Browsing School of Biological and Physical Sciences by Issue Date
Now showing items 1-20 of 108
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Thermal Conductivity of Rubber Composites as A Function of Filler Concentration and Type
(Kenyatta University, 1988)Thermal conductivities of EPDM (ethylene propylene diene monomer) rubber loaded with one of the following fillers: carbon black type N339, a reinforcing filler, kaolin, a non-reinforcing filler, and ground charcoal have ... -
Assessment of competition for water between Cassia siamea lam. And zea mays l. Using Various parameters, in alley cropping under semi- arid conditions in Machakos District,Kenya
(University of Nairobi, 1991)A study was carried out in Machakos district, Kenya, to investigate the competition for soil moisture in an alley cropping agroforestry system. The effects on soil moisture and crop yields of Agroforestry (AF) and ... -
Growth Responses of Spiderplant (Cleome gynandra L.) to Salinity
(Maseno university, 2001)Seeds of spiderplant (Cleome gynandra L.) were sown in soil-filled 20-litre plastic pots. The study was conducted to investigate the effect of salinity (NaCl) on the growth, development and adaptation of C. gynandra. The ... -
An Investigation on Whether or not our Universe is Friedmannian on Large Scales
(Maseno University, 2002)According to the cosmological model that has been widely accepted for a long time, our universe at large is well described by a Friedmann model in which the universe has been expanding from a short time after a very hot, ... -
Naturally acquired immunity to Plasmodium Falciparum Antigens in Children less than four Years of age in a Malaria Holoendemic Region of Western Kenya
(Maseno University, 2003)The mechanism of age-dependent acquisition of immunity to P. Jalciparum in malaria endemic areas is less clear. Understanding how immunity is acquired with age in humans requires a rational design and development of ... -
Population Structure of Anopheles Arabiensis Breeding in transient and , Permanent in land Habitats at two Sites in Western Kenya
(Maseno University, 2003)Malaria is one of the main diseases that cause great morbidity and mortality in: sub-Saharan Africa region. The prevalence and incidence of malaria in this region is determined mostly by the mosquito vector species. ... -
Plasmodium falciparum Population Structure in Children with Malaria in Kisumu- Western Kenya
(Maseno university, 2011)Plasmodium Jalciparum population structure in malaria endemic areas is characterized by extensive genotype diversity, and wide spectrum of clinical presentation; from mild, uncomplicated malaria to severe malaria and ... -
Anthropogenic Point Sources and Levels of Nutrients to Winam Gulf of Lake Victoria, River Kisat and Nyalenda Wigwa Stream in Kisumu City
(Maseno University, 2011)Liquid waste materials discharged at industries and Wastewater Treatment Plants (WWTP) are usually swept off through surface runoff into River Kisat (RK) and Nyalenda Wigwa "-'stream (NWS) and finally into the Winam Gulf ... -
Site and Seasonal Variation of Selected Physicochemical Parameters and Levels of Heavy Metals within the Aquatic Ecosystem in South Nyanza Sugarcane Zone
(Maseno University, 2011)Sugarcane fanning has been the main anthropogenic activity done on a large scale in South Nyanza region of Western Kenya since 1979. Use of high rate 0t nitrogenous fertilizers has been in practice since the establishment ... -
Toxicity and Mortality of Synergized Crude Essential Oil Extracts from Tagetes Minuta (L.) on Periplaneta Americana (Blattidae)
(Maseno University, 2011)Cockroaches are insects that belong to the order Blattodea, suborder Blattaria and family Blattidae. The species that is most common and wide spread in the world is Periplaneta americana(L.). They are increasing in number ... -
Occurrence and Antimicrobial Profiles of Salmonella Sp in Fish (Oreochromis Niloticus) and Selected Fish-Ponds in Western Kenya
(Maseno University, 2011)Salmonella, a gram-negative facultative rod shaped bacterium: '--'in the family Enterebacteriaceae, is found in the intestinal tracts of humans and animals. Salmonella causes salmonellosis, which manifests as two diseases ... -
Effect of Insecticide-Treated Bed Nets (ITNs) On Multiplicity of Plasmodium Falciparum Infections in Children in Asembo Bay Area of Western Kenya
(Maseno University, 2011)Insecticide-treated bed nets (ITNs) have been shown to significantty reduce malaria transmission in sub-Saharan Africa. Individuals living in areas of high malaria transmission generally harbour multiple parasite strains, ... -
Plasmodium Falciparum Reticulocyte Parasitation in Children and adults With Uncomplicated Malaria: Association With Clinical, Parasitological and Haematological Outcomes in Western Kenya
(Maseno University, 2011)Reticulocytosis is an imp~rtant previously unappreciated surrogate marker of recent Plasmodium Jalciparum reticulocyte parasitation. Evidence from studies in murine rand primate models show increased prevalence nf ... -
Temperature Compensation in Ultrasonic Ranging Systems: An Empirical Model
(Maseno University, 2011)'Ultrasonic ranging systems have for many years been used to measure the distance between two points by emitting short bursts of high frequency signals and listening to the echo. It has been used as a means of acoustic ... -
Coordination Chemistry and Liquid-Liquid Extracnon of Zinc(Ii), Cadmium(Ii) and Lead(Ii) Cations With .. (Pyrazol-I-Ylmethyl)Pyridine Ligands
(Maseno University, 2011)Amongstthe countless man-made contaminants that infiltrate our water sources are heavy metals, usually as by-products of industrial processes. Many metals, particularly heavy metals are toxic. Metal contamination (e.g, Hg, ... -
Assessment of the Levels of Micronutrients in Black Tea from Different Regions Of East Africa and Changes In their Levels Due to Agronomic Practices
(Maseno University, 2011)Inadequate supply of micronutrients causes human h~ealth complications and is a worldwide problem now referred to as hidden hunger. Beverages from Camellia sinensis are claimed to be the most widely consumed fluids after ... -
Comparative Annotation and Analysis of Protein-Coding DNA Sequences (CDS) Of Theileria Parva Marikebuni and Theileria Parva Muguga Genomes
(Maseno University, 2011)Theileriaparva Muguga genome was the first to be sequenced and published in this genus of great economic, veterinary and biological importance to livestock industry in East and Central Africa. The aim was to aid in ... -
Assessment of the Floral Diversity along Disturbance Gradient in Kaya Muhaka Forest, Msambweni District
(Maseno University, 2011)Kaya Muhaka Forest in the Kenyan Coast is one of the remianng lowland forest patches belonging to Zanzibar-Inhambane vegetation mosaic of Eastern Africa, which are rich in \ endemic and threatened flora and fauna. Although ... -
Malacological Survey of Schistosomiasis and Fecal Contamination of Public Water Sources Within Informal Settlements of Kisumu City, Kenya
(Maseno university, 2012)Human schistosomiasis and soil-transmitted helminthiases (STHs) remain a major public health problem, responsible for significant morbidity and mortality in developing countries, despite availability of effective, safe ... -
Assessment of Phosphorus Loading into Lake –Victoria through Rivers Nzoia, Yala, Kisat and Nyalenda Waste Water Treatment . Plant in Kenya
(Maseno University, 2012)Lake Victoria is eutrophicated with Myxophyceae (blue green algae blooms), Vassia cuspidate grlif(hippo grass) and Eichhornia crassipers (water hyacinth) being evident. Several problems have been identified that have arisen ...