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Now showing items 1939-1958 of 2034
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Ultra Low-Loss Hybrid Core Porous Fiber For Broadband Applications
(Optical Society of America, 2017-02-01)In this paper, we present the design and analysis of a novel hybrid porous core octagonal lattice photonic crystal fiber for terahertz (THz) wave guidance. The numerical analysis is performed using a full-vector finite ... -
Ultrapure water from seawater using integrated reverse osmosis-capacitive deionization system
(Taylor & Francis Online, 2013-12-19)The use of water for particular application depends on its purity level. In accordance with the world health organization, water with total dissolved salts (TDS) less than 500 ppm can be considered good for human consumption. ... -
Under-exploited wild Vigna species potentials in human and animal nutrition: A review
(Elsevier, 2018-09)Food insecurity, protein-energy malnutrition, and food-feed competition have motivated the search for alternative food and feed sources for human and animal nutrition. According to the FAO, only four crop species provide ... -
Understanding factors influencing distribution and density of a micro-Lepidoptera moth, Tuta absoluta (Gelechiidae) and its impact in tomato agroecological zones of Tanzania
(Bioscience Research, 2020-06-07)Field survey was conducted from August to November 2016 and repeated from January to April 2017 to study population, distribution and damage by tomato leaf miner (TLM) (Tuta absoluta Meyrick 1977) in 156 farms in ... -
Understanding farmer knowledge and site factors in relation to soil-borne pests and pathogens to support agroecological intensification of smallholder bean production systems
(Frontiers in Sustainable Food Systems, 2023-03-29)Introduction: Pests and diseases limit common bean (Phaseolus vulgaris) production in intensifying smallholder farming systems of sub-Saharan Africa. Soil-borne pests and diseases (SPD) are particularly challenging for ... -
Understanding the Emergence and Functioning of River Committees in a Catchment of the Pangani Basin, Tanzania
(Water Alternatives, 2011-06)In this paper we explore the emergence and functioning of river committees (RCs) in Tanzania, which are local water management structures that allocate and solve water conflict between different water users (smallholder ... -
Understanding the persistence of plague foci in Madagascar.
(PLOS Neglected Tropical Diseases, 2013-11-01)Plague, a zoonosis caused by Yersinia pestis, is still found in Africa, Asia, and the Americas. Madagascar reports almost one third of the cases worldwide. Y. pestis can be encountered in three very different types of foci: ... -
Understanding the role of serological and clinical data on assessing the dynamic of malaria transmission: a case study of Bagamoyo district, Tanzania
(Pan African Medical Journal, 2022-10-07)Introduction: naturally acquired blood-stage malaria antibodies and malaria clinical data have been reported to be useful in monitoring malaria change over time and as a marker of malaria exposure. This study assessed the ... -
Understanding the role of serological and clinical data on assessing the dynamic of malaria transmission: a case study of Bagamoyo district, Tanzania
(African Field Epidemiology Network, 2022-10-07)Introduction: naturally acquired blood-stage malaria antibodies and malaria clinical data have been reported to be useful in monitoring malaria change over time and as a marker of malaria exposure. This study assessed the ... -
Underutilized Cashew Apple Fruit: Its Utility and Development as a Source of Nutrients and Value Added Products in Tanzania
(Enviro Research Publishers, 2023-03-29)The tropical cashew tree, Anacardium occidentale L., has remarkable potential. The tree produces the pseudo-fruit known as the cashew apple and nuts. The apple is sweet, juicy, and loaded with dietary fiber, phytonutrients, ... -
Unified Architecture for Integrated Health and Environmental Based Model; a Case of Cholera Epidemics
(Modern Education and Computer Science Press, 2019-07-08)With the recent increase of infectious diseases characterized by epidemic outbreaks whose origin are from environmental factors, the use of environmental variables such as water bodies and weather variables for effective ... -
Uranium in phosphate rocks and mineral fertilizers applied to agricultural soils in East Africa
(Springer Link, 2022-12-11)Phosphate rock, pre-concentrated phosphate ore, is the primary raw material for the production of mineral phosphate fertilizer. Phosphate rock is among the fifth most mined materials on earth, and it is also mined and ... -
Usability and user experience of Moodle learning management system into higher learning of Tanzania
(NM-AIST, 2022-08)According to previous works, Learning Management Systems (LMSs) have been facing obsolete rendering barriers such as accessibility of the system due to network disruption and bandwidth expenses, Digital literacy, user’s ... -
Usability test for cloud-based m-learning assistive technology for visually impaired learners in Tanzania’s higher learning institutions
(International Journal of Advanced Technology and Engineering Exploration, 2019-08)The advancement of learning technologies has paved the way for learners to learn at their own pace. For visually impaired learners have been relying on other learners to get information through their smart devices. The ... -
Usability Testing of a Web Portal for Ornamental Plants and Flowers in Arusha, Tanzania
(Engineering, Technology & Applied Science Research, 2020-06)The Information and Communication Technology (ICT) adoption has steadily advanced in the horticulture sector in Tanzania. This study aims to test and give feedback regarding the usability of a developed web portal prototype ... -
The Usability Testing of SSAAT, a Bioinformatic Web Application for DNA Analysis at a Nucleotide Level
(Engineering, Technology & Applied Science Research, 2021-06)Sanger sequencing remains the cornerstone method for Deoxyribonucleic Acid (DNA) sequencing due to its high accuracy in targeting smaller genomic regions in a larger number of samples. The analysis of Sanger sequence DNA ... -
Use of 210Pb and 137Cs radionuclides as simple method of estimating sedimentation rates on reservoir
(Egyptian Society of Nuclear Sciences and Applications (ESNSA), 2023-01)Reservoirs are important for flood control, production of hydroelectric power, fishing, water harvesting and storage. Climate is changing, population and anthropogenic activities are increasing which increase sedimentation ... -
Use of agent – based models in characterizing farm types and evolvement in smallholder dairy systems
(NM-AIST, 2020-04)The ever-increasing demand for milk and dairy products has attracted research interventions on how milk yield can be increased for the context of smallholder farmers. While bearing significant contribution on milk ... -
Use of lay vaccinators in animal vaccination programmes: A scoping review
(PLOS ONE, 2021-08-11)Background The human resource gap in veterinary sectors, particularly in low-income countries, imposes limitations on the delivery of animal healthcare in hard-to-reach populations. Lay animal health workers have been ... -
The use of pesticidal plants as environmental friendly Practice for field and storage pests’ management in Common beans and cowpeas
(2016-04)Infestation caused by insect pests on legumes has been witnessed to cause losses in the fields during cultivation as well as during storage. Use of pesticidal plants is seen as an alternative option although it is not used ...
