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Foraging ecology of prairie falcons in northern California

Creator:: Haak, Bruce A.
Abstract:: Nine Prairie Falcons (Falco mexicanus) were radio-tagged in northern California during the spring and summer of 1976 and 1977 to study foraging behavior. The mean home range size for 3 males was 227.8 km²; largest portions of the home range were used during the incubation period. Shifts in foraging areas...
Resource Type:: Masters Thesis
Full Text:: AN ABSTRACT OF THE THESIS OF Bruce Allen Haak for the degree of

Epidermal tumors on juvenile English sole (Parophrys vetulus) from Yaquina Bay, Oregon

Creator:: Koike, Bruce Gary
Abstract:: Juvenile English sole (Parophrys vetulus) were collected in Yaquina Bay, Oregon from January, 1986 to March, 1987. Recruitment of young-of-the-year sole occurred from January to June, 1986 and again from December, 1986 to February, 1987. Emigration from Yaquina Bay started in September, 1986, but a small portion of the English...
Resource Type:: Masters Thesis
Full Text:: ) from Yaquina Bay, Oregon AN ABSTRACT OF THE THESIS OF Bruce Gary Koike for the degree of Masters

Seasonal variation in leaf weight and nitrogen content of Douglas-fir plantations in the Coast Range and Cascade Mountains of western Oregon

Creator:: Smith, Robert Bruce
Abstract:: Seasonal variations in Douglas-fir (Pseudotsuga menziesii (Mirb.) Franco) leaf weight and nitrogen content were measured in Oregon's Coast and western Cascade Ranges. Current and older foliage from thinned and unthinned stands were sampled monthly from October, 1978 to September, 1979. Changes in leaf weight per unit area of foliage and...
Resource Type:: Masters Thesis

Ecology of feral pigs on Santa Catalina Island

Creator:: Baber, Daniel W.
Abstract:: A feral pig population on Santa Catalina Island, California, was studied for 17 months beginning in July 1980. Density was estimated to be 21 to 34 pigs/km² (95% confidence interval) using capture-recapture techniques. Dry season home ranges determined from radio-telemetry data were small and differed significantly between boars and sows....
Resource Type:: Dissertation

Sheep grazing in Douglas-fir plantations of Oregon's Coast Range and its impact on big game habitat

Creator:: Rhodes, Bruce Douglas
Abstract:: As part of investigations to evaluate the suitability of sheep grazing in Douglas-fir (Pseudotsuga menziesii) plantations of Oregon's Coast Range, this research was designed to evaluate the effectiveness of sheep grazing in suppressing unwanted vegetation, determine seasonal variations in forage quality, and investigate the impact of sheep grazing on big...
Resource Type:: Masters Thesis
Full Text:: Coast Range and its impact on big game habitat AN ABSTRACT OF THE THESIS OF Bruce Douglas Rhodes for

Japan's import demand for Pacific Northwest frozen corn and potatoes

Creator:: Jacobsen, Twila M.
Abstract:: A net shift analysis was used to analyze growth in employment and value added from 1954 to 1982 in SIC 2037, Frozen Fruits, Fruit Juices, and Vegetables. This analysis indicated that the Pacific Northwest dominated the growth experienced in this sector over this time period. Oregon's share of total U.S....
Resource Type:: Masters Thesis
Full Text:: thank my major professor, Bruce Weber, for his time and patience throughout the development of the

Abundance, movements and feeding habits of the harbor seal, Phoca vitulina, at Netarts Bay, Oregon

Creator:: Brown, Robin Franklin
Resource Type:: Masters Thesis
Full Text:: privacy For my father Dr. Robert F. Brown and hi new grandson Jesse ACKNOWLEDGEMENTS I am very

Economic evaluation of projects and policies affecting anadromous fish : a simulation approach

Creator:: Hastie, James D.
Abstract:: Anadromous fish populations in the Pacific Northwest have undergone substantial change throughout the past century. Historical periods of over-harvest and the construction of numerous dams throughout the region have contributed to declines in the runs of naturally spawning stocks. Management efforts to rebuild fish populations have focused on the restriction...
Resource Type:: Dissertation
Full Text:: Abstract approved: r \S ^'-^—^ - (Sis'- Bruce A. McCarl Anadromous fish populations in the Pacific

The relationship of absentee ownership of manufacturing plants to income growth, income inequality and employment instability in Oregon

Creator:: Mandelbaum, Thomas B.
Abstract:: Absentee-owned manufacturing plants made up a significant portion of the manufacturing sector in Oregon. In both 1969 and 1979, more than a quarter of the state's wage and salary manufacturing workers were employed by manufacturers whose home offices were located in other states or nations. Although the orthodox economic view...
Resource Type:: Masters Thesis
Full Text:: worked with Bruce Weber. His insightful comments, and patient assistance allowed me to complete this

Status and habitat use of Columbian white-tailed deer in Douglas County, Oregon

Creator:: Smith, Winston Paul
Abstract:: A study conducted May 1978-December 1980 determined that the present geographic range of Columbian white-tailed deer, Odocoileus virginianus leucurus, (CWTD) in Douglas County, Oregon encompassed 1199km2. The area was predominately a Quercus woodland community, typical of the Interior Valley Zone of western Oregon. The CWTD distribution was not contiguous throughout...
Resource Type:: Dissertation
Full Text:: Use of Columbian White-tailed Deer in Douglas County, Oregon. Abstract approved: gAkt.te Bruce E.E

ScholarsArchive@OSU

Foraging ecology of prairie falcons in northern California

Epidermal tumors on juvenile English sole (Parophrys vetulus) from Yaquina Bay, Oregon

Seasonal variation in leaf weight and nitrogen content of Douglas-fir plantations in the Coast Range and Cascade Mountains of western Oregon

Ecology of feral pigs on Santa Catalina Island

Sheep grazing in Douglas-fir plantations of Oregon's Coast Range and its impact on big game habitat

Japan's import demand for Pacific Northwest frozen corn and potatoes

Abundance, movements and feeding habits of the harbor seal, Phoca vitulina, at Netarts Bay, Oregon

Economic evaluation of projects and policies affecting anadromous fish : a simulation approach

The relationship of absentee ownership of manufacturing plants to income growth, income inequality and employment instability in Oregon

Status and habitat use of Columbian white-tailed deer in Douglas County, Oregon

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