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Filtering by: Subject Ponderosa pine Advisor Chilcote, W. W. Resource Type Masters Thesis

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
Spatial and chronological patterns of Purshia tridentata as influenced by Pinus ponderosa overstory

Creator:

Sherman, Robert James

Abstract:

Twelve sites of uniform topography and soils were selected in the Pinus ponderosa/Purshia tridentata/Festuca idahoensis Association. These sites were located in the rain shadow on the east flank of the Oregon Cascades. A fire history in the form of fire scars on ponderosa pine was available for nine of these...

Resource Type:

Masters Thesis

Full Text:

scars on ponderosa pine was available for nine of these sites. The bitter - brush populations on