Index Catalog // ScholarsArchive@OSU

Creator:: Calkin, James D.
Abstract:: The shake and wash technique (samples placed in a jar with alcohol added and shaken to remove the mites) was effective in removing 100% of the predator mites, and adult spruce spider mites from Douglas-fir foliage and 98% of the spruce spider mite nymphs. Eighty-eight percent of the spruce spider...
Resource Type:: Masters Thesis
Full Text:: (Pseudotsuga menziesii [Mirb] Franco) Christmas trees AN ABSTRACT OF THE THESIS OF James D. Calkin for the

Creator:: Peterson, Eric T.
Abstract:: The fungal ascomycete genus Otidea as represented in the Pacific Northwest of North America includes eight well known species and two poorly-known species. Cladistic analysis utilizing characters from ribosomal DNA and morphology allowed the development of a robust phylogenetic species concept for Otidea. The combination of characters from the ribosomal...
Resource Type:: Masters Thesis

Creator:: Bilbao, Pablo A.
Abstract:: Past studies of the Oregon and Washington coast have shown a rapid change in the coastal ocean conditions with the onset of upwelling in spring. This process, called the spring transition marks the change from winter to summer conditions along the west coast of Unites States. To examine the interannual...
Resource Type:: Masters Thesis
Full Text:: coastal wind field (Strub and James, 1988; Ebbesmeyer et al., 1996). The interannual variability of the

Creator:: Xu, Ling, 1963-
Abstract:: Polyclonal antisera were raised against isolates of bean common mosaic virus (BCMV) and bean common mosaic necrosis virus (BCMNV) using conventional serological methods. Infected tissues containing, respectively, 22 recognized BCMV and BCMNV isolates were tested against the two antisera by antigen-coated plate (ACP) ELISA and double antibody sandwich (DAS) ELISA....
Resource Type:: Masters Thesis
Full Text:: seed crops (Zaumeyer and Thomas, 1957). At the outset of this research, nucleotide sequences had

Creator:: Evers, Dale J.
Abstract:: The goal of these experiments was to ensile combinations of shrimp or crab waste with perennial ryegrass straw and analyze it for silage quality and ruminal degradability. The rapid deterioration of seafood wastes required initial preservation prior to ensiling to minimize odor production and protein breakdown. Eight experiments were conducted...
Resource Type:: Masters Thesis
Full Text:: upright silos (Parker, 1978). Barnett (1954) suggests a three foot internal diameter and six foot

Creator:: Miller, Alan Christopher
Abstract:: Responses of juvenile steelhead trout to changes in stream habitat resulting from an instream habitat rehabilitation project in Meadow Creek, Oregon were measured from 1991 through 1992 and compared to pre-treatment data from 1987 through 1990. Sixty nine pool-forming, and 59 channel-stabilizing log structures were constructed by the U.S. Forest...
Resource Type:: Masters Thesis
Full Text:: , and Dr. Zoe Ann Holmes, for their support and direction in completing this thesis. Dr. James Hall

Creator:: Fried, Brett M.
Abstract:: Public agencies need information on the value of recreational activities to assist in managing fish and wildlife species. Over the past two decades economists have developed and applied techniques to measure the value of such non-marketed commodities. The contingent valuation method (CVM) is one technique used by economists to measure...
Resource Type:: Masters Thesis
Full Text:: the contingent valuation method is considered here. PROBLEM STATEMENT In 1870, the Oregon

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