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Creator:: del Nero, Zachary Augustus
Abstract:: Soils of 49 agricultural and 2 "native condition" sites in the Lower Umatilla Basin, Oregon were sampled for nitrate-nitrogen, ammonium-nitrogen, chloride, and pH beginning in Fall of 1992. Several sites were sampled in Spring and Fall 1993 in order to indicate movement or loss of residual soil nitrogen over time....
Resource Type:: Masters Thesis
Full Text:: Deep soil nitrogen survey, Lower Umatilla Basin, Oregon AN

Creator:: Smith, Gary Allen
Abstract:: Neogene rocks of the Deschutes basin include the middle Miocene Columbia River Basalt Group and Simtustus Formation, and late Miocene to early Pliocene Deschutes Formation. Assignment of Prineville chemical-type flows to the Grande Ronde Basalt of the Columbia River Basalt Group is based upon correlation of these lavas from their...
Resource Type:: Dissertation

Creator:: Lane, Jeffrey W.
Abstract:: Various types of mass movement features are found in the drainage basin of the East Fork Coquille River in the southern Oregon Coast Range. The distribution and forms of mass movement features in the area are related to geologic factors and the resultant topography. The Jurassic Otter Point Formation, a...
Resource Type:: Masters Thesis

Creator:: Deacon, Robert Julian
Resource Type:: Masters Thesis
Full Text:: stratigraphic units in the upper Nehalem River basin, Northwest Oregon AN AESTRACT CF THE THESIS OF

Creator:: Hale, V. Cody
Abstract:: This dissertation integrates a process-based hydrological investigation with an ongoing paired-catchment study to better understand how forest harvest impacts catchment function at multiple scales. We do this by addressing fundamental questions related to the stocks, flows and transit times of water. Isotope tracers are used within a top-down catchment intercomparison...
Resource Type:: Dissertation
Full Text:: with permeable bedrock geology at the Drift Creek watershed in the Oregon Coast Range had longer

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