Browsing Faculty of Science & Technology (FST) by Title
Now showing items 3546-3565 of 4095
-
Some comparative effects of plant extracts from meliaceae family on the feeding activity, development and reproduction in locusta stomoxys, glossina, and aedes
(University of NairobiFaculty of Science. University of Nairobi, 1982)The extracts from four locally obtained plant, species of the family Meliaceae have been shown to have significant antifeedant activities against Locusta, Stomoxys, Glossina, and Aedes species. Melia azedarach, M. ... -
Some discharge characteristics of rivers Rwamuthambi and Ragati subcatchments of the upper Tana catchment in Kenya
(Faculty of Science, University of Nairobi, 1993)The purpose of this study was an evaluation of hydrological aspects within the rivers Rwamuthambi and Ragati sub-catchments, relating to certain discharge and suspended sediment load characteristics. This was with respect ... -
Some ecological aspects and conservation of Duikers in Arabuko-Sokoke forest - Kenya
(Department of Zoology, University of Nairobi, 2003)This study was carried out in Arabuko-Sokoke Forest Reserve, in Kilifi and Malindi Districts of Coast Province, about 110km North of Mombasa Town. The study aimed to establish the population sizes and densities of duiker ... -
Some Ecological Factors Influencing The Distribution And Abundance Of Patas Monkeys (Erythrocebus Patas) In Laikipia, Baringo, Uasin Gishu And Trans Nzoia Districts In Kenya.
(University of Nairobi, 2002)A four-month survey of patas monkey (Erythrocebus patas) populations, carried out in Baringo, Uasin Gishu, Trans Nzoia and Laikipia districts of Kenya revealed that they have reduced in numbers drastically from the year ... -
Some ecological studies of De brazza's monkey (Lercopithecus Neglectus) and its habitat prior to translocation
(Department of Zoology, University of Nairobi, 2000)The ecology of De Brazza's monkey (Cercopithecus neglectus) and its habitat, prior to translocation, was studied at Sinyerere Farm forest patch in the environs of the Cherangani Hills, and in Buyangu National Forest ... -
Some Effects Of Water Deficit On Rainfed Landraces Of Rice (Oryza Sativa L.) Indigenous To Kenya
(University of NairobiCollege of Biological and Physical Sciences, 1989)Landraces of rice (Oryza sativa L.) have been selected by farmers over a long period of cultivation in regions of Kenya which are subject to drought. The response of some of these varieties to water deficit has been ... -
Some environmental effects of small dams on vegetation dynamics; an assessment of Maomokeani reservoir in Kitui west, Kenya
(Faculty of Science, University of Nairobi, 2005)Data from transects on the shores and drawdown area of a small reservoir in Kitui, Kenya with a strongly fluctuating water level was used to illuminate a spatial and short-term temporal variation in the vegetation across ... -
Some examples and problems in Markov chains
(Department of Mathematics, Kenyatta University, 1985) -
Some factors affecting the sporogony of theileria parva in the salivary glands of its tick vector, rhipicephalus appendiculatus
(School of Biological Sciences, University of Nairobi, 1988)An investigation into several aspects of Theileria parva sporogony in unfed Rhipicephalus apoendiculatus ticks was carried out in the laboratory and in the field. In the first experiment an attempt was made to heat-stimmulate ... -
Some Factors That Influence The Ecology Of Acacia Xenihophloee Benth. (fever Tree) In Lake Nakuru National Park, Kenya
(University of Nairobi, 2006)Lake Nakuru National Park is situated in Kenya's Great Rift Valley and occupies about 42 km2 at the lowest point in a wider catchment basin of approximately 1800 km'. Acacia xanthophloea (Fever tree) woodland dominates ... -
Some Further Fractions Of Arylacetic Acids And Related Compounds With Sodium Hypochlorite
(Department of Chemistry, 1980)In the leactiol1 of arylacetic acids with alkaline sodium hyp och Lorit e it has been shown t.hat the nature of the products depends Oil the substit.uents on the ring. Hhen electron atlac- ling groups arc present. the ... -
Some hydrobiological observations at the mouths of two affluent rivers of Lake Victoria, with Special emphasis on synodontis (pisces: mochokidae)
(University of NairobiFaculty of Science, 1981)1. This study deals with some aspects of the general biology and ecology of Synodontis (Pisces: Mochokidae) found in Lake Victoria. The material used were sampled at the mouths of two important inflows of the lake: the ... -
Some new synthetic reactions involving sodium hypochlorite
(1977)It was found that under acidic conditions malonic acid reacts with sodium hypochlorite to give various halogeni compounds in small yield. -
Sorption and detection of phenolic compounds by rice husk ash from Mwea,Kenya
(Depatment of Chemistry, University of Nairobi, 2001)In this study, the potential of rice husk ash (RHA) to (i) adsorb phenol, resorcinol and 2-chlorophenol and (ii) be used in the detection of pyrogallol and pyrocatechol dissolved in aqueous solutions have been investigated ... -
SOURCE OF UNALIGN.ED ChIP-Seq READS
(University of NairobiCenter for Biotechnology and Bioinformatics, University of Nairobi, 2009)Chromatin Immunoprecipitation with sequencing (ChIP-Seq) is an indispensable tool in understanding the dynamics and evolution of regulatory circuitry of prokaryotes and eukaryotes by mapping genomewide transcription ... -
Sources Of Dissolved Inorganic Nutrient Fluxes In The Gazi Bay And Implications For Coastal Ecosystems
(University of NairobiFaculty of Science, 1997)Nutrient fluxes of dissolved NI-I/, N02-, N03-, P043- and Si(OH)4 in the water column and nearshore sediments were measured in situ in the Mangrove, Seagrass and Coral reef biotopes of the Gazi Bay. The measurements were ... -
The Space-time characteristics of minimum and maximum temperature values over the tropical Eastern Africa region
(University of Nairobi, 1994)This study examined the space-time characteristics of minimum and maximum temperature values over the Tropical Eastern Africa region in order to delineate any significant changes in the traditional space-time temperature ... -
Space-time characteristics of streamflow in Kenya
(Department of Meteorology Faculty of Science University of Nairobi, 1998)The major objective of this study was to determine the homogeneous hydrological divisions through space-time analysis of stream flow and to develop the best forecasting and flood prediction regional model. The homogeneous ... -
Space-time characteristics of the itcz over equatorial eastern Africa during anomalous rainfall years
(Department of Meteorology Faculty of Science University of Nairobi, 1996)Many socio-economic activities over the Equatorial Eastern Africa (EEA) region are rain-dependent. Occurrences of rainfall anomalies have therefore been associated with losses of life, property and many other socio-economic ...