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Filtering by: Advisor Highsmith, Richard M. Jr. Committee Member Rosenfeld, Charles L. Degree Field Geography

Oregon's Mid-Willamette Valley wetlands : agricultural uses, alternative uses, problems and trends

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:

the review of the draft thesis Deep appreciation is acknowledged to Doctor Richard M. Highsmith, Jr
Water management in the North Deschutes unit irrigation district : geographic perspectives and remote sensing applications

Creator:

Nellis, M. Duane

Abstract:

The North Unit irrigation District of Central Oregon, a water project developed under the guidelines of the Bureau of Reclamation, is characterized by limited water and the need for efficient utilization and control of the irrigation system. To manage the limited water resource, irrigators need a timely and economical method...

Resource Type:

Dissertation