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Filtering by: Creator Pearson, Maynard Dean Location Oregon, Oregon, United States, (Administrative Boundary)

Artificial means of distinguishing smooth-line map unit boundaries : an examination of Oregon soil survey maps

Creator:

Sun, Yulin

Abstract:

Soil is a complex living system with high heterogeneity, which makes locating soil map boundaries a challenge. In traditional soil survey, the placement of soil map boundaries relies largely (at least initially) on identifying the soil-forming factors of biota and topographic relief through stereo aerial photo pairs. Future soil survey...

Resource Type:

Masters Thesis

Full Text:

Head of the Department of Crop and Soil Science Dean of the Graduate School
Prevalence and Fate of Antibiotic-resistant E. coli in Municipal Wastewater Treatment Plants across Oregon

Creator:

Khorshidi Zadeh, Marjan

Abstract:

Wastewater treatment plants are considered one of the main sources and reservoirs of antimicrobial resistance (AMR). This study investigated the prevalence of 8 different phenotypes of AMR, multi-drug resistant (MDR), and extended-spectrum beta-lactamases (ESBL) producing E. coli in 17 wastewater treatment plants across Oregon in winter and summer of 2019...

Resource Type:

Masters Thesis

Full Text:

Dean of the Graduate School I understand that my thesis will become part of the