Browsing Masters Theses and Dissertations [LISBE] by Subject "Research Subject Categories::NATURAL SCIENCES"
Now showing items 21-40 of 86
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Detection and characterization of cashew leaf and nut blight-causing fungi in Southern and Eastern Tanzania
(NM-AIST, 2019-03)Cashew (Anacardium occidentale L.) is an important crop for export, income and nutrition in Tanzania. However, its productivity is not optimal due to a number of factors including, growing un-improved cashew genotypes, ... -
Determining aflatoxins contamination in locally processed peanut butter using fluorometry and hplc in Arusha city, Tanzania
(NM-AIST, 2019-02)Food poisoning with mycotoxins produced by fungi is a global food safety issue. The consumption of mycotoxin-contaminated foods is responsible for several foodborne diseases outbreak worldwide. While peanuts are an important ... -
Developing an eco-friendly and bio-managment stratergy against parthenium hysterophorus (l.) in Arusha, Tanzania
(NM-AIST, 2019-03)This study aimed at studying the suppressive effects of Sorghum bicolor, Tagetes erictus Amaranthus spinous and Sorghum arundinaceum and Cassia tora on germination and development of Parthenium hysteroporus L. under ... -
Development of maize-based composite flour enriched with mushroom for complementary feeding
(NM-AIST, 2021-08)Complementary foods based on habitual cereals such as maize have been linked with the promotion of under-nutrition in young children. This study aimed at improving the nutritional value of maize flour commonly used as a ... -
Development of quality dried cashew apple products
(NM-AIST, 2020-08)Cashew apple is an important healthy fruit and yet is highly underutilized in developing countries. This study explored factors affecting utilization of cashew apple among farmers in Lindi and Mtwara regions. Semi-structured ... -
Development of ta2o5 electrochemically reduced graphene oxide nanocomposite electochemical sensor for oxytetracycline detection in Milk
(NM-AIST, 2021-07)Various kinds of antimicrobials are being used in the veterinary sector for therapeutic and growth promotion purposes. Significant amounts of antimicrobial residues are released in the milk and exert harmful effects ... -
Dog-related practices among rural communities in the Kilosa District, Tanzania: implications for rabies prevention interventions
(NM-AIST, 2021-07)Rabies is a disease which is most transmitted to humans through infected domestic dog bites. The disease is preventable through mass dog vaccination (MDV) or timely access to Postexposure Prophylaxis (PEP) injections ... -
Effect of blanching and drying on micronutrients and anti-nutritional factors in false sesame and common bean leaves
(NM-AIST, 2019-04)The effects of blanching and drying on micro-nutrients: β-Carotene, Vitamin C, Folic acid, Iron (Fe), Zinc (Zn), Phosphorus (P) and anti-nutrients: Tannins and Oxalates composition of False Sesame Leaves (FSL) and Common ... -
Effect of insect pollinators and natural enemies on common bean (phaseolus vulgaris l.) growth and yield in Arusha, Tanzania
(NM-AIST, 2017-12)This study examined the potential of pollination from stingless bees in common beans, the effects of natural enemies on aphid infestation in common bean plants and the effect of natural enemies on growth, yields and yield ... -
Effect of intercropping selected pesticidal plants with common bean on aphids infestation and natural enemies abundance in Arusha, Tanzania
(NM-AIST, 2017-12)A Randomized Complete Block Design experiment was laid out in four replications to evaluate abundance of natural enemies (NEs) and aphid infestation on common bean (Phaseolus vulgaris L) when intercropped with pesticidal ... -
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 ... -
Effectiveness of biological control and socioeconomic impacts of the invasive parthenium hysterophorus in Arusha, Tanzania
(NM-AIST, 2020-06)This study assessed the methods which are likely to be biologically and socio-economically effective to control the invasive species P. hysterophorus in Arusha Tanzania. A variety of methods have been found ineffective ... -
Effectiveness of food baskets in reducing micronutrients deficiency among pregnant Maasai women in Ngorongoro, Tanzania
(NM-AIST, 2019-04)Micronutrients are comprised of vitamin and mineral nutrients needed during pregnancy for fetus growth, development, maturation and reducing/preventing maternal complications. In the Ngorongoro Conservation Area (NCA) ... -
Effectiveness of pesticidal plant extracts on field and post-harvest pests in Bambara groundnuts in Tanzania
(NM-AIST, 2020-06)A randomized complete block design (RCBD) experiment was conducted to assess the effectiveness of Bidens pilosa, Lantana camara, Vernonia amygdalina, Tithonia diversifolia, Tephrosia vogelii and Lippia javanica against ... -
Effects of pesticidal plants on legume pollinators’ attraction in the field and bruchids control in storage
(NM-AIST, 2019-04)A randomized complete block design was used to set up field and storage experiments to evaluate the effects of pesticidal plants on common bean pollinators’ attraction in the field and Callosobruchus maculatus control in ... -
Effects of sample preservation methods and storage duration on the performance of mid-infrared spectroscopy for predicting the age of malaria vectors
(NM-AIST, 2022-08)The study assessed the effects of different preservation methods and storage durations on the performance of mid-infrared spectroscopy for age-grading malaria transmitting mosquitoes. Laboratory-reared Anopheles ... -
Effects of selected management practices of gutenbergia cordifolia on insect flower visitation at Mwiba area, Tanzania
(NM-AIST, 2022-03)While only few studies have presented the effect of invasive plant species on insect visitors, even less is documented about how management practices against invasive plants may impact plant pollinator networks. The study ... -
Effects of Tephrosia vogelii formulation with rabbit urine on insect pests and pollinators of sesame in Singida, Tanzania
(NM-AIST, 2022-07)This study assessed the effects of Tephrosia vogelii (T. vogelii) formulation with rabbit urine on insect pests and pollinators of sesame in a field experiment in Singida, Tanzania from February 2021 to July 2021. The ... -
Efficacy and effect of entomopathogenic fungi (aspergillus oryzae) for control of ticks of major economic importance of cattle in Tanzania
(NM-AIST, 2022-08)Ticks are important ectoparasites that are responsible for severe economic losses. The use of chemical acaricides is the most common method used to control ticks in livestock. This study was conducted to determine the ... -
Encroachment dynamics of Acacia drepanolobium in Maswa game reserve
(NM-AIST, 2019-04)Habitat degradation, caused in particular by woody plant encroachment, has been a common phenomenon in savanna ecosystems. With increasing woody plant cover in open savanna grassland, structural changes and their associated ...