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Molecular phylogenetic analyses of Riccia and Marchantiales

Creator:: Wheeler, John A. (John Allen)
Resource Type:: Dissertation
Full Text:: AN ABSTRACT OF THE DISSERTATION OF John A. Wheeler for the degree of Doctor of Philosophy in

Final report, year two: Control of Brachypodium sylvaticum and restoration of rare native upland prairie habitat at Butterfly Meadows, Benton County ODA 1514 GR

Creator:: Clark, Deborah Louise, 1950-, Blakeley-Smith, Matt, Hammond, Paul, Johnson, Deborah, Kaye, Tom, Kelpsas, Bruce, Pfund, Fred, Vomocil, Marc, and Wilson, Mark V.
Abstract:: Our project goal is to protect and restore rare Willamette Valley upland prairie habitat at Butterfly Meadows (Benton County) from invasion by the noxious weed Brachypodium sylvaticum (false brome). Native prairies, which once dominated the landscape of the Willamette Valley, are considered among the rarest of Oregon’s ecosystems and are...
Resource Type:: Technical Report
Full Text:: , after sowing in field plots in November 2003 at Butterfly Meadows, Benton County, OR. Plots had been

Final report [year one]: Control of Brachypodium sylvaticum and restoration of rare native upland prairie habitat at Butterfly Meadows, Benton County ODA 1342 GR

Creator:: Clark, Deborah Louise, 1950-, Hammond, Paul, Johnson, Deborah, Kaye, Tom, Kelpsas, Bruce, Pfund, Fred, Vomocil, Marc, and Wilson, Mark V.
Abstract:: Our project goal is to protect and restore rare Willamette Valley upland prairie habitat at Butterfly Meadows (Benton County) from invasion by the noxious weed Brachypodium sylvaticum (false brome). Native prairies, which once dominated the landscape of the Willamette Valley, are considered among the rarest of Oregon’s ecosystems and are...
Resource Type:: Technical Report
Full Text:: and Restoration of Rare Native Upland Prairie Habitat at Butterfly Meadows, Benton County ODA

Conservation biology of Plagiobothrys hirtus (Boraginaceae) : evaluation of life history and population enhancement

Creator:: Amsberry, Kelly
Abstract:: Plagiobothrys hirtus (Boraginaceae) is a state and federally listed endangered plant found only in Douglas County, Oregon. This vernal pool endemic has historically been threatened by agricultural conversion of seasonal wetlands in the Sutherlin area, and is currently being eradicated as habitat is lost due to the rapid urban development...
Resource Type:: Masters Thesis
Full Text:: found only in Douglas County, Oregon. This vernal pool endemic has historically been threatened by

The effects of two fuel reduction treatments on chaparral communities in southwest Oregon

Creator:: Sikes, Kendra G.
Abstract:: Fuel reduction treatments are being applied to public lands, affecting significant acreage at considerable expense. This study compares the short term effects on a chaparral plant community of two different fuel reduction methods, brush mastication and "hand piling and burning" (HPB). Ceanothus cuneatus dominated the southwestern Oregon study sites where...
Resource Type:: Masters Thesis

Relationships of exotic species and wildfire to the threatened plant Silene spaldingii

Creator:: Menke, Carolyn A.
Abstract:: In the canyon grasslands of Garden Creek Ranch Preserve in Idaho, where the threatened plant Silene spaldingii occurs and invasion by the exotic species Centaurea solstitialis and Bromus tectorum is proceeding rapidly, I examined environmental and community patterns of site invasion, and evaluated the apparent influence of invasion on Silene...
Resource Type:: Masters Thesis
Full Text:: productivity in invaded populations, or may indicate that mature Silene plants and the exotic species

Reproduction, demography, and habitat characterization of Astragalus peckii (Fabaceae), a rare central Oregon endemic

Creator:: Martin, Elizabeth F.
Abstract:: With little previous research on Astragalus peckii (Fabaceae), a state-listed Threatened species in Oregon, I investigated three facets of its biology which are integral to the conservation and management of the species. First, a four-year demographic study of two large populations revealed increasing population growth at one site (Chiloquin) and...
Resource Type:: Dissertation
Full Text:: germination or seedling survival. In order to minimize inbreeding depression in the field, adequate sizes

The fruits and seeds of the Rancho La Brea Pleistocene deposits

Creator:: Templeton, Bonnie Carolyn
Abstract:: More than 4,000 specimens of fruits and seeds were extracted from the matrix removed from inside the skulls of sabre-tooth cats excavated from various pits in the Rancho La Brea deposits. Of this number, spproximately 1,445 specimens are involved in this study. Many comparisons with modern fruits and seeds made...
Resource Type:: Dissertation

Danebo Wetland Prairie Project Environmental Education Curriculum

Creator:: Windham, George, Wagner, Jan, Ruzicka, Angela, Clark, Deborah Louise, 1950-, Wilson, Mark V., and Lederman, Norman
Abstract:: One goal of this environmental education curriculum is that students will gain an appreciation of Willamette Valley wetland prairies, a threatened ecosystem, and will gain an understanding of the importance of protecting these wetlands. A second goal is that students will see first-hand the processes involved in conducting scientific field...
Resource Type:: Other
Full Text:: Curriculum Prepared by George Windham Jan Wagner Kennedy Middle School Eugene, OR and Angela Ruzicka

Taxonomy of some endophytic and epiphytic genera of Phaeophyta on the Oregon coast

Creator:: O'Flaherty, Mary Louise
Resource Type:: Masters Thesis
Full Text:: to light a number of little known or wholly new species and varieties on the Pacific Coast of North

ScholarsArchive@OSU

Molecular phylogenetic analyses of Riccia and Marchantiales

Final report, year two: Control of Brachypodium sylvaticum and restoration of rare native upland prairie habitat at Butterfly Meadows, Benton County ODA 1514 GR

Final report [year one]: Control of Brachypodium sylvaticum and restoration of rare native upland prairie habitat at Butterfly Meadows, Benton County ODA 1342 GR

Conservation biology of Plagiobothrys hirtus (Boraginaceae) : evaluation of life history and population enhancement

The effects of two fuel reduction treatments on chaparral communities in southwest Oregon

Relationships of exotic species and wildfire to the threatened plant Silene spaldingii

Reproduction, demography, and habitat characterization of Astragalus peckii (Fabaceae), a rare central Oregon endemic

The fruits and seeds of the Rancho La Brea Pleistocene deposits

Danebo Wetland Prairie Project Environmental Education Curriculum

Taxonomy of some endophytic and epiphytic genera of Phaeophyta on the Oregon coast

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