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Creator:: Johnson, K. B. and Theiling, K. M.
Resource Type:: Conference Proceeding
Full Text:: and Plant Pathology Oregon State University, Corvallis, OR 97331-2902. Frequency of benomyl

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:: , sandy soil areas in the floodplains of the Willamette River now referred to as gallery forests or

Creator:: Clark, Deborah Louise, 1950-, Finley, Karen K., and Ingersoll, Cheryl A.
Abstract:: Erigeron decumbens var. decumbens, the Willamette daisy, is known only from the Willamette Valley of Oregon. Herbarium records, from the 1800's until 1934, indicate that the Willamette daisy was once common and widely distributed throughout the Willamette Valley (Clark et al. 1993). However, between 1934 and 1980, this taxon was...
Resource Type:: Technical Report
Full Text:: (Clark et al. 1993). However, between 1934 and 1980, this taxon was not observed or collected and was

Creator:: Wilson, Mark V., Ingersoll, Cheryl A., and Clark, Deborah Louise, 1950-
Abstract:: Seed size, abundance, viability, dormancy, and germination requirements strongly influence plant establishment and therefore are important considerations in restoration of native vegetation. These characteristics provide criteria for selection of suitable species, development of collection and pretreatment methods, and determination of seeding densities. The first set of objectives of this study...
Resource Type:: Technical Report
Full Text:: " and "SP"). The bulk mixtures were heavily dominated by one or more species of Carex (61% of the West

ScholarsArchive@OSU