Global ETD Search
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Showing 1 to 2 of 2 for “"Populus tremuloides--Ecology--Washington (State)--Turnbull National Wildlife Refuge"”.
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Effects of predator urine on deterring ungulate browsing of aspen on the Turnbull National Wildlife Refuge
<p>"In the Pacific Northwest, quaking aspen (Populus tremuloides) support large amounts of biodiversity and are considered second only to riparian zones. Due to aspen's ecological importance and recent decline on Turnbull National Wildlife Refuge (TNWR), increasing aspen regeneration is of high …
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Elk hunting on Turnbull National Wildlife Refuge: impacts on elk movement and aspen regeneration
<p>"In the arid West, quaking aspen (Populus tremuloides) cover less than 10% of the forest landscape, yet support a disproportionate diversity of native plants and animals. When elk (Cervus elaphus) become overabundant, browsing prevents aspen regeneration, reduces survival, and consequently …