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Filtering by: Subject Sagebrush steppe ecology Advisor Pyke, David A.

Biological Soil Crusts of the Great Basin : An Examination of their Distribution, Recovery from Disturbance and Restoration

Creator:

Condon, Lea A.

Abstract:

We are at risk of losing the sagebrush steppe in the floristic Great Basin to the invasion of Bromus tectorum L., cheatgrass. The floristic Great Basin includes the Central Basin and Range, the Northern Basin and Range, and the Snake River Plain. The Great Basin receives most of its precipitation...

Resource Type:

Dissertation

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: ______________________________________________________ David A. Pyke Bruce McCune We are at risk of losing the sagebrush steppe in the
Seed and seedling ecology of Artemisia tridentata in a restoration context

Creator:

Wijayratne, Upekala C.

Abstract:

The semi-arid sagebrush steppe ecosystem is one of the largest biomes in North America. The steppe provides critical habitat and forage for wildlife and is economically important to recreation and livestock industries. However, the ecosystem is threatened primarily due to several negative effects associated with expansion of the exotic annual...

Resource Type:

Dissertation

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: _____________________________________________________________________ David A. Pyke Patricia S. Muir The semi-arid sagebrush steppe ecosystem is one of
Sugar application and nitrogen pools in Wyoming big sagebrush communities and exotic annual grasslands

Creator:

Witwicki, Dana L.

Abstract:

Within A rtemisia tridentata ssp. wyomingensis Nutt. (Wyoming big sagebrush) communities of the Great Basin, lands dominated by the exotic annual grass Bromus tectorum L. (cheatgrass) are increasing at an alarming rate. Carbon applications, which reduce plant-available soil N, have been suggested as a way to give native vegetation a...

Resource Type:

Masters Thesis

Full Text:

that prevents succession to sagebrush steppe, making restoration difficult (Laycock 1991 ). To