Faculty of Science: Recent submissions
Now showing items 141-160 of 337
-
Assessment of water flow and sedimentation processes in irrigation schemes for decision-support tool development: a case review for the Chókwè irrigation scheme, Mozambique
(Multidisciplinary Digital Publishing Institute, 2019-02-28)Water flow and sedimentation processes have been significantly erratic at the Chókwè Irrigation Scheme (CIS) and have affected its hydraulic performance. Given its expansion there is need to understand these processes ... -
Sanitation challenges in learning institutions: the case of Nakuru municipality, Kenya
(WEDC, Loughborough University, 2009-05-27)Sanitation challenges in learning institutions: the case of Nakuru municipality, Kenya. IN: Shaw, R.J. (ed). Water, sanitation and hygiene - Sustainable development and multisectoral approaches: Proceedings of the 34th ... -
Analysis of spatial and temporal drought variability in a tropical river basin using palmer drought severity index (PDSI)
(Academic Journals, 2017-08-31)Analysis of spatial and temporal drought variability in the upper Tana River basin using Palmer Drought Severity Index (PDSI) was conducted. The drought is critical for formulation of mitigation measures in the river ... -
Analyzing the Mara river basin behaviour through rainfall-runoff modeling
(Scientific Research Publishing, 2017-09-14)Hydrological models are considered as necessary tools for water and environmental resource management. However, modelling poorly gauged watersheds has been a challenge to hydrologists and hydraulic engineers. Research done ... -
Analysis of drought and wet-events using SWSI-based severity-duration-frequency (SDF) curves for the upper Tana river basin, Kenya
(Science Publishing Group, 2018-06-12)Drought and wet-event patterns in the Upper Tana River basin have significantly been changing due to variation of climatic and human-induced factors. This paper presents the analysis of drought and wet-events using ... -
Targeted indoor insecticide and malaria control in the western highlands Kenya.
(Oxford university press, 2011)The residual life of pyrethroid insecticide lambdacyhalothrin (trade name: ICON) on indoor surfaces was evaluated under field conditions in villages in a highland area of Kipsamoite, North Nandi District of Kenya. About ... -
Evaluation of lambda-cyhalothrin persistence on different indoor surfaces in a malaria epidemic-prone area in Kenya.
(Medwell online, 2010)The residual life of pyrethroid insecticide lambdacyhalothrin (trade name: ICON) on indoor surfaces was evaluated under field conditions in villages in a highland area of Kipsamoite, North Nandi District of Kenya. About ... -
Characteristics of rural poultry production in different agro-ecological zones in Kenya
(1998-11-09)A cross-sectional was conducted to establish the characteristics of rural poultry production in Nyandarua, Nakuru and Laikipia districts of Kenya. Sites of diverse agroecological zones (AEZ) in the 3 district were selected, ... -
Efficacy of Tephrosia vogelli and Vernonia amygdalina as anthelmintics against Ascaridia galli in indigenous chicken
(Livestock Research for Rural Development, 2007-01-01)The efficacy of Tephrosia vogelli and Vernonia amygdalina leaf extracts as anthelmintic against Ascaridia galli was determined in-vitro and in-vivo.The extracts whose chemical constituents included rotenoids, sesquiterpene ... -
Traditional herbal preparations for indigenous poultry health management in Western Kenya
(Livestock Research for Rural Development, 2007-01-01)Conventional disease prevention methods are geared towards birds in confinement and not free range in an indigenous poultry production system. However, the existing indigenous technical knowledge inherited from past ... -
Sorption and Availability of Potassium in selected Soils from Kenya: Effects of organic matter and pH on concentration of adsorbed potassium in sugarcane and maize growing zones
(Lambert Academic Publishing, 2013-01-01)Potassium fertilizers have been found to increase yields of food crops in soils of Kenya and the world. The availability of potassium in maize and sugarcane growing soils in Kenya is unknown and this could be causing the ... -
Nutrient reduction in runoff water from sugarcane farms by sedimentation method
(Environmentalist Journal, 2012-09-02)Due to intensive use of agronomic inputs in sugarcane farming, runoff water from these farms is loaded with high concentrations of nutrients. These nutrients find their way into rivers, lakes and sinks, eutrophicating them. ... -
A survey of the applications and use of ethnomedicinal plants and plant products for healthcare from the ukambani region in Eastern Kenya
(IJEPP, 2016-01-01)The Akamba people of Kenya have a long history of ethnobotany, dating back to the pre-colonial era. Building on the Akamba’shistorical businesses involving the trade of various plants and plant products called ‘Miti,’ ... -
Determination of tannin concentrations in african indigenous vegetables, grains and cassava roots from Emuhaya District, western Kenya
(Sciknow Publications Ltd : American Journal of Nutrition and Food Science, 2014-01-01)The studyevaluated tanninconcentrations in four vegetables, three grains and cassava roots as the most common foodstuffs in the diet of local communities from Emuhaya district in western Kenyaand their nutritional health ... -
Characterization and evaluation of repellent effect of essential oil of mangifera indica l. from Kenya
(Journal of Essential Oil Bearing Plants, 2013-03-12)Ethnopharmacologically, the mango has a lot of applications in life in humanhealth and ethnoveterinary medicines since ancient times. The study aimed at characterizing theessential oil of Mangifera indica L. leaves and ... -
Chemical composition of essential oil oftithonia diversifolia(hemsl.) a. gray from the southern slopes of Mount Elgon in western Kenya
(I J E P P, 2016-06-01)Ethnopharmacologically, Tithonia diversifolia has a lot of applications in the history of human life. The current study aimed at characterizing the essential oil from fresh aerial parts of T. diversifolia. The plant materials ... -
On derivation of the probability of occurrence of an epidemic with application to HIV/AIDS spread given tuberculosis co-infections in the presence of treatment
(Science Publishing Group, 2017-08-22)Human Immunodeficiency Virus (HIV) and Mycobacterium Tuberculosis (TB) infections are two major world’s public health problems especially in developing countries. Worldwide, 13% of TB cases are estimated to be co-infected ... -
Hybrid single particle simulation of atmospheric pollutants over Bungoma County in Kenya
(Ethiopian Journal of Environmental Studies and Management (EJESM), 2018-12-20)Microscale dispersion models with different levels of complexity may be used to assess urban air quality and support decision making for pollution control. Mathematical models calculate pollutant concentrations by solving ... -
On generation of measurable covers for measurable sets using multiple integral of functions
(200-09-20)A fundamental notion in many areas of mathematics, including optimization, probability, variational problems, functional analysis and operator theory, is that of an integral functional. By this is meant an expression of ... -
Partition of measurable sets
(American mathematical society, 2019-05-09). The following question was posed by D. Maharam: Can one divide the unit square into two or more measurable sets each of which has a non-null intersection with every product set A XB of positive measure, where A and ...