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Now showing items 11-20 of 46
Determination of manganese, iron, copper, zinc, cadmium and lead in fish species, and sediments from Mombasa town and the Winam Gulf of Lake Victoria
(University of Nairobi, 1985)
Manganese, iron, copper, zinc, cadmium and lead were determined on 218 fish and 20 sediment samples collected from selected sites in Winam Gulf of Lake Victoria and Mombasa Old Town on the Indian Ocean (Kenya) were analysed ...
Skin irritant diterpene orthoesters of the daphnane type from Peddiea africana and P. Volkensii
(Elsevier, 1985)
From roots of Peddiea volkensii (Thymelaeaceae) the irritant factors V1 and V2 and from roots of P. africana the irritant factor A1 were isolated. Their structures are the 9,13,14-ortho-(2,4,6-decatrienoates) of ...
Effects of avermectin B1 and fenvalerate on the survival, reproduction, and egg viability of the twospotted spider mite tetranychus urticae koch (Acari: Tetranychidae)
(University of Nairobi, 1985)
The effects of avermectin B1 (AVMB1) and fenvalerate on the survival, reproduction, and egg viability of the twospotted spider mite, Tetranychus urticae Koch, was assessed in laboratory tests at 16°, 24°, and 34°C. AVMB1 ...
Decomposition of grasses in Nairobi National Park Kenya
(University of Nairobi, 1985)
The litter-bag technique was used to estimate decomposition rates of standing-dead grass and grass litter in Nairobi National Park. Decomposition was extremely slow. After almost 2 years standing-dead and litter had lost ...
Geochemical studies of the geothermal area east of the Jombo Hill intrusion, Coast Province, Kenya: 1. Hot water reservoir temperatures
(University of Nairobi, 1985)
The hot springs east of Jombo Hill intrusion occur at four different places over an area measuring 9 km x 2 km. They consist of slightly alkaline waters of pH 7.5-8.5, with surface discharge temperatures averaging 59oC - ...
Mean motion field in East Africa at the level of the East African low level jet core
(University of Nairobi, 1985)
The mean flow over East Africa at the 1.5 km level during May through September is presented. All available daily wind vectors from 1952–1973 for 22 pilot balloon stations were used.
The southeast-southwest monsoon ...
The canopy structure and microclimate of papyrus (Cyperus papyrus) swamps
(University of Nairobi, 1985-07)