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Now showing items 11-15 of 15
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 ...
Studies on induced breeding of Clarias gariepinus (Burchell, 1822) in Hapa Pens
(LVFO, 1996)
Induced breeding of Clarias gariepinus was conducted monthly in hapa pens, set up in Otamiri river for nineteen months (June 1993 - December 1994). Results of natural fertilization were unsatisfactory as few eggs ...
Growth, mortality and recruitment of Nile tilapia (Oreochromis niloticus) (L.) (Cichlidae) in Lake Turkana (Kenya): Possible variations as assessed by length frequency analysis.
(LVFO, 1998)
Estimates of growth, mortality and recruitment pattern of Nile tilapia iOreochromis niloticus) from Lake Turkana were obtained from two sets of length frequency distributions: one from HOPAON (1982) obtained in 1974 from ...