Browsing Faculty of Science & Technology (FST) by Title
Now showing items 3057-3076 of 4074
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The photochemistry of benzene at 2537 a
(Facult of Science, University of Nairobi, 1977) -
Photosynthesis And Growth Of Seedlings Of Two Tree Species: Polysciasfulva And Warburgia Ugandensis Under Different Light Regimes.
(University Of Nairobicollege of biological and physical science, 1999)Seedlings of two indigenous tree species, Warburgia ugandensis Spraque subsp. Ugandensis (Canellaceae) and Polyscias fulva (Hiem) Harms (Araliaceae) were grown for five months at four different light regimes. The light ... -
Photosynthesis and related processes of two mangrove species: rhizophora mucronata and ceriops tagal at Gazi Bay, Kenya
(School of Biological Sciences, University of Nairobi, 1995)Measurements were made of the gas exchange properties, water use efficiency and water relations of two mangrove species of the Rhizophoraceae family in the dry and wet seasons of 1992 at Gazi Bay, Kenya. The rates of ... -
The photosynthetic efficiency of phaseolus vulgaris L. under two soil moisture levels.
(University of NairobiSchool of Biological Sciences, University of Nairobi, 1991)Seeds of Phaseolus vulgaris L. cv GLP2 were sown in two plots over two dry seasons; January to March and July to September 1990. A line source sprinkler system was used to supply and control the amount of water received ... -
Photovoltaic (Pv) System Performance Forecasting and Modelling Using Real -time Observation and Weather Data
(University of Nairobi, 2021)Photovoltaic (PV) systems are an indispensable source of renewable energy supply for both commercial and domestic use in many developing countries including Kenya. However, it remains difficult to fully integrate solar ... -
Phylogeny And Antibiotic Activity Of Xenorhabdus Spp. Isolated From Nematode Symbionts In Kenya
(University of Nairobi, 2015)Xenorhabdus is a bacteria genus of the family Enterobacteriaceae. Bacteria of this genus form a mutualistic relationship with Steinernema entomopathogenic nematodes. More so, their antimicrobial production serves as a ... -
Physical characterization of a trypanosoma (nannomonas) congolense metacylic-specific variable surface glycoprotein expression site
(School of Biological Sciences, University of Nairobi, 1993)Trypanosomes are unicellular protozoans that alter their hosts I immune response by antigen variation; a process during which the trypanosome periodically switches the antigen profile of the variable surface glycoprotein ... -
Physical-chemical and bioactivity investigations of anti-diabetic traditional drugs
(Depatment of Chemistry, University of Nairobi, 2009)Water extract of Podocarpus sp (CADE-A), chloroform, methanol and a mixture of water extracts of Rhamnus prinoides, Carissa edulis, and Toddalia asiatica (CADE-B) have been used traditionally by Kenyan communities for the ... -
A physico-chemical and electrochemical study of aqueous barbituric acid and sodium barbital at 25c
(School of Biological Sciences, University of Nairobi, 1988-07)Derivatives of Barbituric Acid like Barbitone, Phenobarbitone, Soneryl, Numbutal and Amytal etc. have long been used as a powerful hypnotic and soporitic medicine for the treatment of epilepsy and other ailments which ... -
Physico-chemical properties and characteristics of palm oil
(School of Biological Sciences, University of Nairobi, 1998)A survey of the literature revealed that most palm oil imports carried the exporter's specifications which created undue disputes that took long periods to settle while the oil remained stored under varying conditions ... -
Physico-electrochemical assessment of pollutants in Ngong river
(Depatment of Chemistry, University of Nairobi, 2007)In this thesis, the quality of water in Nairobi River is assessed for pollutants. Heavy metals assessed include lead, copper, cadmium, zinc, iron, nickel and chromium. Biochemical analyses of the water which entailed ... -
A Physicochemical And Electrochemical Study Of Aqueous Thiaminium Dichloride At 250c
(University of NairobiCollege of Biological and Physical Sciences, 1990)Investigation of density, viscosity, refractive index, conductivity and diffusivity of aqueous Thiaminium dichloride solutions at 250C have been carried out over the concentration range 0 -_1M. The concentration dependence ... -
Physicochemical Characteristics Of Crude And Dehydrated Castor Oil From Local Wild Plants (ricinus Communis) From Five Selected Regions In Kenya
(University of Nairobi, 2013)Castor oil have a unique fatty acid i.e. C 18:1 ; 12-hydroxy-9-cis-octadecenoic acid which has influenced its applications. The oil has myriad uses in the manufacture of medicines, cosmetics, lubricants, paints and recently ... -
Physicochemical Characterization of Honey from Selected Counties in Kenya
(University of Nairobi, 2019)Honey is a natural product with unique flavour and is highly nutritious. It is produced by honeybees and consumed by many. It contains sugars, proteins, water and minerals just to mention a few. There is growing interest ... -
The physicochemical investigation of termiticidal components from the local trees, Juniperus procera and croton megalocarpus
(Depatment of Chemistry, University of Nairobi, 1995)For many years various methods have been employed to control termite and prevent damage by termites on buildings, trees and other plants. Termiticides of various kinds have been used but there has been a general concern ... -
Phytochemical Analyses of Mundulea Sericea, Tephrosia Uniflora (Leguminosae) and, Strebulus Usambarensis (Moracea) for Anti-infective and Cyctotoxic Principles
(University of Nairobi, 2022)Phytochemical analysis of the dichloromethane/methanol (1:1) extracts of Mundulea sericea and Tephrosia uniflora (both Leguminosae) and Strebulus usambarensis (Moraceae) yielded thirtyone compounds. Phytochemical analysis ... -
Phytochemical analysis of five tephrosia species found in Kenya for antimalarial and radical scavenging principles
(University of Nairobi, 2017) -
Phytochemical analysis of Kenyan Medicinal Ypsinaceae plants
(Faculty of Science, University of Nairobi, 1988)There are five members of the Myrsinaceae in Kenya, four of which, Embelia schimperi, Myrsine africana, Rapanea melanphloes and Maesa lanceolata are applied broadly in our traditional medicine and at least one part of ... -
Phytochemical Analysis Of Myrsine Africana Land Maesa Lanceolata Forsk And Structure Activity Relationship Studies Of 2,5-dihydroxyalkylbenzoquinones
(Department of Chemistry, 1994)ABSTRACT Myrsine africana Land Maesa lanceolata Forsk are among the five medicinal Myrsinaceae plants found in Kenya and find a wide application in ethnopharmacology as anthelmintics and as anti-microbials. The plant ...