Browsing by Title
Now showing items 2039-2058 of 2101
-
Vibrational and Electronic Spectra of Natural Dyes Constituents for Solar Cell Application: DFT and TDDFT Study
(Science Publishing Group, 2015-09-09)Selected constituents of natural dyes, phenol, 1,2-benzoquinone, 1,4-benzoquinone, 1,4-naphthoquinone, and 9,10-anthraquinone have been studied theoretically using the density functional theory and time-dependent density ... -
Vigilance Behaviour of Wild Herbivores when Foraging With or Without Livestock
(Canadian Center of Science and Education, 2019-02-28)In African savannas, and many other rangelands around the world, wildlife presently find themselves interacting with livestock. Many studies have been conducted on vigilance behaviour in response to presence of predators ... -
Vigna Legumes: Exploring Some Biochemical Constituents of the Wild Species for Potential Neo-Domestication Candidates
(Research Square, 2022-09-14)Due to the foresight of food system collapse, the search for alternative food and feed sources for human and animal nutrition becomes a daunting task. In addition, achieving Zero Hunger target by the year 2030 as set by ... -
Virulence pattern of circulating aeromonads isolated from farmed Nile tilapia in Tanzania and novel antibiotic free attenuation of Aeromonas hydrophila strain TZR7-2018
(Elsevier B.V., 2020-07)Aeromonads are gram-negative, rod-shaped, facultative anaerobes bacteria known to cause motile aeromonads septicemia diseases (MAS) in warm freshwater farmed fish. Outbreaks are associated with pathogenicity of aeromonads ... -
Warehouse management system enhancement for a-to-z textiles limited
(NM-AIST, 2021-09)Technology utilization in industry in developing countries is the challenge, often there are crisis of equipment, goods and items destruction or loss in the warehouses. The enhancement of the warehouse management system ... -
Warehouse Management System Enhancement: A Case Study of ATOZ Textiles Limited
(IEEE, 2021-09-15)With technology advancement, the application of technology in conglomerate companies is crucial for company performance.Technology utilization in industry in developing countries is a challenge. Often there is a crisis of ... -
Wastewater Treatment and other Research Initiatives with Vetiver Grass
(University of Dar es Salaam, 2003)This paper described the role of substrate (soil) with respect to the type of macrophytes (plants) planted in the wastewater treatment in Horizontal Subsurface Flow (HSSF) Constructed wetlands (CWs). Wastewater parameters ... -
Wastewater treatment for reuse in urban agriculture; the case of Moshi Municipality, Tanzania
(Pergamon, 2014-01-01)Urban agriculture is practiced by dwellers as an adaptive response to improve their food security, household income, create informal employment and diversify their livelihood through sales of surplus produce or savings. ... -
Wastewater treatment performance efficiency of constructed wetlands in African countries: a review
(IWA Publishing, 2015-01-01)In Africa, different studies have been conducted at different scales to evaluate wastewater treatment efficiency of constructed wetland. This paper aims to review the treatment performance efficiency of constructed wetland ... -
Water allocation and management in an emerging spate irrigation system in Makanya catchment, Tanzania
(Elsevier, 2011-09)Although spate irrigation systems are risk-prone, they can be an important component for livelihood security in semi-arid areas. Spate uses water (flood water), which upstream users often do not require, as rainfall during ... -
Water Boiling Test of carbonized briquettes produced from charcoal fines using African Elemi (Canarium schweinfurthii) resin as an organic binder
(Springer Nature Switzerland AG., 2021-10-10)The study evaluated carbonized briquettes produced from charcoal fines using African Elemi (Canarium schweinfurthii) resin as a binder. Briquette samples (B25, B30, B35, B40) with the ratio of charcoal fines:binder of 3:1, ... -
Water defluoridation by Fe (III)-loaded sisal fibre: Understanding the influence of the preparation pathways on biosorbents’ defluoridation properties
(Elsevier, 2019-01-15)Defluoridation properties of two Fe(III)-loaded plant biomass (Fe(III)-activated sisal fibre (Fe(III)-ASF) and post-alkalized Fe(III)-ASF (PA-Fe(III)-ASF)) distinguished by preparation pathways through exclusion/inclusion ... -
Water defluoridation by Fe(III)-loaded sisal fibre: Understanding the influence of the preparation pathways on biosorbents’ defluoridation properties
(Elsevier, 2019-01-19)Defluoridation properties of two Fe(III)-loaded plant biomass (Fe(III)-activated sisal fibre (Fe(III)-ASF) and post-alkalized Fe(III)-ASF (PA-Fe(III)-ASF)) distinguished by preparation pathways through exclusion/inclusion ... -
Water Defluoridation Methods Applied in Rural Areas over the World
(IntechOpen Limited, 2022-06-23)Overexposure to fluoride (F) through drinking water is the most widespread water problem in the world, but it has now exacerbated due to rapid population growth rates, adverse climatic changes, and increasing levels of ... -
Water defluoridation using Al/Fe/Ti ternary metal oxide-loaded activated carbon by capacitive deionization
(Royal Society of Chemistry, 2023-01-26)Capacitive deionization (CDI) is an environmentally friendly water treatment technology with low energy consumption. For a long time, activated carbon has been a preferred electrode material for CDI owing to its availability, ... -
Water hardness removal by coconut shell activated carbon
(Science Publishing Group, 2014-08-30)The present study reports the water softening by adsorption of hardness ions onto Coconut Shell Activated Carbons (CSAC). Characterization of CSAC was identified by FT-IR and SEM techniques. Batch experiments were ... -
Water quality in earthen dams and potential health impacts: case of Nadosoito Dam, Tanzania
(IWA Publishing, 2018-09-01)The aim of the study was to assess seasonal water quality variations in an earthen dam and their potential impact on the health of those using the water for domestic purposes. High values of chemical oxygen demand, from ... -
Water quality variation and pollutants transformation in the Nadosoito dam of Arkatani village, Monduli district
(NM-AIST, 2019-02)The study aimed at assessing seasonal dynamics of water quality parameters, transformation of selected pollutants and seasonal diversity of selected microorganisms (Cyanobacteria) in Nadosoito dam of Arkatani Village, ... -
The water uptake of poly(tetrahydrofurfuryl methacrylate)
(Elsevier, 1999-03)Poly(tetrahydrofurfuryl methacrylate) possesses some unique characteristics with respect to its biocompatibility and behaviour in water. The water uptake is high (>70%) and very slow (over 3 yr), but the material remains ... -
Water use and crop water productivity in farmer managed irrigation schemes across agro ecological zones of usa river catchment
(NM-AIST, 2021-11)The Usa River Catchment is the potential area dealing with traditional irrigated agriculture. This study aims to estimate the amount of water abstracted for and yield that reflect water values to enhance crop water ...