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Filtering by: Creator Mangum, Doris Louella Degree Name Master of Science (M.S.)

Influence of anhydrous ammonia on the solubility of soil organic matter

Creator:

Mangum, Doris Louella

Abstract:

Four surface and three subsurface horizons of agriculturally important Oregon soils were exposed to excessive volumes of anhydrous ammonia and reequilibrated with the atmosphere for several time periods prior to extraction with water. The carbon solubilized was determined by a modified wet combustion technique. Nitrogen in the soils, extracts, and...

Resource Type:

Masters Thesis

Full Text:

organic matter AN ABSTRACT OF THE THESIS OF DORIS LOUELLA MANGUM for the M. S. in SOIL SCIENCE (Name
The status of organic materials in several southern Willamette Valley grassland soils

Creator:

Laurent, Tom Edwin

Resource Type:

Masters Thesis
A geographic information system and remote sensing to support community-based coastal hazards planning in the Netarts Littoral Cell, Oregon

Creator:

Revell, David

Abstract:

The 14-km long Netarts Littoral Cell, located on the northern Oregon coast, experienced episodic erosion as a result of the severe 1997-98 El Nino and 1998-99 La Nina. The erosion events led to the development of a unique partnership bridging scientists, stakeholders, and various planning agencies. To address these erosion...

Resource Type:

Capstone Project