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Creator:: Tsutsui, Setsuo Harry
Abstract:: The wetlands are distinguished from other lands of the Mid-Willamette Valley by excessive soil moisture. The wetlands, as defined for this study, consist of 20 soil series (in 22 soil mapping units) which are classified by the Soil Conservation Service as having excessive wetness as the major factor limiting their...
Resource Type:: Dissertation
Full Text:: Products. In the same year, this five-county area also produced 100% of the nation's ryegrass, crimson

Creator:: Spear, Timothy Bryant
Abstract:: The needs and markets for aerial photography have grown steadily with the increasing demands for improved resource management (Kodak, 1985, 2 & Simonett, 1983, 1). Aerial photography within the Willamette Valley could provide researchers and professionals with a broad range of data in disciplines such as agriculture, forestry, geology, and...
Resource Type:: Capstone Project
Full Text:: : you understand It will be late to counsel then or pray. Yet if you should forget me for a while And

Creator:: Chaney, Richard Earl
Abstract:: Portland, Oregon Is in the northern end of the Willamette River Basin and Valley. The Willamette River caries the runoff discharge from approximately 12,000 square miles of basin area, and flows northward where it bisects the Portland metropolitan area and enters the confluence with the Columbia River. However, high discharge...
Resource Type:: Capstone Project
Full Text:: properties In the City, distinguished by their outstanding architectural, historical, or cultural values

Creator:: Wayne, Christopher
Abstract:: The Klamath Basin of Oregon and California has been the scene of extensive ecosystem restoration activities in recent years. The need for restoration is based on changes in land use that have adversely affected water quality and wildlife habitat. Many different kinds of restoration projects are occurring at many different...
Resource Type:: Capstone Project
Full Text:: points, digital GIS data, and photographs. It also allows users without cartographic knowledge or

Creator:: Hawley, David Llewellyn
Abstract:: The feasibility of utilizing LANDSAT MSS data in assessing surface cover types and areal extent of clearcut and shelterwood cut harvest sites in southern Oregon was investigated. The research utilized extensive 'ground truth' information to evaluate the LANDSAT data. A three faceted ground truth collection scheme analyzed 1) U.S. Forest...
Resource Type:: Dissertation
Full Text:: Commencement June, 1978 APPROVED: Redacted for Privacy i'rpssor or Geography in charge of major Redacted

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