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Filtering by: Committee Member Krueger, W. C. Remove constraint Committee Member: Krueger, W. C.

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Plant communities and habitat types in the Lava Beds National Monument, California

Creator:

Erhard, Dean Hamilton

Resource Type:

Masters Thesis
Seasonal response of bitterbrush to burning and clipping in eastern Oregon

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
Vegetation classification for the badger allotment, Mt. Hood National Forest

Creator:

Williams, Clinton K.

Abstract:

More than 200 sites between 500 and 2000 meters elevation were examined utilizing a reconnaissance sampling technique for a portion of the eastern slopes of the northern Oregon Cascade Mountains. Twelve different forested plant communities were described with data on vegetation, soils and topography. A map of their distribution and...

Resource Type:

Dissertation
Silvicultural impacts of sheep grazing in Oregon's Coast Range

Creator:

Leininger, Wayne C.

Abstract:

A three-year investigation was conducted during 1980-1982 to evaluate the potential of using herded sheep as a silvicultural tool to suppress brush in Douglas-fir (Pseudotsuga menziesii) plantations of Oregon's Coast Range. Sheep browsing of Douglas-fir was highest in May soon after bud break. Averaged over the 2 years of grazing,...

Resource Type:

Dissertation
Water quality impacts of free ranging cattle in semi-arid environments

Creator:

Larsen, Royce E.

Abstract:

The purpose of this study was to evaluate the effects that free ranging cattle have on water quality in semi-arid environments. There were three specific objectives: 1) To determine the concentration and distribution of cattle feces in meadows, riparian zones, and the associated uplands. 2) To determine the fecal deposition...

Resource Type:

Masters Thesis
Selected life history aspects and habitat use by Merriam's wild turkeys in Oregon

Creator:

Lutz, Robert Scott

Abstract:

Habitat use and reproductive success by Merriam's wild turkey (Meleagris gallopavo merriami) were studied in Wasco County, Oregon, during 1981-82. This low density turkey population selectively used forested cover types characterized by a variety of structural features, species, and age classes. They avoided monotypic forested cover types, used non-forested cover...

Resource Type:

Dissertation
Dietary compostion and nutritional status of sheep and goats grazing two rangeland types in Baluchistan, Pakistan

Creator:

Wahid, Abdul

Abstract:

The main objective of this research was to assess the nutritional status of sheep and goats grazing two rangeland types in Baluchistan, Pakistan. These types were Artemisia maritima/Haloxylon griffithii association represented by the Zarchi Field Station and Cymbopogon shoenanthus, found at the Tomagh Field Station. Seasonal above ground biomass production...

Resource Type:

Dissertation
Habitat use and spatial interactions of cattle, wild horses, mule deer, and California bighorn sheep in the Owyhee breaks of southeast Oregon

Creator:

Ganskopp, David C.

Abstract:

The objectives of this study were to quantify and describe: (1) the major plant communities and their distribution, (2) the distribution and movement patterns of large herbivores relative to water, topography, and plant communities, (3) the daily activity patterns of each herbivore, and (4) the borne range size of wild...

Resource Type:

Dissertation

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Academic Affiliation

Rangeland Resources7

Advisor

Winward, A. H.2
Britton, Carlton M.1
Buckhouse, John C.1
Crawford, John A.1
Johnson, Douglas E.1
more Advisors »

Commencement Year

Commencement Year range begin – Commencement Year range end

Current results range from 1979 to 1991

View distribution

Committee Member

Krueger, W. C.[remove]8
Chilcote, W. W.2
Emmingham, W. H.2
Starkey, E. E.2
Anthony, R. G.1
more Committee Members »

Creator

Clark, Robert G.1
Erhard, Dean Hamilton1
Ganskopp, David C.1
Larsen, Royce E.1
Leininger, Wayne C.1
more Creators »

Date

Date range begin – Date range end

Current results range from 1978 to 1990

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Decade

1990-19991
1980-19894
1970-19793

Degree Field

Rangeland Resources7
Wildlife Science1

Degree Level

Doctoral5
Master's3

Degree Name

Doctor of Philosophy (Ph.D.)5
Master of Science (M.S.)3

Language

English [eng]8

Non-Academic Affiliation

Oregon State University. Graduate School8

Peer Reviewed

No7

Resource Type

Dissertation5
Masters Thesis3

Rights Statement

Copyright Not Evaluated8

Subject

Cattle -- Manure -- Environmental aspects1
Douglas fir1
Forest ecology1
Goats -- Pakistan -- Feeding and feeds1
Grazing1
more Subjects »

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