The Nelson Mandela African Institution of Science and Technology: Recent submissions
Now showing items 621-640 of 2464
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Performance of Pinus patula in Areas Invaded by Acacia mearnsii in Sao Hill Forest Plantation, Southern Tanzania
(Taylor & Francis Online, 2020-07-06)Problems associated with the invasiveness of exotic tree species such as Acacia mearnsii have increased recently causing vast damage in environment and economy worldwide. Sao Hill Forest Plantation (SHFP) in southern ... -
Potentially toxic elements status and distribution in Usangu agroecosystem-Tanzania
(Elsevier, 2021-08)This study was conducted to highlight status and distribution of potentially toxic elements (PTEs) in Usangu agroecosystem-Tanzania. The study involved 198 soil samples from 10 irrigation schemes including three land use. ... -
Demography of baobab (Adansonia digitata L.) population in different land uses in the semi-arid areas of Tanzania
(Elsevier, 2020-12)Baobab is a deciduous non-timber tree species that are facing severe threats from both anthropogenic and climatic pressures across its range states. This study assessed natural rates of recruitment and associated threats ... -
Physical Methods for Reduction of Aflatoxins Exposure in Groundnuts in Some Low-Income Countries: A Review
(Enviro Research Publishers, 2023-09-04)Aflatoxin (AF) is a powerful carcinogen primarily produced by some strains of the fungus Aspergillus flavus and Aspergillus parasiticus, which frequently infest nuts and cereal crops. Groundnuts are among the most widely ... -
Predicting uptake of a malignant catarrhal fever vaccine by pastoralists in northern Tanzania: Opportunities for improving livelihoods and ecosystem health
(Elsevier, 2021-08-16)Malignant Catarhal Fever (MCF), caused by a virus transmitted from asymptomatic wildebeest, is a lethal disease in cattle that threatens livestock-based livelihoods and food security in many areas of Africa. Many herd ... -
Tin molybdenum mixed metal oxides catalyst for oxidative desulfurization of model diesel
(NM-AIST, 2023-08)This study reports on synthesis, characterization, and catalytic activity of mesoporous mixed metal oxides of tin (Sn) and molybdenum (Mo) for sulfur removal from model diesel. Variable synthesis conditions, namely ... -
Surface water – groundwater interactions: A case of a shallow semi-closed lake catchment in northern Tanzania
(NM-AIST, 2023-06)Conjunctive use of surface water and groundwater is rapidly growing in many developing countries as an adaptation strategy to climate variability and change. However, the interactions between the groundwater and the ... -
What influences individuals to invest in improved sanitation services and hygiene behaviours in a small town? A formative research study in Babati, Tanzania
(Public Library of Science, 2022-07-21)Sub-Sahara African countries face immense challenges in ensuring adequate sanitation and hygiene behaviours to the rapidly growing populations. Attempts to address these chal lenges require empirical evidence to inform ... -
Smart system for monitoring and controlling oxygen gas level in high purity germanium detector room: a case study of Tanzania atomic energy commission, Arusha-Tanzania
(NM-AIST, 2023-07)Low-oxygen air causes death all around the world. Even though the number of fatalities varies from year to year and location to location, nitrogen gas replaces oxygen in the atmosphere, increasing its percentage to ... -
Field evaluation of a novel one step malaria p.f and p.f/p.v rapid diagnostic tests in Pwani region, Tanzania
(NM-AIST, 2023-08)Malaria rapid diagnostic tests (mRDTs) play an important role in the early detection of symptomatic and asymptomatic malaria in endemic areas. While several mRDTs are currently on the market, the availability of mRDTs ... -
Modeling the transmission dynamics and control of cassava mosaic disease with non-cassava host plants
(NM-AIST, 2023-08)For many years cassava mosaic disease hinders cassava production in Africa. In this study, the mathematical model for the transmission dynamics and control of cassava mosaic disease in cassava and non-cassava host plant ... -
Occurrence of aflatoxins and associated risk factors in dairy value chain in selected districts of three agro-ecological zones in Tanzania
(NM-AIST, 2023-08)Aflatoxins are natural compounds produced by specific type of fungi, which contaminate foods and animal feeds. This study assessed the occurrence of aflatoxins and associated risk factors in livestock feeds and raw cow ... -
Sero-molecular epidemiological analysis of leptospirosis in smallholder dairy cattle in selected regions of Tanzania
(NM-AIST, 2023-08)The smallholder dairy industry in Tanzania is a promising sector for household income generation despite challenges of zoonosis such as leptospirosis caused by Leptospira serovar Hardjo. A total of 2086 blood, serum ... -
Effect of retaliatory killing on African lion coalitions in Tarangire-Manyara ecosystem, Tanzania
(2023-08)In landscapes where people and lions coexist, conflicts are common due to livestock predation and threats to human safety. Retaliatory lion killing by humans is often a consequence of such conflicts. In Tarangire-Manyara ... -
Development of dried African nightshade products for post-harvest loss reduction and shelf-life extension in Tanzania
(NM-AIST, 2023-07)African nightshade (ANS) is a luminary food plant, considered a cheap and potential dietary source for micronutrients and bioactive compounds. Lack of value addition on ANS, results to high availability of ANS during ... -
Human-elephant interactions: exploring conflicts and drivers in enduimet wildlife management area, Tanzania
(NM-AIST, 2023-07)A globally rapid land use/land cover change in human-transformed landscapes alters the interface of human-wildlife interactions due to shifting socio-ecological and environmental pressures. Understanding these shifts ... -
Developing a high-performance soil fertility status prediction voting ensemble using brute exhaustive optimization in automated multiprecision weights of hybrid classifiers
(NM-AIST, 2023-08)With the advent of machine learning (ML) techniques, various algorithms have been applied in previous studies to develop models for predicting soil fertility status. However, these models are observed to use varying ... -
Smallholder farmers’ awareness and aflatoxins contamination of sesame seeds grown in Southern Tanzania
(NM-AIST, 2023-07)Consumption of aflatoxins contaminated foods has led to detrimental health effects worldwide, with even more severe cases in African countries including Tanzania. A cross-sectional study was conducted in Lindi and ... -
Mobile-based peer-to-peer learning prototype for smallholder dairy producers
(NM-AIST, 2023-06)About half of Africa's animal production comes from smallholder dairy farmers, who employ various strategies to maximize milk output. Some time-consuming and expensive heuristics are used by smallholder dairy farmers to ... -
A monitoring system for transboundary foot and mouth disease considering livestock keepers demographic characteristics
(NM-AIST, 2023-03)Foot and Mouth disease (FMD) is a transboundary disease caused by a virus that affects domestic and wild cloven-hooved animals such as sheep, goats, pigs, and buffalos. FMD is transmitted from one animal to another through ...
