The Nelson Mandela African Institution of Science and Technology: Recent submissions
Now showing items 1-20 of 776
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A Deterministic Mathematical Model for the Control of Spread of Prosopis Juliflora Plants
(Journal of Mathematics and Informatics, 2020-09-25)Prosopis juliflora plants are the most aggressive invasive species in the world. They spread by animal movement crossing from one place land to another. In this paper a deterministic model to examine the dynamics of ... -
Mathematical Modelling and Analysis of Corruption Dynamics with Control Measures in Tanzania
(Journal of Mathematics and Informatics, 2020-09-11)Corruption is a worldwide problem that affects many countries where by individuals loses their rights, lower community confidence in public authorities, absence of peace and security, misallocation of resources and ... -
Mathematical Approach to Investigate Stress due to Control Measures to Curb COVID-19
(Hindawi, 2022-01-13)COVID-19 is a world pandemic that has affected and continues to affect the social lives of people. Due to its social and economic impact, different countries imposed preventive measures that are aimed at reducing the ... -
Below the Radar: Data, Narratives and the Politics of Irrigation in Sub-Saharan Africa
(Water Alternatives, 2021-06)Emerging narratives call for recognising and engaging constructively with small-scale farmers who have a leading role in shaping the current irrigation dynamics in sub-Saharan Africa. This paper explores whether new ... -
Potential of Mobile-Based Apps Online Platforms in Fast-Tracking Access of Agriculture Information
(Indian Society for Education and Environment, 2021-11-18)Objectives: This paper report the potential of online mobile phone-based platforms in fast-tracking access of agricultural information to farmers, with a case study of Arusha, Tanzania. Method: We used the questionnair ... -
Effect of bat guano and rabbit urine liquid fertilizers on growth physiognomies of Spinacia oleracea under hydroponics
(Current Horticulture, 2021-12-03)This pilot research study assessed the effect of bat guano and rabbit urine as organic nutrient sources for growing Spinacia oleracea (spinach) under a non-circulating hydroponic system. Three treatments; bat guano (5 g/L ... -
Health Risk Assessment of Trace Elements in Soil for People Living and Working in a Mining Area
(Hindawi, 2021-07-02)The present study used soils collected from a small-scale gold mine area to determine the health risks due to trace elements to the at-risk population in the study area. The work involved 74 soil samples from four sampling ... -
A survey of irrigation water and soil quality that likely impacts paddy rice yields in Kilimanjaro, Tanzania
(Springer Nature Switzerland AG., 2021-11-29)In this study, the impacts of irrigation water quality and soil characteristics on paddy rice yields were investigated. Standard spectroscopy and spectrometry methods were used to analyze irrigation water and irrigated ... -
Isotopic and hydrogeochemical characterization of groundwater and surface water from a mine site in Tanzania
(IWA Publishing, 2021-12-04)This study used the hydrochemical properties of water to reveal the causes of water quality degradation. The results showed that most samples located downstream of the mine tailings dam were slightly acidic with pH as low ... -
A Review on Contaminants of Emerging Concern in the Environment: A Focus on Active Chemicals in Sub-Saharan Africa
(MDPI, 2021-12-22): Active chemicals are among the contaminants of emerging concern that are rarely covered in regulatory documents in sub-Saharan Africa. These substances are neither in the list of routinely monitored substances nor in ... -
Characterization of land use influence on soil phosphate bioavailability in Usangu agro-ecosystem-Tanzania
(Elsevier B.V., 2021-12)Phosphorus (P) is an important nutrient required for plant growth. Land use influences concentration and bioavailability of P in agricultural soils. About 198 soil samples (0-30 cm soil depth) were collected from three ... -
Toxic metals in East African agro-ecosystems: Key risks for sustainable food production
(Elsevier B.V., 2021-09-15)The dramatic increase in world population underpins current escalating food demand, which requires increased productivity in the available arable land through agricultural intensification. Agricultural intensification ... -
Integrated Capacitive Deionization and Humidification-Dehumidification System for Brackish Water Desalination
(MDPI, 2021-11-15)A hybrid capacitive deionization and humidification-dehumidification (CDI–HDH) desalination system is theoretically investigated for the desalination of brackish water. The CDI system works with two basic operations: ... -
African Swine Fever Virus (ASFV): Biology, Genomics and Genotypes Circulating in Sub-Saharan Africa
(MDPI, 2021-11-15)African swine fever (ASF) is a highly infectious and fatal haemorrhagic disease of pigs that is caused by a complex DNA virus of the genus Asfivirus and Asfarviridae African suids family. The disease is among the most ... -
Mapping groundwater in ungauged lake basin in Tanzania: A comparison between two topography based methods
(Elsevier Ltd., 2022-02)Groundwater is one of the most critical water resources for Sub Saharan Africa. However, the understanding of the groundwater system in the region is still lacking due to sparse groundwater observations. The influence of ... -
Main complementary food ingredients contributing to aflatoxin exposure to infants and young children in Kongwa, Tanzania
(Elsevier Ltd., 2021-11-23)Complementary foods (CFs) provided to infants and young children (IYC) in sub-Saharan Africa contain ingredients that are susceptible to aflatoxin contamination. Chronic dietary exposure to aflatoxins is associated with ... -
Detection of Username Enumeration Attack on SSH Protocol: Machine Learning Approach
(MDPI, 2021-11-17)Over the last two decades (2000–2020), the Internet has rapidly evolved, resulting in symmetrical and asymmetrical Internet consumption patterns and billions of users worldwide. With the immense rise of the Internet, attacks ... -
Heavy metals risk assessment of water and sediments collected from selected river tributaries of the Mara River in Tanzania
(Springer Nature, 2021-06-25)This study investigated the levels of Pb, Hg, Cr, Cd, and As in water and sediments from the tributaries of the Mara River, Tanzania. Pollution risk of water and sediments was investigated using seven indices and fve ... -
A Secure and Efficient Multi-Factor Authentication Algorithm for Mobile Money Applications
(MDPI, 2021-11-25)With the expansion of smartphone and financial technologies (FinTech), mobile money emerged to improve financial inclusion in many developing nations. The majority of the mobile money schemes used in these nations implement ... -
Impact of invasive alien plants Gutenbergia cordifolia and Tagetes minuta on native taxa in the Ngorongoro crater, Tanzania
(Elsevier, 2021-09)Understanding the ecological impacts of invasive plant species on the native communities and identifying native plant species that co-exist with invasive plants are important for planning the effective control and restoration ...
