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Microbiology Commons

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Full-Text Articles in Microbiology

Examining Egg Surface Morphology And Microbial Content Of Sceloporus Virgatus Eggshells, Linnaea Arnett, Stacey Weiss Dr., Mark Martin Dr. Jan 2015

Examining Egg Surface Morphology And Microbial Content Of Sceloporus Virgatus Eggshells, Linnaea Arnett, Stacey Weiss Dr., Mark Martin Dr.

Summer Research

Eggs laid by the Sceloporus virgatus lizard are exposed to a variety of potentially protective microorganisms when passed through the cloaca, the opening at the end of both the reproductive and digestive tracts. Past data have indicated that eggs dissected out of the female before passing through the cloaca often have decreased hatching success, potentially due to the lack of protective bacteria on the dissected eggshell surface. This study examined the microorganisms found on both laid and dissected eggs at 0 weeks of incubation, as well as microbial and fungal content on the eggshells after 3 weeks of incubation in …


Effects Of Sugar-Amendment On Bacterial & Fungal Abundance In Native Vs. Nonnative-Dominated Soils Of A Puget Lowland Prairie, Jessica Wong Jan 2012

Effects Of Sugar-Amendment On Bacterial & Fungal Abundance In Native Vs. Nonnative-Dominated Soils Of A Puget Lowland Prairie, Jessica Wong

Summer Research

Scotch broom is a nonnative plant that has invaded the plant communities of the Pacific Northwest in the United States. It associates with bacteria in the soil to fix nitrogen from the atmosphere, thereby elevating soil nitrogen levels and encouraging the invasion of the community by other nonnative plants like itself. Researchers have used sugar-amendment to decrease soil nitrogen and restore native plant growth. Our study took place in Glacial Heritage Preserve, a Puget lowland prairie that has been invaded by broom in several areas. We aimed to investigate whether sugar-amendment increased or decreased bacterial and fungal abundance in native …