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Assessment of human exposures to natural sources of radiation in Kenya
(1999)
Exposures of human beings to the natural background radiation in Kenya are
assessed using measured activity concentrations of natural radionuc1ides and
dose conversion factors; The sampling locations for geological ...
Distribution Of 14c_DDT on Model Ecosystem Simulating Tropical Marine Environment
(1999)
The distribution of the insecticide l , l, l-trichloro-2,2'-( 4-chlorophenyl)ethane (p,p'-DDT)
was monitored in a model aquarium simulating a tropical marine ecosystem comprising oysters,
seawater and sediments. The water ...
Microcomputer-based analysis of aeromagnetic maps for structural mapping
(1999)
Aeromagnetic data at a scale of 1:50 000, derived from an area of
about 600km2 located within the greenstone belt of western Kenya,
are analysed using 2D,3D-Euler deconvolution and Fourier spectral
techniques. Programs ...
Measurement of some air pollutants in selected Areas of Nairobi and its environs, and in other Selected industrial sites
(1999)
A six-month field study was conducted in which air samples of known
volume were scrubbed through specific trapping solutions at selected sites in
Nairobi (Chiromo, Industrial Area and Kasarani), Nderi shopping centre, ...
Semiochemical basis of feeding preferences on waterbuck kobus defassa, buffalo syncerus caffer and ox, by some glossina morsitans group of Tsetse
(1999)
This study was carried out based on the speculation that gradation of hosts as
sources of blood meal by tsetse flies is due to the absence and/or presence of specific
semiochemicals. The study was carried out to establish ...
The Distribution Of Organochlorine Pesticide Residues In The Marine Environment Along The Coastal Region Of Kenya
(University Of Nairobi, 1999)
Samples of seaweed, water, sediment and nine species of fish were collected from
Kenya's coastal sites at Kilifi, Malindi, Sabaki River, Tana River and Lamu Bay between
May 1998 and January 1999. The samples were examined ...
Biochemical, immunological identification, characterization and localization of protective antigens, derived from the midgut of the tick amblyomma variegatum
(1999)
Tick infestation is a major problem in livestock industry. Ticks are vectors of parasites that
cause devastating, often fatal diseases in livestock. In addition to diseases they transmit, ticks cause
severe damage due ...
Recent advances in avocado oil extraction biotechnology.
(University of Nairobi, 1999)
The effect of manganese, nickel, copper, cobalt and zinc ions on the leaching of DDT in selected Kenyan soils.
(1999)
The extent or leaching of 14C-p,p'-DDT dO\\I1a soil column under laboratory conditions
meta Ions n , CL2I+ , C0-'1,- N-12+ ancI Zn+- on this Ieaching process were
studied using different types of soils. Silty clay soil ...