Browsing by Title
Now showing items 931-950 of 2198
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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 ... -
Heat and mass transfer investigation of unsteady magnetohydro dynamic nanofluid flow in a porous pipe in the presence of chemical reactions
(Journal of Engineering and Technology Research, 2023-08-30)This article presents a numerical investigation of mass and heat transfer effects on an unsteady Magnetohydrodynamic (MHD) nanofluid flow in a permeable pipe. The influences of the chemical reaction and magnetic flux are ... -
Heavy metals and lambda-cyhalothrin levels in prawns, water and sediments along the Indian Coastline of Tanzania
(International Journal of Biosciences, 2019-04-30)Heavy metals and pesticide residues in prawns, water and sediments, and sources of contamination were determined. Prawns, sediments and water samples were collected from agricultural farms and estuarine, along the coastline ... -
Heavy metals and pesticide residues as quality determinants for sustainable management of prawns along the Indian coastline of Tanzania
(NM-AIST, 2020-05)The presence of heavy metals and pesticide residues in prawns, water and sediments, were determine. Prawns, sediments and water samples were collected along prawns fishing zones in the Indian coastline of Tanzania. Zinc ... -
Heavy Metals Contamination in Agricultural Soil and Rice in Tanzania: A Review
(Science Publishing Group, 2016-02-17)Heavy metals contamination in agricultural soil is a potential environmental threat to the safety of agricultural food crops such as rice which is consumed by majority of Tanzanians. The aim of this review is to put ... -
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 ... -
Herbaceous Forage and Selection Patterns by Ungulates across Varying Herbivore Assemblages in a South African Savanna
(PLOS ONE, 2013-12-16)Herbivores generally have strong structural and compositional effects on vegetation, which in turn determines the plant forage species available. We investigated how selected large mammalian herbivore assemblages use and ... -
Herding strategies under shifting rainfall conditions: implications for rangeland conservation and pastoralist livelihoods
(NM-AIST, 2022-08)Understanding rainfall variability is of great importance in East Africa, where small-scale farmers and pastoralists dominate. Factors such as fire, herbivory and soil conditions also determine the spatial and temporal ... -
Heritability and relationship between drought tolerance traits and yield in groundnuts (arachis hypogaea l.) under different watering regimes
(Asian J Agri Biol,, 2016)Improvement of groundnuts for drought tolerance could increase production in drought prone areas.This study aimed at determining the heritability estimates and relationship of HI and SCMR with yield and yield components ... -
Heuristic Evaluation and Usability Testing of G-MoMo Applications
(IADITI, 2022-07)Financial technology (FinTech) has swiftly revolutionized mobile money as one of the ways of accessing financial services in developing countries. Numerous mobile money applications were developed to access mobile ... -
High energy density materials based on fluorinated bridged trinitromethyl azo triazole derivatives: a quantum chemical study of thermodynamic and energetic properties
(Springer Nature Switzerland AG., 2020-10-19)High energy density materials (HEDM) have gained extensive attention due to their energetic properties and safety issues. Nitro and fluoro groups, among others, have become viable substituents on the triazole framework ... -
High energy density materials based on fluorinated bridged trinitromethyl azo triazole derivatives: a quantum chemical study of thermodynamic and energetic properties
(NM-AIST, 2021-03)High energy density materials (HEDM) have gained extensive attention due to their energetic properties and safety issues. Nitro and fluoro groups, among others, have become viable substituents in the HEDM triazole framework ... -
High-frequency dynamics of pH, dissolved oxygen, and temperature in the coastal ecosystems of the Tanga- Pemba Seascape: implications for upwelling-enhanced ocean acidification and deoxygenation
(Frontiers, 2024-01-08)Ocean acidification, deoxygenation, and warming are three interconnected global change challenges caused by increased anthropogenic carbon emissions. These issues present substantial threats to marine organisms, ecosystems, ... -
Highly porous biomass-based capacitive deionization electrodes for water defluoridation
(Springer Nature Switzerland AG., 2019-12-09)The high concentration of fluoride (F−) in water sources is the main challenge in major fluoride belts. Though capacitive deionization (CDI) with porous carbon electrodes is the promising alternative in removing charged ... -
Highly sensitive biosensor based on a microstructured photonic crystal fibre for alcohol sensing
(Elseiver, 2023-04-15)A microstructure alcohol biosensor has been proposed to operate in the wavelength range of 0.8 to 2.0 μm for the sensing of propanol, butanol, and pentanol, unveiling impressive results of relative sensitivity and ... -
HIV/AIDS information and changing sexual behaviour among undergraduate students in Tanzania
(Emerald Group Publishing Limited, 2012)Purpose – This paper aims to investigate the level of HIV/AIDS information among undergraduate students at two university colleges in Tanzania, and its role in changing risky sexual behaviour. Design/methodology/approach ... -
Honeybees’ foraging patterns and their relation to honey antimicrobial activity
(NM-AIST, 2023-06)Honeybees’ existence is highly influenced by the availability of their preferred foraging plants. This study assessed honeybees’ foraging patterns and their relationship to honey antimicrobial activity in Same ... -
Household food insecurity and gender inequity is associated with high prevalence of maternal depression amongst female farmers with young children in rural Tanzania
(The Federation of American Societies for Experimental Biology, 2018-10-03)There is growing recognition of the importance of maternal mental health for the well-being of both mothers and children. In addition to being of importance to public health concern on its own right, maternal depression ... -
Household vegetable processing practices influencing occurrence of pesticide residues in ready‐to‐eat vegetables
(John Wiley & Sons, 2019-11-19)Influence of vegetable processing on pesticide residues in ready‐to‐eat vegetables studied at the experimental level does not necessarily reflect actual situation at household level. This study assessed influence of household ... -
How can we realise the full potential of animal health systems for delivering development and health outcomes?
(Europe PMC, 2021-08-21)Animal health services play an essential role in supporting livestock production, with the potential to address the challenges of hunger, poverty, health, social justice and environmental health as part of the path towards ...