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Now showing items 21-30 of 36
Runoff, Soil and Nutrient Losses from Major Agricultural Land-use Practices in the Lake Victoria Basin, Uganda
(LVFO, 2001)
Soil degradation by water erosion is recognized lo be a major agricultural and environmental problem in the Lake Victoria basin. The objective of this study was to quantify runoff, soil and nutrient losses from major ...
Age validation of a tropical cyprinid, Rastrineobola argentea (Pellegrin 1904) by immersin in tetracycline hydrochloride and use phi prime
(LVFO, 2000)
To verify that increments observed in the otoliths of R. argentea were deposited daily, fish
were immersed in tetracycline hydrochloride (TC) of 100 - 600 mg V between 2-24 hours.
TC was found to be incorporated within ...
The patterns and trends of marketing and consumption of the fish of Lake Victoria (Kenya waters)
(LVFO, 1998)
Over 90% of Kenya's fish is produced from Lake Victoria, its principle source of fish for domestic consumption and for export. The three fish species of most economic importance are Lates niloticus, Rastrineobola argentea ...
A Review of Heavy Metal Removal Mechanisms in Wetlands
(LVFO, 1998)
Heavy metals are released into the environment from a wide range of natural and anthropogenic sources. The rate of influx of these heavy metals into the environment exceeds their removal by natural processes. Aquatic ...
The Potential for further proliferation of Water Hyacinth in Lakes Victoria, Kyoga and Kwania and some urgent aspects for research
(LVFO, 1995)
Shore environments of lakes Victoria and Kyoga with potential for the establishment and proliferation of water hyacinth were identified. They are characterised by: (i) shelter from violent off-shore and along-the-shore ...
Preliminary investigation into the haematology of adult protopterus annectens (Owen) in Nigeria. (Short communication)
(LVFO, 2000)
HaematologicaI values other than mean cell haemoglobin concentration, were consistently higher in the male Protopterus annectens(O) than the female. These all showed significant linear correlation with weight at 5% level ...
The Nile perch processing industry in Tanzania: trends, issues and development
(LVFO, 2000)
Under modern conditions of product competition, it is increasingly risky not to
innovate and, at the same time, it is extremely expensive to do. Consumers always
want a stream of new and improved products. Competition ...
Evaluation of external anchor tags for estimation of growth and survival in Tilapia (Oreochromis shiranus chilwae Trewavas)
(LVFO, 1995)
The effects of tagging with Floy FD-68B T-bar anchor tags on estimates of growth in Tilapia (Oreochromis shiranus chilwaei were investigated in a pond and in a field experiment. In the pond experiment, mean length increments ...