School of Agriculture, Natural Resources and Environmental Studies: Recent submissions
Now showing items 81-100 of 141
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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, 2011)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 ... -
The status of pesticide usage in East Africa
(Research Gate, 1994)The assumption proposed by Gallo in 1984 that the cause of AIDS is infection with HIV was founded on the correlation between detection of antibodies to this virus and the onset of AIDS. This view became generally accepted, ... -
Improving Seed Potato Leaf Area Index, Stomatal Conductance and Chlorophyll Accumulation Efficiency through Irrigation Water, Nitrogen and Phosphorus Nutrient Management
(Journal of Agricultural Studies, 2016)A study was conducted in a Rainshelter (RTrial) at Horticultural Research and Teaching Farm, Egerton University to determine the effect of integration of irrigation water, nitrogen (N) and phosphorus (P) application on ... -
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, ... -
Shifts in the food of Nile tilapia, Oreochromis niloticus (L.) in Lake Victoria, Kenya
(African Journal of Ecology, 2004)Studies of the food of introduced Nile tilapia, Oreochromis niloticus (L.) with respect to size, habitat and season were conducted between November 1998 and October 2000 in Kenyan waters of Lake Victoria. Stomach contents ... -
Soil organic carbon content under different land uses in the mt. elgon ecosystem, Kenya
(Research gate, 2011-10)This study compared total soil organic carbon in soils from a mature primary undisturbed 30- year old forest with that from 5-year old secondary forest plantation and 20-year old coffee plantation in Cheptais forest of ... -
Some aspects of the biology and life-history strategies of Oreochromis variabilis (Boulenger 1906) in the Lake Victoria Basin
(Blackwell Publishing Asia Pty Ltd, 2012)Oreochromis variabilis (Boulenger), a fish species endemic to Lake Victoria, was abundant, forming an important component of the indigenous fisheries stocks before and up to the late-1950s. Catches declined drastically ... -
The Impact of Human Activities on Epibenthic Bivalve Communities
(1997-10)A total of 17 bivalve species belonging to 13 families were collected and identified in Malindi and Mombasa Marine National Parks; and Kanamai from Oct.'97 to Mar.'98. Bivalve fauna showed low densities (2/m2), and low ... -
Use of macro invertebrate assemblage to assess the ecological integrity of Nyando Wetlands, Kenya
(academic journal, 2013-07)This study aimed to investigate changes in macroinvertebrate assemblage within Nyando wetlands and developed an index of biotic integrity for monitoring human disturbances. Triplicate macroinvertebrate samples were ... -
Community Based Approach to the Management of Nyando Wetland, Lake Victoria Basin, Kenya
(Mcpowl Media Ltd, 2012-12)Tropical wetlands are known to be very productive, providing water and primary productivity upon which large numbers of plants and animal species depend for survival. In the Lake Victoria Basin (LVB), wetlands are part and ... -
Effect of Light and Temperature through Poly Film Covers on Anthocyanin Content in Rose Cut Flowers
(International Journal of Plant & Soil Science, 2017-11-22)Quality is the most important attribute in rose cut flowers for both export and domestic market. Quality in cut flowers may be defined by many attributes however, among the most important is colour. A group of pigments ... -
Response of Sorghum (Sorghum bicolor (L.) Munch) and Chemical Characteristics of Soil to Organic and Inorganic Fertilizers on Kenyan Lower Midlands Acid Soil
(International Journal of Plant & Soil Science, 2019-05-17)Soil acidity, low level of nitrogen (N), phosphorus (P) and soil organic matter are major constraints to sorghum production in Kenya. We investigated the effect of farmyard manure (FYM) and combined application of inorganic ... -
Institutional pluralism, access and use of wetland resources in the Nyando Papyrus Wetland, Kenya
(Academic journal, 2015-03)Wetlands support livelihoods of communities living around them as in the Nyando Papyrus Wetland in Kenya. The Nyando Papyrus Wetlands provide multiple resources hence there are multiple uses and users who often overlap ... -
Impact of agro-industrial activities on the water quality of River Nyando, Lake Victoria Basin, Kenya
(2002)The impact of agro-industrial activities on the water quality within River Nyando, Lake Victoria Basin was studied at different hierarchical levels between August 1997 and June 1999. Triplicate water samples were collected ... -
Effective Dose of Crude Ethanol and Aqueous Extracts of Phytolacca Dodecandra (L’ Herit) on Anopheles Gambiae (Diptera: Culicidae) Larvae
(bio, 2015-01)Objective: malaria vector control is either by adult or larvae management. This study reports on the effective dose of crude ethanol and aqueous extracts of leaf and mature green fruits of Endod; Phytolacca dodecandra (L’ ... -
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 ... -
Ecosystem services and drivers of change in Nyando floodplain wetland, Kenya
(African Journal of Environmental Science and Technology, 2013-05-12)Papyrus wetlands in East Africa play a vital role in supporting livelihoods of people living around them. Although, subject to natural fluctuations and threats by anthropogenic activities, little is known about historical ... -
Aquaculture Strategy For Restoration of Threatened Lake Victoria Fishes
(The East African Community, 2006)The endemic Oreochromis variabilis and L. victorianus are among Lake Victoria’s most threatened fish species whose population sizes are on the decline. This study, carried out between August 2000 and April 2001, aimed ... -
Use of soil streptomycetes from Maseno (Kenya) to inhibit growth of Pyricularia grisea invitro cultures
(IOSR Journal of Agriculture and Veterinary Science (IOSR-JAVS), 2013)The most serious biotic constraint to finger millet worldwide is blast caused by the fungus Pyricularia grisea. Its management has been very challenging. However not a formidable control solution has been offered and ... -
Pre- and post harvest factors affecting sorghum production ( S orghum b icolor L. Moench) among smallholder farming communities
(International Journal of Agronomy and Agricultural Research (IJAAR), 2014)A farm survey was conducted on Sorghum (Sorghum bicolor L. Moench) as a staple cereal crop adapted in arid and semi – arid lands. The objective was to determine pre - and post - harvest factors affecting sorghum production. ...