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Filtering by: Subject Pears -- Diseases and pests Remove constraint Subject: Pears -- Diseases and pests Resource Type Masters Thesis Remove constraint Resource Type: Masters Thesis

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Histological study of pear bark in relation to blight resistance

Creator:

McCormick, Andrew Cameron

Resource Type:

Masters Thesis

Full Text:

attention in this connection, and not only has the disease in question been studied, but its relation to
Determination of α-Amylase activity and soluble starch content in normal and cork spotted D̀'Anjou' pear fruit

Creator:

Li, Shiao Jing

Abstract:

There was a linear relationship of [alpha]-amylase activity from 2 to 12 hours incubation in both freeze-dried and fresh 'd'Anjou' pear fruit tissue. Activity was greater, however, in fresh as compared with freeze-dried tissues. [alpha]-Amylase activity from both types of samples was not detected until 60 minutes incubation. After 90...

Resource Type:

Masters Thesis

Full Text:

Activity and Soluble Starch Content in Normal and Cork Spotted ^D'Aniou' Pear Fruit Abstract approved
Natural spread of and competition between two bacterial antagonists of the fire blight pathogen, Erwinia amylovora, on blossoms of Bartlett pear

Creator:

Nuclo, Raymond L.

Resource Type:

Masters Thesis
Effect of iron on biological control of fire blight by Pseudomonas fluorescens A506

Creator:

Temple, Todd N.

Abstract:

Competitive exclusion has been the mechanism hypothesized to account for the biological control of fire blight disease of pear and apple by the bacterium Pseudomonas fluorescens A506 (A506). Recent laboratory assays demonstrated, however, that A506 produces an antibiotic that is toxic to the fire blight pathogen, Erwinia amylovora, when cultured...

Resource Type:

Masters Thesis

Full Text:

of fire blight disease of pear and apple by the bacterium Pseudomonas fluorescens A506 (A506
Enhancement of biological control for postharvest diseases of pear

Creator:

Benbow, Jesse M.

Abstract:

Yeast biocontrol agents that were applied to 'Bose' and 'Anjou' pears in the field up to three weeks prior to harvest were found to survive on the fruit at high population levels on both pear varieties. Cryptococcus infirmo-miniatus, Cryptococcus laurentii, and Rhodotorula glutinis maintained populations averaging 5 x 10⁶ cfu/fruit...

Resource Type:

Masters Thesis

Full Text:

treatment for control of postharvest fruit decay in pear. Plant Disease 78:791-795. Sugar, D. and R. A
Biology of Meligethes seminulum lec. (Coleoptera: Nitidulidae)

Creator:

Dickason, E. A. (Elvis Arnie), 1919-

Resource Type:

Masters Thesis

Full Text:

- ported as an economic pest because it destroys the flowers of cruciferous and uinbelliferous plants
Studies of yellow rust of Rubus

Creator:

Lund, Walter Thomas

Resource Type:

Masters Thesis

Full Text:

and Distribution of the Disease ............. i Purpose of the Investigation
Rhizoctonia of the potato

Creator:

Corsaut, Jesse Harrison

Resource Type:

Masters Thesis

Full Text:

the disease on sugar beets in 1858 , and on carrots in 1854. Following the report of the disease
Studies of the crinkle disease of strawberry, with special reference to its transmission

Creator:

Vaughan, Edward Kemp

Resource Type:

Masters Thesis

Full Text:

. Geographic Distribution and Econoric Importance 5 III. Symptomz of Crinkle IV. Nature of the Disease
Life history and habits of the strawberry crown-moth Aegeria rutilans

Creator:

Hills, Orin A.

Resource Type:

Masters Thesis

Full Text:

. "The best surest and easiest way to control this pest, however is to watch the plants closely early in

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Academic Affiliation

Botany and Plant Pathology93
Entomology67
Horticulture43
Forest Science24
Botany22
more Academic Affiliations »

Advisor

Berry, Ralph E.11
Hansen, Everett M.11
Mote, Don C.9
Powelson, Mary L.9
Roth, Lewis F.9
more Advisors »

Commencement Year

Commencement Year range begin – Commencement Year range end

Current results range from 1911 to 2017

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Committee Member

Hansen, Everett8
Johnson, Ken7
Johnson, Kenneth B.6
Miller, Jeff5
Mundt, Chris5
more Committee Members »

Creator

Abu Irmaileh, Barakat Eid Ahmad1
Adams, David Howard1
Adlerz, W. C. (Warren Clifford)1
Agne, Michelle C.1
Aldridge, Jack Clifton1
more Creators »

Date

Date range begin – Date range end

Current results range from 1911 to 2017

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Decade

2010-201944
2000-200951
1990-199971
1980-198949
1970-197925
1960-196925
1950-195923
1940-19499
1930-193910
1920-19293
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Degree Field

Botany and Plant Pathology73
Entomology72
Horticulture43
Botany35
Forest Science25
more Degree Fields »

Degree Level

Master's316

Degree Name

Master of Science (M.S.)311
Master of Arts (M.A.)3
Master of Agriculture (M.Ag.)1
Master of Forestry (M.F.)1

File Format

application/pdf15

Language

English [eng]316

License

All rights reserved73

Location

Oregon, Oregon, United States, (Administrative Boundary)1

Non-Academic Affiliation

Oregon State University. Graduate School316

Peer Reviewed

No305

Resource Type

Masters Thesis[remove]316

Rights Statement

Copyright Not Evaluated211
In Copyright97
No Copyright - United States8

Subject

Douglas fir -- Diseases and pests9
Potatoes -- Diseases and pests8
Strawberries -- Diseases and pests8
Douglas fir -- Diseases and pests -- Oregon7
Beans -- Diseases and pests6
more Subjects »

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