Index Catalog // ScholarsArchive@OSU

Increasing Vitamin D Levels to Improve Fertilization Rates in Cattle

Creator:: Peixoto de Souza, Vanessa
Abstract:: Recently, an interest in supplementation of vitamin D to improve aspects of health, especially in human fertility, has emerged. However, supplementation of Vitamin D above the minimum required levels to prevent deficiency has yet to be explored in cattle despite evidence for vitamin D receptors in reproductive tissues. The objective...
Resource Type:: Masters Thesis
Full Text:: Sciences presented on June 4, 2021. Title: Increasing Vitamin D Levels to Improve Fertilization Rates

Status and habitat preference of California bighorn sheep on Sheldon National Wildlife Refuge, Nevada

Creator:: Hansen, Michael Charles
Abstract:: A herd of California bighorn sheep (Ovis canadensis californiana), re-introduced to the area of Hell Creek on the Sheldon National Wildlife Refuge in northwestern Nevada, was studied from 15 June 1978 to 20 August 1980. Major vegetation and physiographic types were delineated and described. Habitat preferences were determined from field...
Resource Type:: Masters Thesis
Full Text:: on Sheldon National Wildlife Refuge, Nevada AN ABSTRACT OF THE THESIS OF Michael Charles Hansen

Comparative winter survival of wild and game farm pheasants with predator control practiced on Eliza Island, Washington

Creator:: Hansen, Charles Goodman
Resource Type:: Masters Thesis
Full Text:: CHARLES GOODMAN HANSEN A ¶NESIS submitted to OREGON STATE COLLEGE in parta1 fulfillment of thø

Inter-test Comparison of Three Preschool Language Tests : SICD, PLS, a d PPVT R

Creator:: Hansen, Laura S.
Abstract:: Thirty preschoolers were tested for language skills using the Preschool Language Scale (PLS), Peabody Picture Vocabulary Test-Revised (PPVT-R) Form L, and Sequenced Inventory of Communication Development (SICD). Each child's age scores on one test were compared to his/her scores on the other two tests. As a group, the children achieved...
Resource Type:: Masters Thesis
Full Text:: : SICD, PLS, and PPVT-R AN ABSTRACT OF THE THESIS OF Laura S. Hansen for the degree of Master of Arts

The use of objective sampling procedures in estimating Oregon filbert production

Creator:: Huszar, Charles Karoly
Abstract:: In an attempt to improve the mid-season forecast of filbert production, objective measure techniques were started in 1955 on an experimental basis. In the following years an adjusted ratio estimate was used to forecast the filbert production. The purpose of this study was to review the different assumptions and consider...
Resource Type:: Masters Thesis
Full Text:: Oregon Filbert Production AN ABSTRACT OF THE THESIS OF Charles Karoly Huszar for the (Name of

Women's voices : the emergence of female identity in Bleak House and Little Dorrit

Creator:: Van Ras, Tamara L.
Abstract:: Dedicated to recording, portraying, and indicting the social inequities that he witnessed in nineteenth century Victorian England, one of Charles Dickens' many concerns was the roles assigned to women both in the public and private spheres. The purpose of this thesis is to examine the narratives of Amy Dorrit and...
Resource Type:: Masters Thesis
Full Text:: Victorian England, one of Charles Dickens' many concerns was the roles assigned to women both in the

Phytosociology of the ponderosa pine type on pumice soils in the Upper Williamson River Basin, Klamath County, Oregon

Creator:: Volland, Leonard A.
Abstract:: The study was conducted over approximately 191,000 acres in central Klamath County, Oregon. The research had three objectives: first, to describe and classify the seral and near-climax vegetation by using polyclimax principles; secondly, to determine the southern extension of five plant associations and one plant associes as previously described by...
Resource Type:: Masters Thesis
Full Text:: characterized by an AOO, Al, AC, C, and D horizon sequence. A qualitative reconnaissance method permitted

Population characteristics and habitat utilization of bighorn sheep, Steens Mountain, Oregon

Creator:: Van Dyke, Walter A.
Abstract:: A herd of re-introduced California bighorn sheep (Ovis canadensis californiana) was studied from 15 June 1976 to 31 August 1977. Thirteen major and seven minor habitats were delineated and described. Habitat use by bighorns was observed throughout the study and a habitat preference value (H.P.V.) was calculated based on use...
Resource Type:: Masters Thesis
Full Text:: influential in making this study a success. Dr. E. Charles Meslow, my major professor provided a continual

An ecological reconnaissance of the artemisia steppe on the east central Owyee uplands of Oregon

Creator:: Culver, Roger Norman
Abstract:: As the management of range lands is intensified or as improvement activity is increased, a critical need is seen to refine the understanding of the ecology of these lands. If soil surveys on range lands are to be meaningful and useful, the relationship between the fundamental ecological units and the...
Resource Type:: Masters Thesis
Full Text:: - - Dr. C. T. Youngberg, Dr. D. W. Hedrick, and Dr. W. W. Chilcote. The writer is grateful for support

Characterization of selected plant communities within the Tillamook Burn in northwestern Oregon

Creator:: Bailey, Arthur W.
Abstract:: A study was initiated in 1961 to characterize seral plant communities in a part of the Cedar Creek drainage in the Tillamook Burn. Stratification of vegetation into ecological units was a necessary first step in conifer-animal damage studies supported by the Oregon State Game Commission. Reconnaissance information was recorded in...
Resource Type:: Masters Thesis
Full Text:: vegetation, l 7 y e ars after fire, reflects environmental controls and may be use d to stratify the

ScholarsArchive@OSU

Increasing Vitamin D Levels to Improve Fertilization Rates in Cattle

Status and habitat preference of California bighorn sheep on Sheldon National Wildlife Refuge, Nevada

Comparative winter survival of wild and game farm pheasants with predator control practiced on Eliza Island, Washington

Inter-test Comparison of Three Preschool Language Tests : SICD, PLS, a d PPVT R

The use of objective sampling procedures in estimating Oregon filbert production

Women's voices : the emergence of female identity in Bleak House and Little Dorrit

Phytosociology of the ponderosa pine type on pumice soils in the Upper Williamson River Basin, Klamath County, Oregon

Population characteristics and habitat utilization of bighorn sheep, Steens Mountain, Oregon

An ecological reconnaissance of the artemisia steppe on the east central Owyee uplands of Oregon

Characterization of selected plant communities within the Tillamook Burn in northwestern Oregon

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