Browsing PhD Theses and Dissertations [LiSBE] by Title
Now showing items 55-73 of 73
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Iron and zinc genetic biofortification of yellow common bean (phaseolus vulgaris l.) genotypes in Tanzania
(NM-AIST, 2021-11)Iron and zinc deficiencies are the global leading micronutrient deficiencies particularly in developing countries such as Tanzania. Iron deficiency in humans causes anemia, whereas zinc deficiency leads to compromised ... -
Molecular basis of susceptibility to Newcastle disease virus challenge in exotic and local Tanzanian chicken
(NM-AIST, 2020-04)This research aimed to investigate genetic mechanisms of susceptibility to Newcastle disease virus (NDV) in exotic and local Tanzanian chicken. In the first experiment kuroiler, broiler and local Tanzanian chickens were ... -
Molecular detection and genetic characterization of coxiella burnetii and bartonella spp infections in small mammals from Moshi, Northern Tanzania
(NM-AIST, 2021-06)Zoonotic pathogens, including Coxiella burnetii and Bartonella species, are known causes of febrile illness globally; however, knowledge on their animal hosts is still limited in many countries including Tanzania. This ... -
Morpho-physiological perfomance of common beans (phaseolus vulgarisl.) cultivars under rhizobial inoculation and water stress condition in Arusha, Tanzania
(NM-AIST, 2017-12)The aim of this study was to identify common bean cultivars which can grow/yield better under rhizobial inoculation and at limited water condition. To attain the goal, two seasons field experiment and one season screen ... -
Nutrient hotspots for wild grazing ungulates in a miombo ecosystem, western Tanzania
(NM-AIST, 2020-06)While the movement pattern of grazing ungulates is strongly dependent on forage quality whose use of nutrient hotspots has rarely been quantified, especially in miombo ecosystems where soil-nutrient quality is low. Few ... -
Nutritional and functional values of microalgae (spirulina) naturally found in East Africa
(NM-AIST, 2021-07)Sub-Saharan Africa has a higher prevalence of undernutrition, which is the underlying cause of stunting and underweight problems in children. Undernutrition is generally caused by insufficient intake of nutrients; in ... -
Occurrence, seasonal variation and management of tomato leafminer (tuta absoluta meyrick.) in Tanzania
(NM-AIST, 2019-03)Tomato leafminer [Tuta absoluta, Meyrick. (Lepidoptera: Gelechiidae)] is a notorious pest that causes massive losses in Solanaceae’s crops including tomato (Solanum lycopersicum L.). This study was conducted to evaluate ... -
Optimal model formula for ensuring nutritional adequacy for infants and young children (6 – 23 months)
(NM-AIST, 2018-08)Infant and young child feeding practices rank among the most effective interventions to promote child growth and development. Improving the quality of complementary food has been observed as an important strategy for ... -
Optimisation of fermentation processes of local cereal-based beverages to produce improved cereal based probiotic beverages.
(NM-AIST, 2021-07)Fermented cereal-based probiotic beverages are rare and have rarely been produced in Tanzania. Though the beverages are novel, the potentiality of such beverages has for some decades been exhibited through local fermented ... -
Optimized processing method for producing Avocado and Mango seed-based composite flour for functional Foods
(NM-AIST, 2021-07)Avocado and mango seed kernels are considered as wastes although they are rich in essential nutrients and bioactive compounds for human health. Lack of commercial application, presence of anti-nutrients, difficulty in ... -
Oxidative stree management is essential for anopheles mosquito survival post plasmodium infected blood meal ingestion
(NM-AIST, 2020-06)Anopheles mosquitoes like other dipterans lack the flavoenzyme glutathione reductase (GR) of the GSH pathway and instead utilize the Thioredoxin (Trx) system for management of oxidative stress. Anopheles gambiae (An. ... -
The potential of anthill soils in smallholder maize production under conservation based agricultural systems in southern Zambia
(NM-AIST, 2020-04)Soil fertility is one of the fundamental challenges faced by cash constrained smallholder farmers across sub-Saharan Africa. In an effort to ward off this hurdle, some smallholder farmers in southern Zambia opt to use ... -
Potential of Tanzanian local clay and ash based materials for binding aflatoxins in animal feeds
(NM-AIST, 2020-06)Potential of Tanzanian local materials was explored for alleviating aflatoxin-contamination of feeds. Preliminarily, farmers’ awareness of aflatoxins was assessed using data collected from a random sample of 258 households ... -
Potential of underutilized Dolichos lablab (lablab purpures) seeds in improving nutritional quality and livelihood in Tanzania
(NM-AIST, 2023-08)Lablab is a climate-smart legume that is underutilized despite its potential for food, and income. Less research attention is linked to its underutilization limiting its contribution to achieving Sustainable Development ... -
Potential predators and parasitoids for conservation biological control in smallholder bean farming tropical ecosystem
(2020-04)Conservation biological control (CBC) is an attempt to protect the already existing natural enemies (predators, parasitoids or pathogens) of insect pests within the agricultural systems by manipulating the environment ... -
Prevalence and correlates of overweight and obesity among primary school children in Ilala and Mkuranga districts, Tanzania
(NM-AIST, 2023-08)Overweight and obesity are increasing among school children and are currently considered as significant public health problems. Therefore, this study aimed to determine the prevalence of overweight and obesity in school ... -
Prevalence of hyperglycemia in pregnancy, risk factors and simplified method for identification of pregnant women at risk in Arusha, Tanzania
(NM-AIST, 2020-08)Hyperglycemia in pregnancy is increasing in Tanzania; however, timely diagnosis is limited. This study therefore, aimed to establish the prevalence of hyperglycemia in pregnancy, risk factors and develop a simple method ... -
Risk assessment for dietary exposure of pesticides among vegetables consumers in Arusha, Tanzania
(NM-AIST, 2019-03)Information on the extent of pesticide residues in vegetables from Tanzania and risk of dietary exposure to these residues among vegetable consumers is limited. This research assessed the risk of dietary exposure of pesticide ... -
Status and potential role of rangeland insect pollinators for pastoralist livelihood diversification in northern Tanzania
(NM-AIST, 2022-07)Pollinators provide ecosystem services that support other living organisms. However, they are currently threatened by land use changes including habitat fragmentation. In Tanzania, Maasai rangelands are under pressure ...
