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Filtering by: Subject Juniper -- Oregon -- Ecology Committee Member Doescher, Paul Creator Esposito, Daniel M.

Geographic variation in distribution and cover of principle native and non-native plant species along gradients of topography, climate, and disturbance in protected-area sagebrush steppe communities of the Columbia Plateau

Creator:

Esposito, Daniel M.

Abstract:

The sagebrush steppe ecosystem of the Columbia Plateau has become degraded by a long history of alternative land use and associated perturbations. Protection of remnant stands of intact sagebrush steppe currently relies upon their preservation within the nation's network of parks and protected-areas. The John Day Fossil Beds National Monument,...

Resource Type:

Masters Thesis

Full Text:

-central Oregon (Figure 1). Upland vegetation is dominated by bunchgrass steppe and western juniper