Faculty of Agriculture & Veterinary Medicine (FAg / FVM): Recent submissions
Now showing items 1161-1180 of 5480
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Partial protection of rats against Trypanosoma congolense by passive transfer of IgM
(University of Nairobi, 1982-11)IgM produced during the declining phase of the first peak of parasitaemia in rats infected with an isolate of Trypanosoma congolense was isolated on a Sephadex G 200 column equilibrated against 0.05 M Tris HCl in 0.15 M ... -
Studies of the biology and behaviour of Phlebotomus martini (Diptera:Phlebotomidae) from Kibauni, in Machakos District, Kenya
(University of Nairobi, 1981-12)Phlebotomus martini, a sandfly belonging to the Synphlebotomus group, is the main vector of the fatal disease kala-azar in Kenya. The breeding sites of this species have so far remained a mystery, and immature stages have ... -
Epidemiological, investigations of visceral leishmaniasis in the West Pokot District, Kenya
(University of Nairobi, 1984-12)Studies of the epidemiology of visceral leishmaniasis in the West Pokot focus have revealed that Sergentomyia bedfordi, S. antennatus and S. schwetzi are the most abundant sandfly species. The latter have been shown to ... -
Types of biological and nutritional degradations in ferralsol, lithosol and nitosol groups in Ghana, Kenya and Malawi.
(University of Nairobi, 2013) -
Investigation of animal reservoirs of visceral leishmaniasis and the isolation of Leishmania major in Marigat, Baringo District, Kenya
(University of Nairobi, 1983-09)Animals were trapped in Marigat, Baringo District to investigate animal reservoirs of visceral leishmaniasis in an endemic focus of the disease. Several species of rodents, carnivores and reptiles were captured. Specimens ... -
Collaborative Efforts Towards Understanding The Biological Structures And Functions Of Selected Soil Groups In Rural Ghana, Malawi And Kenya.
(University of Nairobi, 2012)Degrading health of sub-Saharan African soils is a major impediment to the Millennium Development Goal and the strategy of poverty reduction for Africa through the Comprehensive Africa Agricultural Development Program. ... -
Towards precipitation enhancement through cloud seeding in Kenya
(University of Nairobi, 2014)The study investigated potential of enhancing precipitation through cloud seeding during October-November-December (OND) season. Rainfall, cloud top temperature (CTT), aerosol optical depth (AOD) and wind data were used. ... -
Weed control in Kenya
(University of Nairobi, 1988)The use of herbicides of weed control in Kenya and other tropical countries is relatively new but gaining steady popularity. Full assessment of the importance of herbicides in Kenya in crop production is not readily ... -
Innovative Responses by Industry to Reduce Environmental Pollution and Degradation
(University of Nairobi, 2013) -
The effects of the infestation by red spider mites, Tetranychus sp. (Acarina: Tetranychidae) on the growth and yield components of cotton in Eastern Kenya
(University of Nairobi, 1985-02)Field investigations were conducted at Mwea-Tebere Agricultural Research Station, situated in Central Province of Kenya, to evaluate the effects of the infestation of cotton by red spider mites, Tetranychus sp., on its ... -
Evaluation of some chemicals for efficacy against the red spider mites, Tetranychus sp. (Acarina: Tetranychidae) attacking cotton in Eastern Kenya
(University of Nairobi, 1985-02)An evaluation of 17 chemicals was conducted in the field at Mwea-Tebere Agricultural Research Station to ascertain their efficacy against the red spider mites Tetranychus sp. attacking cotton in Eastern Kenya. The study ... -
The dynamics of land use and la nd cover change in Nakasongola d istrict
(University of Nairobi, 2012)Landsat (TM) of 1986 and 1990 and Landsat (ETM+) of 2000 and 2004 for Nakasongola district were obtained and analyzed using the ILWIS 3.6 software using unsupervised classification. An overlay analysis of satellite images ... -
Effects of infestation and transmission of the common bean mosaic virus (CBMV) by the black bean aphid A. fabae on the common bean P. vulgaris.
(University of Nairobi, 1982)Damage caused to vegetative growth and yield of bean (Phaseolus vulgaris) by Aphis fabae combined with bean common mosaic virus was generally significant when aphid infestation occurred during the early and late vegetative ... -
Susceptibility of Dysdercus species Boisduval (Hemiptera: Pyrrhocoridae) to selected synthetic pyrethroids.
(University of Nairobi, 1988)The relative susceptibility of 4 populations of Dysdercus fasciatus and one population each of D. nigrofasciatus, D. cardinalis and D. superstitiosus to topical application of cypermethrin, fenvalerate and permethrin was ... -
A survey of insect pest species associated with sunflower (Helianthus annuus L.) in Kenya.
(University of Nairobi, 1979)The results are presented of a survey of insect pests on sunflower in Kenya in 1974-75. A list is provided of 80 species of Coleoptera, Hemiptera, Lepidoptera, Orthoptera, Diptera and Thysanoptera that were found damaging ... -
Sources of resistance to the common cowpea pod sucking bugs Riptortus dentipes (Fabricius) and Anoplocnemis curvipes (Fabricius) in cowpea Vigna unguiculata (L.) Walp
(University of Nairobi, 1985)The successful preliminary field evaluation in Kenya of 4022 cultivars of Vigna unguiculata from around the world revealed that >99% of them were susceptible to damage caused by the coreids Riptortus dentipes and Anoplocnemis ... -
Search in the available cowpea germplasm for sources of resistance to the common pod-sucking bugs Riptortus dentipes (F.) and Anoplocnemis curvipes (F.).
(University of Nairobi, 1985)In trials at Ibadan, Nigeria, and Kikambala, Kenya, none of the 4180 Vigna unguiculata cultivars screened were highly resistant in the field, although 33 were moderately resistant to both pests, sustaining 20-39% pod damage. ... -
Some aspects of the biology of the black bean aphid Aphis fabae Scopoli reared on the common bean Phaseolus vulgaris L.
(University of Nairobi, 1985-10)Investigations were conducted in the greenhouse to evaluate the biological performance of Aphis fabae Scopoli when bred on two varieties of the common bean, Phaseolus vulgaris L. Mean developmental period of the aphid was ... -
Biocontrol of Fusarium root rot in beans by antagonistic Trichoderma fungi
(University of Nairobi, 2013)Common bean (Phaseolus vulgaris) is one of the most important economic crop which is attacked by serious diseases such as Fusarium root rot. In this study, the efficacy of Trichoderma viride and T. koningii were evaluated ...