Index Catalog // ScholarsArchive@OSU

Start Over

Filtering by: Creator Wang, Yumei Degree Level Doctoral

Selenium and trace metal accumulation in detrital-benthic food webs of lotic and lentic wetlands, Utah, USA

Creator:

Hillwalker, Wendy E.

Abstract:

Concentrations of selenium (Se), manganese (Mn), zinc (Zn), cadmium (Cd), lead (Pb) and arsenic (As) were measured in the water column, sediment and biota, in conjunction with selected physicochemical data, from representative wetland types at a mining site within Salt Lake County, Utah, USA. The selected field sites included Oolitic...

Resource Type:

Dissertation

Full Text:

stable isotope enrichment signatures. 8 LITERATIJRE CITED 1. Chapman PM, Wang F. Issues in
Pre-Prototyping Framework: An Early Design Prototyping Methodology for Human-Centered Products and Workplaces

Creator:

Ahmed, Salman

Abstract:

Prototyping is a crucial step in product design and development, but it is also known as the highest sunk cost. The top 20 Research and Development (R&D) department spends 142 billion dollars, yet 40 to 46 percent of this money goes into developing products that cannot even make to the...

Resource Type:

Dissertation
Exploration of statistical methods for synthesizing the effects of variable-retention harvesting on multiple taxa

Creator:

Lam, Tzeng Yih

Abstract:

Variable-retention harvesting was proposed to reduce loss of biodiversity and ecosystem processes associated with late-seral Douglas-fir (Pseudotsuga menziesii) forests in the Pacific Northwest. The Demonstration of Ecosystem Management Options experiment was established to test this hypothesis. Analysis presents various challenges to drawing statistical inferences about treatment effects. This dissertation explored...

Resource Type:

Dissertation

Full Text:

Yumei. There are many to whom I owe my gratitude: John Kershaw from University of New Brunswick