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The role of Verticillium albo-atrum Reinke and Berth in seed transmission and induction of a latent disease of Pelargonium

Creator:: Koocheki, Hormozdyar Khodadad
Abstract:: Many initially healthy Pelargonium seedlings developed symptoms of Verticillium wilt in an Oregon State University greenhouse when they attained blooming age. The symptoms first appeared in May as "edge burning," yellowing, and wilting of leaves. In late summer, these seedlings which were the offspring of Verticillium infected plants, became severely...
Resource Type:: Masters Thesis
Full Text:: a learned and under- standing director, Dr. Roy A. Young. The writer wishes to thank Dr. Frank P

The frequency of occurrence of corticolous lichens on Quercus garryana in the Willamette Valley

Creator:: Saxton, Robert Howard
Abstract:: This study was made to present any evidence as to differences in the frequency of occurrence of corticolous lichens from east to west in the Willamette Valley on a bark substrate of Quercus Garryana. Twenty-four species of lichens were observed to be present within the grid area of the 100...
Resource Type:: Masters Thesis
Full Text:: . Special thanks are extended to Professor Frank Beer, major professor, general science, and Doctor

An illustrated key to the ferns of Oregon

Creator:: Pembrook, Helen Patricia O'Donahue
Abstract:: The purpose of the work is to enable students of botany to identify accurately Oregon ferns, both as living plants and as dried specimens. Therefore, it provides vegetative keys to the families, genera and species of the ferns (Class FILICINAE) found in Oregon. Correct names have been determined using the...
Resource Type:: Masters Thesis
Full Text:: have received from all those concerned with this project: Dr. Frank H. Smith, major professor, for

The electrical conductivity of Atlantic type pyromagmas from Mount Etna, Sicily

Creator:: Mathews, Frank Samuel
Abstract:: The electrical conductivity of the pyromagmas from the Northeast Crater of Mount Etna, Sicily was measured over the temperature range 1032°C to 1071°C and over the frequency range 1 kHz to 400 kHz. Measurements were made using a four-terminal Wenner array in conjunction with a Wavetek Model 110B portable signal...
Resource Type:: Dissertation
Full Text:: AN ABSTRACT OF THE THESIS OF FRANK SAMUEL MATHEWS for the

The Oregon State University Federal Cooperative Extension Service : 1911-1961

Creator:: Ballard, Frank Llewellyn and Oregon State University. Extension Service
Resource Type:: Book

Influence of red alder on fertility of a forest soil: microbial and chemical effects

Creator:: Bollen, Walter Beno, 1896- and Oregon State University. Forest Research Laboratory
Resource Type:: Technical Report
Full Text:: , Principal E. L. KOLBE, Alternate J. E. SCHROEDER, Principal FRANK SARGENT, Alternate CLEM POPE, Principal

Nitrates in cattle feeding

Creator:: Adams, H. P. (Holyoke Purinton), 1922-, Peterson, K. J., Adams, Frank William, and Oregon State University. Extension Service
Abstract:: Published October 1966. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Technical Report
Full Text:: Oregon State University Nitrates in Cattle Feeding s c FS 108 ae,, Reprinted October 1985 amounts of

The Ore bin ; Vol. 30 No. 12 (October 1971)

Creator:: Oregon. Dept. of Geology and Mineral Industries, Vallier, T. L. (Tracy L.), and Brogan, Phil F., 1896-
Resource Type:: Journal
Full Text:: issues 10 cents each. Second class postage paid at Portland, Oregon GOVERNING BOARD Frank C. McColloch

Visitor information service book for the Deschutes National Forest : an abstract of literature, personal recollections, and interviews dealing with the Deschutes Forest

Creator:: Brogan, Phil F., 1896-, United States. Forest Service. Pacific Northwest Region, and Deschutes National Forest (Or.)
Abstract:: Gerald W. Williams Collection
Resource Type:: Book
Full Text:: report says Frank Law came up f rpm Portland to assist Merritt. irorig. Merritt was in Portland and the

1959 evaluation of disease resistant peas in the Pacific Northwest

Creator:: Barton, Donald Wilbur, 1921- and Oregon State College. Agricultural Experiment Station
Abstract:: Published March 1960. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Technical Report
Full Text:: . 1956. Host range studies on pea enation mosaic virus. Plant Dis. Reptr. 40:11-14. McWhorter, Frank P

ScholarsArchive@OSU

The role of Verticillium albo-atrum Reinke and Berth in seed transmission and induction of a latent disease of Pelargonium

The frequency of occurrence of corticolous lichens on Quercus garryana in the Willamette Valley

An illustrated key to the ferns of Oregon

The electrical conductivity of Atlantic type pyromagmas from Mount Etna, Sicily

The Oregon State University Federal Cooperative Extension Service : 1911-1961

Influence of red alder on fertility of a forest soil: microbial and chemical effects

Nitrates in cattle feeding

The Ore bin ; Vol. 30 No. 12 (October 1971)

Visitor information service book for the Deschutes National Forest : an abstract of literature, personal recollections, and interviews dealing with the Deschutes Forest

1959 evaluation of disease resistant peas in the Pacific Northwest

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