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Filtering by: Creator Mordy, Calvin W. (Calvin Ward), 1960- Advisor Poulton, Charles E. Language English [eng]

Plant communities in the old-growth forests of North Coastal Oregon

Creator:

Hines, William W. (William Wester)

Abstract:

This study was conducted in the old-growth forests of Clatsop, Tillamook, and Lincoln counties, Oregon. The three objectives of the research were to describe and classify the near-climax plant communities found within the forests, to relate the associes described by a previous study to the forest communities characterized by the...

Resource Type:

Masters Thesis

Full Text:

south- ward toward low pressure areas that develop over the warmer con- tinent (Heusser, 1960
Vegetation changes of communities containing medusahead (Taeniatherum asperum (Sim.) Nevski) following herbicide, grazing, and mowing treatments

Creator:

Turner, Robert Bruce

Abstract:

Studies were conducted from 1962 to 1966 to investigate the effectiveness of several practices in manipulating medusahead (Taeniatherum asperum (Sim. ) Nevski) infested and/or dominated ecosystems by releasing competition in favor of perennial grasses. Several herbicide treatments were evaluated for selective control of medusahead and cheatgrass (Bromus tectorum L. )...

Resource Type:

Dissertation

Full Text:

program in Range Management at Oregon State University. Special thanks is due to Dr. Donald W. Hedrick
Plant succession on two Artemisia habitat types in southeastern Oregon

Creator:

Tueller, Paul T., 1934-

Resource Type:

Dissertation

Full Text:

part by Western Regional Project W -25, The Ecology and Improvement of Brush Infested Ranges, which