Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 1938 for “"environmental factors"”.
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Environmental factors affecting the risk of breast cancer
… causes of breast cancer, however, there are some factors that are thought to increase one's likelihood of developing the disease. These factors include age, gender, family history of the disease especially if there are first degree relatives affected, history of benign breast disease, age at …
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Environmental factors affecting human and rat placental lactogen.
Thesis: M.S., Massachusetts Institute of Technology, Department of Nutrition and Food Science, 1975
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Environmental Factors Influencing College Student Athletes Quality of Life
… (NCAA) Division II level to assess what environmental factors influence their quality of life (QoL). QoL was determined as the best measure seeing as how it encompasses all components of what deems an individual’s life satisfying. This research was needed seeing as how most of the …
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The effects of environmental factors on honey bee morbidity
This thesis examines the relationship between environmental factors and honey bee health. I have three primary objectives in conducting this research. First, I examine whether being located near neonicotinoid seed treated crops increases honey bee morbidity. Second, I examine if forage availability …
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Quantifying genotypic and environmental factors affecting potato canopy growth
There is a high degree of variation in potato yield which may contribute to the current UK yield plateau. There is a strong correlation between light intercepted, total biomass produced and biomass partitioned to the tubers as yield. Variation in potato canopy growth can be analysed using …
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Influence of environmental factors on molecular transport through bacterial membranes
Bacterial membranes act as protective barriers and help to regulate molecular interactions between a cell and its surrounding environment. External chemical and physical influences have the potential to alter the properties of bacterial membranes and therefore impact the viability of the cell. This …
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Effects of Environmental Factors on Functional Properties of Particulate Matter
… under certain conditions. The effects of environmental factors on the functional properties of thin films of particulate matter due to fabrication method or exposure to the environment are investigated. Understanding the mechanism behind material defects/degradation provides insight to …
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Relationships of social and physical environmental factors with cardiometabolic outcomes
The social and physical environmental factors impact health in general and have been linked with increased risks of cardiometabolic outcomes including obesity, diabetes, hypertension and cardiometabolic biomarkers. The dissertation added to important knowledge on this topic in two ways: 1) by …
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Regulation of Autoimmunity and Inflammation by microRNAs and Environmental Factors
… whether the maternal intestinal microbiota is an environmental factor influencing T1D development in the offspring. By modulating the intestinal gut microbiota with antibiotics during pregnancy of NOD mice we showed decreased diversity and a persistent modulation of the intestinal microbial …
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Response of Kentucky Bluegrass and Variety Delta to Environmental Factors
Made available in DSpace on 2014-12-05T22:00:12Z (GMT). No. of bitstreams: 1 6100208.pdf: 4700563 bytes, checksum: afa280ce9ac6cf9d76210b6ff3cf0105 (MD5) Previous issue date: 1960
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Environmental factors and the water regime of De Hoop Vlei
… established by the Cape Department of Nature and Environmental Conservation. This vlei has flooded twice and been dry on four occasions this century. There has been speculation that land management practices in the catchment are the cause of such extremes. This claim is investigated with reference …
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Environmental Factors Influencing Spring Migration Chronology of Lesser Scaup (Aythya affinis)
… for scaup. My thesis provides insight into how environmental factors and annual variation in weather influences scaup migration chronology, and could be used to potentially improve survey techniques and breeding population estimates for lesser scaup.
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PERSONAL AND ENVIRONMENTAL FACTORS PREDICTING COMMUNITY MOBILITY OF YOUNG AUTISTIC ADULTS
… activities. AYA encounter numerous personal and environmental barriers to community mobility. AYA, professionals and caregivers of AYA report that personal and environmental factors influence community mobility. However, prior research in this area has focused on beliefs and opinions with limited …
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EVALUATION OF ENVIRONMENTAL FACTORS ON CANINE REPRODUCTION AND FERTILITY: INNOVATIVE STRATEGIES
… defined by a combination of numerous genetic and environmental factors. In recent decades, a decline in humans fertility occurred and was related to environmental pollutants, such as endocrine disruptor chemicals (EDCs), that increased dramatically as result of technological development. Living …
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Modeling Habitat and Environmental Factors Affecting Mosquito Abundance in Chesapeake, Virginia
… associations between mosquito abundance and environmental variables, (III) a dynamic model for predicting both spatial and temporal mosquito abundance based on a topographic soil moisture index and recent weather patterns, and (IV) a set of protocols laid out to aid mosquito control agencies …
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