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Filtering by: Committee Member Johnson, Sherri L. Remove constraint Committee Member: Johnson, Sherri L. Committee Member Johnson, Kenneth B. Remove constraint Committee Member: Johnson, Kenneth B.

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Ascospore viability and dispersal from pruned branches infected with Anisogramma anomala

Creator:

Heckert, Stephanie

Abstract:

Viability and dispersal of ascospores of Anisogramma anomala, the cause of eastern filbert blight (EFB) on European hazelnut, from diseased branches pruned from trees were measured. In each of two years, branches bearing stromata of A. anomala were cut in mid-December and compared to branches cut near budbreak in March,...

Resource Type:

Masters Thesis

Full Text:

in this research. A special thanks to Dr. Ken Johnson and Dr. Jennifer Parke for their time and
Suppression of Microdochium Patch on Annual Bluegrass Putting Greens using Iron Sulfate, Phosphorous Acid, Sulfur, and Mineral Oil

Creator:

Mattox, Clint M.

Abstract:

Managing Microdochium patch on intensively manicured annual bluegrass putting greens is a challenge for turfgrass professionals in cool-humid climates similar to the Pacific Northwest. Fungicides are the predominant means to mitigate damage caused by this fungal pathogen, however pesticide restrictions are making it even more challenging to suppress Microdochium patch....

Resource Type:

Dissertation

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throughout this process; Dr. Kristin Trippe, Dr. Ken Johnson, Dr. Paul Koch, and Dr. Andrew Hulting. Viola
Understanding Host-Pathogen Interactions in the Sphaerulina musiva-Populus Pathosystem

Creator:

Dunnell, Kelsey Liann

Abstract:

Host-parasite interactions between the pathogen, Sphaerulina musiva, and its host, Populus spp., were examined in a series of studies. In the first study, variation in resistance of Populus nigra from 7 locations in Europe was differentiated based on the parameters cankers per cm and disease severity score. The analysis evaluated...

Resource Type:

Dissertation

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my committee members at Oregon State University: Dr. Thomas Wolpert, Dr. Kenneth Johnson, Dr
Interrelationship of wheat cultivar mixtures, stripe rust and yield

Creator:

Akanda, Shamsul I.

Resource Type:

Dissertation

Full Text:

special note of thanks goes to my committee members Kenneth B. Johnson, Mary L. Powelson, Warren E

Limit your search

Academic Affiliation

Botany and Plant Pathology3
Horticulture1

Advisor

Kowalewski, Alec R.1
Leboldus, Jared M.1
Mundt, Christopher C.1
Pscheidt, Jay W.1

Commencement Year

Commencement Year range begin – Commencement Year range end

Current results range from 1996 to 2020

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Committee Member

Johnson, Kenneth B.[remove]4
Eisgruber, Ludwig M.1
Hulting, Andrew G.1
Koch, Paul L.1
Kronstad, Warren E.1
more Committee Members »

Creator

Akanda, Shamsul I.1
Dunnell, Kelsey Liann1
Heckert, Stephanie1
Mattox, Clint M.1

Contributor

Dumelle, Michael J.1
Kowalewski, Alec R.1
Mcdonald, Brian W.1

Date

Date range begin – Date range end

Current results range from 1995 to 2020

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Decade

2020-20291
2010-20192
1990-19991

Degree Field

Botany and Plant Pathology3
Horticulture1

Degree Level

Doctoral3
Master's1

Degree Name

Doctor of Philosophy (Ph.D.)3
Master of Science (M.S.)1

Language

English [eng]4

License

All rights reserved3

Non-Academic Affiliation

Oregon State University. Graduate School3

Peer Reviewed

No4

Resource Type

Dissertation3
Masters Thesis1

Rights Statement

In Copyright3
Copyright Not Evaluated1

Subject

Anisogramma anomala -- Spores -- Oregon1
Eastern filbert blight -- Transmission -- Oregon1
Hazelnuts -- Diseases and pests -- Transmission -- Oregon1
Hazelnuts -- Pruning -- Oregon1
Host-parasite relationships1
more Subjects »

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