Browsing PhD Theses and Dissertations [LiSBE] by Title
Now showing items 21-40 of 73
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Comparative assessment of soil phosphate status, water eutrophication, and potentially toxic metal accumulation in Usagu agro-ecosystem
(NM-AIST, 2022-08)The present study assessed (i) soil fertility, phosphate status, sorption capacity and saturation, (ii) accumulation and distribution of potentially toxic elements (PTEs) in soils and plants, and (iii) soil and surface ... -
Complementary feeding practices and the risk of exposure to aflatoxins among infants and young children in Kongwa, Tanzania
(NM-AIST, 2022-08)Aflatoxins (AFs) are secondary fungal metabolites that commonly contaminate foods like nuts and cereals and pose major public health concerns like impaired child growth, immune system suppression, liver cancer and death. ... -
A computational study on the role of solvents and conformational fluctuation of macromolecules towards drug design
(NM-AIST, 2020-04)Heat shock protein 90 (Hsp90) represents an important chemotherapeutic target in the treatment of various ailments including cancer and neurodegenerative diseases. The protein is responsible for controlling and regulating ... -
Constraints to utilization of the African nightshades and the effects of lactic acid fermentation on its nutritional and sensory qualities
(NM-AIST, 2023-08)African nightshades (ANS, Solanum nigrum complex) are among the most widely distributed and consumed indigenous vegetables in Tanzania. Several challenges hamper the utilization of ANS. This study sought to assess ... -
Cyanotoxins occurrence in drinking waters and risk of exposure to human in Ukerewe district Mwanza, Tanzania
(2020-04)There is global concern regarding the increase of cyanobacteria and cyanotoxins in freshwater and their potential effects on human health. This study was conducted to determine the occurrence of cyanotoxins and assessed ... -
Design of burner and study of combustion characteristics of pyrolysis oil from biomass
(NM-AIST, 2017-12)Conversion of biomass to fuel provides a positive contribution for fossil fuel replacements. In addressing challenges associated with the combustion of pyrolysis oil (bio-oil), this research aimed at developing a burner ... -
Designing and development of multiplex rapid diagnostic test platforms for health-related point-of-care applications in the developing world
(NM-AIST, 2019-04)Accurate and timely diagnosis is usually an important step towards appropriate disease management. In resource-limited settings, healthcare workers lack proper facilities to perform vital tests, and the diagnosis of disease ... -
Detection and genetic characterization of sylvatic and outbreak African swine fever virus isolates in selected zones of Tanzania
(NM-AIST, 2022-07)This thesis is about African swine fever (ASF), a severe disease of domestic pigs that is notifiable according to OIE. Virus strains circulating in Tanzania have been changing from time to time making surveillance ... -
Developing a context specific climate smart aquaculture framework for improving food security in Tanzania
(NM-AIST, 2021-07)Aquaculture has great potential to improve global food and nutrition security. However, due to the effect of climate changes and poor fish farming practices in some countries, it favors the accumulation of chemicals ... -
Development of bio-pesticide for management of spodoptera frugiperda (j. e. smith) and other lepidoptera pests of maize in Tanzania
(NM-AIST, 2020-03)This study was conducted to evaluate the infestation levels and develop management option for a Lepidoptera namely fall armyworm (Spodoptera frugiperda J. E. Smith). The survey was carried out in three regions of northern ... -
Distribution, characterization and propagation methods for conservation and utilization of oyster nuts telfairia pedata in Tanzania
(NM-AIST, 2023-04)Oyster nut (Telfairia pedata) is a native East African climber, growing naturally or planted in association with tall trees Tanzania (including Zanzibar island), Kenya and Uganda. Plot less sampling method within different ... -
The distribution, control techniques and impact of Parthenium hysterophorus on flower visitors and soil chemical properties in Meru district, Tanzania
(2020-08)In Tanzania, the invasive plant Parthenium hysterophorus threatens natural and semi–natural environments. Little is known about how this species affects plant–pollinator interactions and soil–chemical properties. Roadside ... -
Ecological effects of selected invasive plants and their nature based management approaches
(NM-AIST, 2017-12)Biological invasions are one of the major threats to most ecosystems as they often suppress native plant species. This suppressive effect is usually costly and irreversible hence calling for effective management strategies ... -
Ecology of bulinid snail intermediate hosts and transmission of schistosoma haematobium among school aged children in Shinyanga district, Tanzania
(2020-02)This study investigated transmission of Schistosoma haematobium through longitudinal parasitological, malacological and human water contact surveys. Urine samples collected from school children were examined for S. ... -
Effects of livestock browsing and illegal harvesting on natural regeneration and ecology of balanites aegyptiaca in dinder biosphere reserve, Sudan
(NM-AIST, 2021-11)Livestock browsing, and illegal harvesting often influence natural woodlands, rangelands, and biosphere reserves. However, the resulting tree species diversity, composition, and population structure have rarely been ... -
Effects of tobacco nicotine on maize yield and soil bacteria in Tabora western Tanzania
(NM-AIST, 2020-05)Tobacco (Nicotiana tabacum L.) is globally known to be a primary source of nicotine worldwide. This study was conducted to determine the effects of nicotine on the rhizosphere and subsequent maize crop yield. Pot experiments ... -
Efficacy of a reduced dose of multiple micronutrient powder supplementation among children aged 6-59 months in Arusha district, Tanzania
(NM-AIST, 2019-03)Iron deficiency anaemia is the most prevalent nutritional problem affecting children underfive years old in the developing countries. The deficiency is a result of inadequate intake and insufficient absorption of iron-rich ... -
Enhancement of plant extracts use for pest control and growth promotion of common bean (Phaseolus vulgaris)
(NM-AIST, 2020-05)For smallholder farmers, suitable plants for pest management and as foliar feed are obtained with ease, and when successfully exploited, could contribute to local income generation through commercialization. However, ... -
Enhancing on-farm fodder availability and utilization for sustainable dairy production in the smallholder farming systems of western usambara highlands, Tanzania
(NM-AIST, 2020-04)Dairy cattle farmers in Tanzania experience a huge decline in milk production due to insufficient feed supply to their animals particularly during the dry seasons. This poses a great challenge to sustainability of ... -
Epidemiology and impact of foot-and-mouth disease in districts located along the Uganda and Tanzania border
(2020-03)The Uganda-Tanzania border area lies within the main risk areas for foot-and-mouth disease (FMD) circulation. With the introduction of the progressive control pathway for FMD in eastern Africa, reliable information on ...
