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Now showing items 21-40 of 764
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Changes in population characteristics and diet of Nile tilapia Oreochromis niloticus (L.) from Nyanza Gulf of Lake Victoria, Kenya: what are the management options?
(Tylor&Francis, 2007-11-26)Length frequency data collected from 1998 to 2001 from commercial landings was used to estimate asymptotic length (L∞), growth coefficient (K), mortality (Z, F, M), growth performance index (φ ) and exploitation rate ... -
Nutritional status and morbidity among HIV/AIDS-affected children aged 6-9 years in Suba district, Kenya
(WFLPublisher, 2008)The HIV/AIDS pandemic continues to claim lives and render many children orphans. More than 3 million people died from AIDS including half a million children. In Sub-Saharan Africa, it is estimated that 12 million children ... -
Variations in the mosquito larvicidal activities of toxins from Bacillus thuringiensis ssp. israelensis
(2008)Comparing activities of purified toxins from Bacillus thuringiensis ssp. israelensis against larvae of seven mosquito species (vectors of tropical diseases) that belong to three genera, gleaned from the literature, disclosed ... -
Effect of Harvesting on Temporal Papyrus (cyperus papyrus L.) Population among Swamps of Winam Gulf in Lake Victoria Basin, Kenya
(2008-07-29)Experiments were set to determine the effect of monthly and seasonal harvesting on temporal papyrus population density. Mean initial culm count was 21.6±2.26/m2. Initial culm counts varied across sites, but spatial ... -
Response of Males of Maruca vitrata Fabricius(Lepidoptera: Pyralidae) to Synthetic Lures in Mauritius
(University of Mauritius research journal, 2009)Maruca vitrata Fabricius (Lepidoptera: Pyralidae) is a key pest of bean in Mauritius. Their larvae feed within flowers and pods and are thus well protected from insecticidal sprays. To achieve effective control, ... -
Bantu and Nilotic Children’s Singing Games: a Comparative Study of their Value Communication
(2009)This study is based on the premise that Luo and Luhya children’s singing games are creative works that subtly reflect the aesthetics of the two communities. The aim is to critically examine how the performance of the singing ... -
an inquiry on the paradoxes of the of the impact of presentation skills
(Proceedings of the ICE, 2009)The paper looks at the aims of higher education in the twenty first century and the kind of graduate that can fit in the fast changing and unpredictable global arena, where what worked in the years past is fast losing ... -
Interactive effects of packaging and storage temperatures on the shelf-life of okra
(ARPN Journal of Agricultural and Biological Science, 2009-05)A study aimed at evaluating the potential benefits of pre-packaging and storage temperature in extending the shelf life of okra was conducted at Egerton University Horticulture Field and Biotechnology Laboratory. Okra ... -
Effect of organic and inorganic phosphorus sources on maize yields in an acid soil in western Kenya
(Research Gate, 2009-06-20)Maize production in western Kenya is commonly limited by P deficiencies and aluminum phytotoxicity. Due to high costs of imported fertilizers and lime, focus is now shifting to solutions that utilize local resources. We ... -
Effects of combining organic materials with inorganic phosphorus sources on maize yield and financial benefits in western Kenya
(Cambridge University Press, 2009-10-09) -
Macroinvertebrate-based Index of biotic integrity (M-IBI) for monitoring the Nyando River, Lake Victoria Basin, Kenya
(Academic journal, 2009-12)A macroinvertebrate-based Index of Biotic Integrity (M-IBI) was developed to monitor ecological integrity of the Nyando River and its tributaries. Macroinvertebrates were sampled with a scoop net between September and ... -
Effects of cowpea leaf harvesting initiation time on yields and profitability of a dual purpose sole cowpea and cowpea maize intercrop
(2010)Harvesting of cowpea leaves for use as leaf vegetable has gained prominence in many parts of Africa and Asia. Little is known on effects of leaf harvesting on leaf and grain yields and profitability of cowpea-based ... -
Soybean (glycine max) complementation and the zinc status of HIV and aids affected children in suba district, Kenya
(Ajfand online, 2010-03)The HIV and AIDS pandemic continues to ravage families and communities throughout the world particularly Sub-Saharan Africa. The scourge is associated with malnutrition specifically underweight, stunting and wasting among ... -
Testing of inferencing behaviour in a second language
(Routledge, Taylor and Francis group, 2010-03-26)The term ‘inferencing’ has been used in many texts and teaching books to mean a process or a discrete skill in reading and implies the process of gap-filling. Other texts call this ‘pragmatic inferencing’, meaning the ... -
Testing of Inferencing Behavior in a Second Language
(International Journal of Bilingual Education and Bilingualism, 2010-03-26)The term ‘inferencing’ has been used in many texts and teaching books to mean a process or a discrete skill in reading and implies the process of gap-filling. Other texts call this ‘pragmatic inferencing’, meaning the ... -
October, 2010 Working Paper number 72 Ojijo Odhiambo United Nations Development Programme, Namibia John E. Odada Department of Economics, University of Namibia. Addressing the plight of poor households by zero-rating value added tax on basic commodities in Namibia
(International Policy Centre for Inclusive Growth (IPC - IG), 2010-10)Difficult economic times began for Namibia in 2008 as real economic growth suddenly dropped to 4.3 per cent from the 5.5 per cent recorded in 2007. There were also wide fluctuations in ... -
Antibacterial activity of Moringa oleifera and Moringa stenopetala methanol and n-hexane seed extracts on bacteria implicated in water borne diseases
(African Journal of Microbiology Research, 2010-11)The anti-bacterial activity of methanol and n-hexane extracts of Moringa oleifera and Moringa stenopetala seeds was conducted on 3 bacterial species (Salmonella typhii, Vibrio cholerae and Escherichia coli) which normally ... -
Harvesting surface rainwater – purification using Moringa oleifera seed extracts and aluminum sulfate
(Journal of Agricultural Extension and Rural Development, 2011)Ground water harvesting is a method of collecting surface runoff from a catchment’s area and storing it in surface reservoirs. The water harvested is usually contaminated and turbid. Methods used to purify water include ...