Browsing PhD Theses and Dissertations [LiSBE] by Title
Now showing items 8-27 of 84
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Assessing intensification options of common bean cultivation to improve food security on smallholder farms in the Northern Highlands of Tanzania
(NM-AIST, 2021-07)Complementarities of common bean (Phaseolus vulgaris L.) with non-legume food crops and their significances to the agricultural systems are underexploited. Based on the description of this study, eight options were ... -
Assessing the potentials of agricultural ecosystem pollination services to improve bean yield in smallholder farming systems
(2020-04)Pollination services by insects contribute to production in 75% of food crop species. When promoted through agro-ecological intensification (AEI), pollination can narrow yield gaps in smallholder farming systems. The ... -
Assessment of pastoralists’ vulnerability to trypanosomiasis and effects of climate on tsetse and trypanosomes distribution in Tanzania’s Maasai steppe
(NM-AIST, 2017-12)For decades, pastoralists have had their adaptation strategies that enable them to thrive in harsh environments. However, changing climate and land management regimes, coupled with under-investments in pastoral areas, ... -
Assessment of the status of African Baobab populations and fatty acids composition of its crude oil in semi arid areas of Tanzania
(NM-AIST, 2021-07)Baobab (Adansonia digitata L.) is a deciduous non-timber tree species that is facing severe threats from both anthropogenic and climatic pressures across its range states. Additionally, baobab seed oil has been used ... -
Biochemical and agro-morphological characterization of wild, under-exploited vigna species and their utilization
(NM-AIST, 2020-05)According to the Food and Agriculture Organization (FAO) of the United Nations recent report, the immense challenge of achieving the Zero Hunger target by 2030 is still persistent. Therefore, the search for alternative ... -
Biology, predatory activity and peoples’perceptions towards apefly (spalgis spp.) in Tanzania
(2020-05)In June 2017, farmers in central and northern Tanzania reported the occurrence of what they called an unusual insect with a human-like facial appearance that they referred to as “Kidudu-mtu.” The reports prompted the ... -
Biomonitoring of pesticides exposure and the fate of pesticides use among smallholder vegetable producers in Tanzania
(NM-AIST, 2020-08)This study assessed drivers of increased and changing patterns of pesticide use, levels of Acetylcholinesterase (AChE) inhibition, associated health effects and co-exposure risks of pesticide residues and bacterial ... -
Characterization and management of bacterial wiltcausing pathogen(s) of tomato in Tanzania
(NM-AIST, 2020-04)Bacterial wilt disease (BWD), caused by Ralstonia solanacearum (Smith) is one of the most destructive tomato diseases globally. A research was carried out from 2017 to 2019 to assess the incidence and severity of tomato ... -
Characterization and simulation of nested groundwater flow systems in basins with contrasting climate and geology
(NM-AIST, 2022-12)The pattern, organization and hierarchy of nested groundwater flow systems, albeit complex, their understanding is very crucial for informed groundwater resources development and management. This study sought to characterize ... -
Characterization of aeromonads and development of vaccine candidate from aeromonas hydrophila isolated from tilapia fish farms in Tanzania
(NM-AIST, 2020-06)Tanzania produces less than half of the country annual demand in fish. Therefore, there is an urgent need to produce more fish, particularly through fish farming. However, aeromonads infections cause major lose in ... -
Characterization of mutations in drug resistant tuberculosis and diagnostic challenges in referral health facilities, Tanzania
(NM-AIST, 2019-03)Tuberculosis remains one of the world’s deadliest infectious diseases in resource-limited settings, including Tanzania. Diagnostic challenges and minimal information on resistant tuberculosis complicate building effective ... -
Characterization of rhizobacteria and their formulation into biofertilizers for potato (solanum tuberosum l.) growth promotion in Tanzania
(NM-AIST, 2021-07)Rhizobacteria and their plant growth-promoting (PGP activities have widely been investigated as biofertilizers for many crops but rarely for the potato (Solanum tuberosum L.). In the present study, potato-grown soils ... -
Characterizing market potential and developing business model for processed lake Victoria sardine products
(NM-AIST, 2020-01)The study aimed at developing an inclusive business model to improve the marketing efficiency of Lake Victoria processed sardine products. The stakeholder theory was used to characterize actors’ roles while structure, ... -
Colorectal cancer epidemiology in Tanzania: patterns in relation to dietary and lifestyle factors
(NM-AIST, 2019-01)Chronic non-communicable diseases are increasingly captured as contributing to morbidity and mortality in low and middle income countries. This study has designed to investigate the epidemiology of colorectal cancer and ... -
Comparative assessment of greenhouse gas fluxes and crop yields from various land use systems in Wakiso District, central Uganda
(NM-AIST, 2021-07)Land use systems, mainly, crop farming is among the leading sources of greenhouse gas emissions into the atmosphere, driving climate variability and global warming. This study aimed to compare greenhouse gas fluxes and ... -
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 ...