed that among infectious diseases, typhoid fever and brucellosis are widespread in Kenya; the Widal's and Brucella agglutination tests are still widely used in the diagnosis of these ... -
The photochemistry of benzene at 2537 a
(Facult of Science, University of Nairobi, 1977) -
Estimation of concentration of carbon monoxide hydrocarbons and oxides of nitrogen from motor vehicles in Nairobi
(Department of Meteorology, University of Nairobi, 1992)Highway traffic is one of the major source of air pollutants and account for a considerable fraction of the air pollutants discharged into the atmosphere in urban areas Among {he principal transportation related poilu/ants ...
