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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:: CHRONOLOGICAL PATTERNS OF PURSHIA TRIDENTATA AS INFLUENCED BY PINUS PONDEROSA OVERSTORY Abstract approved

Creator:: Clark, Robert G.
Abstract:: Bitterbrush [Purshia tridentata (Pursh) DC] plants were burned or clipped, fall and spring, under different soil moisture conditions on two sites in east-central Oregon. Treatments, on plants of an erect growth form on the Juniperus/Artemisia-Purshia site resulted in 38% of the fall-clipped and 40% of the spring-clipped plants sprouting. None...
Resource Type:: Masters Thesis
Full Text:: Agricultural Experiment Station Special Publication A Bibliography of Bitterbrush [Purshia tridentata (Pursh

Creator:: Segura-Bustamante, Mariano
Resource Type:: Dissertation
Full Text:: Purshia tridentata was chosen for concentrated attention be- cause it is the chief broise plant with wide

Creator:: Sexton, Timothy Ogden
Abstract:: Salvage-logging and artificial seeding of grass following wildfire are common practices in coniferous forests of the western United States, yet few studies have quantified the ecological effects of these post-fire activities. The effects of post-wildfire salvage-logging and grass-seeding on vegetation composition, aboveground biomass, and growth and survival of Pinus ponderosa...
Resource Type:: Masters Thesis

Creator:: Clark, Robert G., Britton, C. M. (Carlton M.), and Oregon State University. Agricultural Experiment Station
Abstract:: Bitterbrush (Purshia tridentata (Pursh) DC.) is one of the most widely distributed shrubs in western North America. Its value as a browse species has been recognized for more than half a century. Recent concern for the ecological significance of shrubs in natural ecosystems and the serious depletion of many big...
Resource Type:: Technical Report
Full Text:: F7I CopLj A Bibliography of Bitterbrush (Purshia tridentata

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