University of Nairobi Institutional Repository: Recent submissions
Now showing items 10741-10760 of 116514
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Mojor inorganic nutrients in soil from small scale tea farms and water and sediments from Sulal river, Bureti sub-county, Kericho county, Kenya.
(University of Nairobi, 2021)In a bid to increase tea yields, small scale tea growers do annual application of a blend of inorganic fertilizer containing nitrogen, phosphorous and potassium (NPK 26:5:5). The application is normally done on the onset ... -
Assessment of drinking water quality for residents of Kuria west in Migori county.
(University of Nairobi, 2021)The quality of drinking water is determined by measuring its physico-chemical, chemical, heavy metals and bacteriological characteristics. Quality drinking water is one which none of the above parameters can result to any ... -
Characterization of chemical bath deposited nickel-doped cadmium sulphide thin films for solar cell applications.
(University of Nairobi, 2021)CdS films have received a lot of attention attributed to their high transparency, high absorption coefficient, high electron affinity, and outstanding photoconductive property. So far, the best performance of thin film ... -
Influence of digital communication platforms on uptake of financial services and dairy production technologies in Uasin Gishu, Kenya.
(University of Nairobi, 2021)Dairy farming in Kenya was introduced in mid-1950’s during the colonial era. Today the sector accounts for 14% of the Agricultural Gross Domestic Product and is dominated by smallholders who are characterized by subsistence ... -
Phenotypic and molecular characterization of pathotypes, and antimicrobial resistance profiles of escherichia coli from food, water and livestock in selected informal settlements in Nairobi.
(University of Nairobi, 2021)Escherichia coli (E.coli) are globally recognised as important causes of diarrhoeagenic infections as well as other extra-intestinal infections in both animals and man. In developing countries, E.coli is the most important ... -
Occurrence of subclinical mastitis and effectiveness of dry cow therapy in smallholder dairy farms in Kiambu county, Kenya.
(University of Nairobi, 2021)Bovine mastitis is a very important production disease in cattle dairy herds in Kenya. The objectives of this thesis were to determine: 1) the types of bacterial infections in dairy cows using the California Mastitis Test ... -
Assessment of heavy metals and radioactivity of the soil around titanium mining in Kinondo area, Kwale county.
(University of Nairobi, 2021)Mining is the process which involves extraction of minerals and geological materials from the earth. This activity may have a detrimental effect on the environment hence impact health of animals and human. The concentrations ... -
Mitochondrial DNA variation of eastern African lion (panthera leo melanochaita) populations in Kenya.
(University of Nairobi, 2021)The Eastern African lion population forms a major part of the wildlife ecosystem with key contributions in the economy of the country through ecotourism, employment, cultural values and maintenance of biodiversity. Less ... -
Antibody responses to plasmodium falciparum 3d7 rh5 and eba-175 antigens in an acute and convalescent cohort of children from Junju sub-location in Kilifi, Kenya.
(University of Nairobi, 2020)Repeated exposure to malaria parasites broadens the repertoire of antigens recognized by the host immune system leading to acquisition of immunity to the disease. This immunity is inefficient in the absence of exposure as ... -
Occurrence of passion fruit dieback in Uasin-Gishu county and reaction of passion fruit varieties to inoculation with dieback pathogens.
(University of Nairobi, 2021)Dieback is the most important fungal disease of passion fruits causing over 70% of crop loss. The disease is difficult and complex to manage due to the complexity of symptoms exhibited diversity of causal organisms and the ... -
Development of Optimized Under-Frequency Load-Shedding Scheme With Renewable-Energy Integration.
(University of Nairobi, 2020)Under-frequency load shedding maximizes the performance of a power system at times of severe power imbalance. It involves trading off the total amount of load shed versus required frequency stability level, in order to ... -
Evaluation of the efficiency of Water Supply and Distribution Systems in Kakuma Refugee Camp.
(University of Nairobi, 2021)Kakuma refugee camp was set up in 1992 to host the lost boys of South Sudan who fled war, and initially intended to host 100,000 refuges but over the years, the camp has grown to accommodate 192,167 refugees from over 20 ... -
Induction of secondary metabolites by endophytic fungi inphaseolus vulgaris for liriomyza leafminer and fall armyworm management.
(University of Nairobi, 2021)The Liriomyza leafminer flies (LMF) are invasive pests that attack several horticultural crops one of which is the common bean Phaseolus vulgaris. Endophytic fungi have been shown to deter performance, oviposition and ... -
Energy conservation opportunities at the defence forces memorial hospital.
(University of Nairobi, 2021)A study on energy conservation measures was conducted at the Defence Forces Memorial Hospital (DFMH) to identify opportunities which would cut down on the overall energy cost. This was guided by evaluation of energy cost ... -
Rapid assessment of calcium carbide ripened bananas using machine-learning assisted laser Raman spectroscopy.
(University of Nairobi, 2021)Fruit ripening is usually a natural process in which fruits undergo various chemical and physical changes before they become palatable. New artificial ways of fruit ripening have been developed as a result of recent ... -
Molecular identification and evaluation of genetic diversity of Kenyan Dioscorea species using universal DNA barcodes of rbcL and matK regions.
(University of Nairobi, 2021)Yams (Dioscorea species) are tuber crops that are grown in tropical regions of Africa, the Caribbean, South America, Asia and South Pacific islands. In Kenya, yams are grown in western, coastal and central highland regions ... -
Effect of selected classroom interactions on learner’s academic achievement in chemistry in public secondary schools in Murang’a county, Kenya.
(University of Nairobi, 2021)The purpose of the study was to investigate the effect of selected classroom interactions on learners’ academic achievement in Chemistry in public secondary schools in Murang’a County, Kenya. The specific objectives of the ... -
Adverse birth outcomes associated with drug use in pregnancy at Kenyatta national hospital.
(University of Nairobi, 2021)Background: Drug prescribing and use during pregnancy is common and essential for either treating a pre-existing condition or a condition that develops during pregnancy. Use of various drugs during pregnancy cause possible ... -
Effect of intercropping sorghum with cowpea and nitrogen application on growth and yield of sorghum (sorghum bicolor (l.) moench).
(University of Nairobi, 2021)Intercropping is an important sustainable cropping system in which two or more crops are grown in the same piece of land. Despite the development of high yield varieties, sorghum yields have remained low due to low soil ... -
Survey and assessment of acaricide residue levels in home cattle sprays, soil and water from Ewaso river, Kajiado county, Kenya.
(University of Nairobi, 2021)Tick borne diseases are a major global concern for livestock productivity. These ectoparasites control involve use of acaricides from which have reported tick treatment failures, increased environmental contamination and ...
