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Filtering by: Subject Ponderosa pine Degree Name Master of Arts (M.A.)

The influence of tree cover and shade pattern upon the distribution of understory plants in ponderosa pine stands of central Oregon

Creator:

Robinson, Andrew Frederick, Jr.

Abstract:

Seven sites of uniform topography and soil were selected within a self perpetuating ponderosa pine forest found on the eastern flank of the central Oregon Cascades. These plots were located along a vegetational gradient caused mainly by an orographic rain shadow. Data gathered included density, frequency, and cover for all...

Resource Type:

Masters Thesis

Full Text:

Distribution of Understory Plants in Ponderosa Pine Stands of Central Oregon AN ABSTRACT OF Andrew Frederick
The relationship of non-recovered rodent caches to the natural regeneration of ponderosa pine

Creator:

Saigo, Barbara Woodworth

Abstract:

Studies were conducted within a 12-mile radius of Camp Sherman, Oregon, in the Deschutes National Forest during the spring and summer of 1965 and the spring of 1966, with one follow-up visit in the summer of 1967. The feeding and foraging activities of Eutamias amoenus and Citellus lateralis were observed,...

Resource Type:

Masters Thesis

Full Text:

- RELATIONSHIP OF NON-RECOVERED RODENT CACHES TO THE NATURAL REGENERATION OF PONDEROSA PINE Abstract approved