Index Catalog // ScholarsArchive@OSU

Creator:: Mereszczak, Ihor Myroslaw
Resource Type:: Masters Thesis
Full Text:: IMPROVEMENTS ON ROOSEVELT ELK' NUTRITION Redacted for privacy William. ,CK KrueOr Abstract approved: Three

Creator:: Clark, Patrick Eugene
Abstract:: The effects of late spring defoliation on the winter forage quality of bluebunch wheatgrass (Agropyron spicatum [Pursh] Scribn. & Smith), Idaho fescue (Festuca idahoensis Elmer) and elk sedge (Carex geyeri Boott) and the response of wintering Rocky Mountain elk (Cervus elaphus nelsoni Bailey) to changes in winter range forage quality...
Resource Type:: Dissertation
Full Text:: Improve the Quality of Elk Winter Range Forage in Northeastern Oregon. Abstract approved: William C

Creator:: Miller, Richard F.
Abstract:: The objectives of this study were to evaluate environmental factors influencing use of several plant communities by cattle, elk and deer; determine under story production by plant species and the amount utilized by cattle, elk and deer in certain plant communities; evaluate the interactions of range use between cattle, elk...
Resource Type:: Masters Thesis
Full Text:: BIG GAME ON FOOTHILL RANGELANDS Redacted for privacyAbstract approved: Dr. William/C. Krueger The

Creator:: McInnis, Michael Lindsay
Abstract:: Esophageal fistulation, stomach content analysis, fecal analysis, and ocular-estimate-by-plot are four of the most publicized methods of determining the diets of large herbivores. The principal objective of this study was to compare the relative values of each of these methods based upon information collected from bi-fistulated (esophageal and rumen) sheep...
Resource Type:: Masters Thesis
Full Text:: - tributions to this study: to Dr. William C. Krueger, my friend and mentor, whose unflagging encouragement

Creator:: Bryant, Larry Duane
Abstract:: This research was conducted on three study areas on elk winter ranges in Northeast Oregon. One was on the Starkey Experimental Forest and Range and the others were in the same vicinity. Plant appendages, spring and fall defoliation and fall growth of bluebunch wheatgrass were evaluated in terms of quality...
Resource Type:: Dissertation
Full Text:: thank Dr. William C. Krueger, my major professor, for his continual counsel, guidance, encouragement and

Creator:: Hilken, Thomas O.
Abstract:: Research was conducted on the Keating rangelands in north-eastern Oregon to determine the food habits of deer and cattle and similarity of their diets, and to estimate deer and cattle months of grazing on both a quantitative and nutritional basis. Data were collected during the winters of 1978-1979, 1979-1980 and...
Resource Type:: Masters Thesis
Full Text:: all the members of my committee: Dr. Martin Vavra, Dr. William Krueger, Dr. Robert Anthony, Dr

Creator:: Leslie, David M.
Abstract:: Nutritional ecology of unhunted and sympatric populations of Roosevelt elk, Cervus elaphus roosevelti, and Columbian black-tailed deer, Odocoileus hemionus columbianus, was investigated in old-growth forests of the Hoh Valley in Olympic National Park, Washington, from September 1979 to November 1981. Seasonal diets of both cervids generally were comprised of common...
Resource Type:: Dissertation
Full Text:: , William C. Krueger and Martin Vavra, members of my graduate committee, in planning this research and

Creator:: Eisenberg, Cristina
Abstract:: Food webs consist of a combination of bottom-up (resource-driven) and top-down (predator-driven) effects. The strength of these effects depends on the context in which they occur. I investigated food web (trophic) relationships between wolf (Canis lupus) predation, elk (Cervus elaphus) herbivory, aspen (Populus tremuloides Michaux) recruitment, and fire. The study...
Resource Type:: Dissertation
Full Text:: , Dana Sanchez, and Andrew Moldenke. I am very grateful to Dr. William J. Ripple for his mentorship

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