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Filtering by: Subject Squashes--Diseases and pests Remove constraint Subject: Squashes--Diseases and pests

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Diagnosis and Etiology of a Soilborne Disease Complex of Winter Squash (Cucurbita maxima) in the Willamette Valley, OR

Creator:

Rivedal, Hannah M.

Abstract:

Winter squash (Cucurbita maxima) grown in Oregon’s Willamette Valley for edible seed, frozen foods, and fresh markets is susceptible to an undiagnosed soilborne disease. Diseased squash fields exhibit symptoms of stunting, root and crown rot, vascular discoloration, and late-season wilt, which in extreme cases can lead to total crop failure....

Resource Type:

Dissertation

Full Text:

Pathology presented on March 18, 2019. Title: Diagnosis and Etiology of a Soilborne Disease Complex of
Seed and pollen transmission of cherry ring spot virus in buttercup squash

Creator:

Das, Chittaranjan

Resource Type:

Dissertation

Full Text:

Legunuinosae. Stewart and Reddick (L1, p. 61) reported the occurrence of a mosaic disease of Pea beans
Screening for Viral Disease in the OSU Tomato Breeding Program

Creator:

Kershner, Alexandria C.

Abstract:

Disease control is a crucial aspect of plant breeding for researchers as well as commercial producers. After samples from OSU's tomato breeding program tested positive for Columnea latent viroid in a screen done by a private company, secondary testing was done by the USDA laboratory in Corvallis which suggested that...

Resource Type:

Honors College Thesis

Full Text:

1 Screening for Viral Disease in the OSU Tomato Breeding
The biology and control of the insect vectors of potato viruses in Oregon

Creator:

Crumb, S. E. (Samuel Ebb)

Resource Type:

Dissertation

Full Text:

project. He has grown the tuber samples from insecticide plots and determined the amount of disease
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
An investigation involving the sampling of morphological characters for use in estimating disease resistance and sample size in hops

Creator:

Hunt, Oliver Joseph

Resource Type:

Dissertation

Full Text:

characters for use in estimating disease resistance and sample size in hops AN INVESTIGATION INVOLVING THE
A study of the viruses infecting European and American potato varieties

Creator:

Dykstra, Theodore P. (Theodore Peter), 1896-1979

Resource Type:

Dissertation

Full Text:

emphasizes the necessity of distinguishinr between a virus and the type of disease it causes. That
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
Physiologic specialization and etiology of red stele disease, Phytophthora fragariae Hickman, of strawberries, and attempts at control

Creator:

Wooley, Paul Henry

Resource Type:

Dissertation

Full Text:

Disease, Phytophthora Fragariae Hickman, of Strawberries, and Attempts at Control PHXSIOLOOIC
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

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Academic Affiliation

Botany and Plant Pathology165
Entomology94
Botany66
Horticulture65
Crop and Soil Science35
more Academic Affiliations »

Advisor

Hansen, Everett M.18
Roth, Lewis F.18
Berry, Ralph E.13
Milbrath, J. A.12
Vaughan, Edward K.11
more Advisors »

Commencement Year

Commencement Year range begin – Commencement Year range end

Current results range from 1911 to 2019

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Unknown 1,269

Committee Member

Fisher, Glenn11
Johnson, Kenneth11
Hayes, Patrick10
Johnson, Ken10
Hansen, Everett9
more Committee Members »

Conference Name

Western Orchard Pest and Disease Management Conference334
Pacific Northwest Insect Management Conference66
Pacific Northwest Vegetable Insect Conference11

Conference Section/Track

Pome Fruits158
Deciduous Orchard Diseases40
Chemical Control/New Products36
Foliage and Seed Feeding Pests23
Nuts21
more Conference Section/Tracks »

Creator

Oregon State University. Extension Service263
Oregon State College. Agricultural Experiment Station152
United States. Forest Service. Northern Region. State & Private Forestry151
Pscheidt, Jay W.94
United States. Forest Service. Northern Region70
more Creators »

Contributor

Mack, H. J.1
Vaughan, E. K.1

Date

Date range begin – Date range end

Current results range from 1892 to 2021

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Decade

1990-1999362
1980-1989301
1970-1979214
1960-1969118
1950-195982
1940-194995
1930-1939100
1920-192936
1910-191913
1900-190919
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Degree Field

Botany and Plant Pathology127
Entomology97
Botany79
Horticulture62
Crop Science42
more Degree Fields »

Degree Level

Master's339
Doctoral225
Bachelor's21

Degree Name

Master of Science (M.S.)331
Doctor of Philosophy (Ph.D.)225
Bachelor of Science (B.S.)12
Master of Arts (M.A.)6
Honors Bachelor of Science (H.B.S.)3
more Degree Names »

File Format

application/pdf312
pdf173

Language

English [eng]1,843
Spanish; Castilian [spa]5

License

All rights reserved138
Public Domain Mark 1.03
Attribution-NonCommercial 4.0 (CC BY-NC 4.0)2

Location

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

Non-Academic Affiliation

Oregon State University. Graduate School561
Oregon State University. Agricultural Experiment Station288
Oregon State University. Extension Service273
Oregon State University. Honors College3
Oregon Explorer1
more Non-Academic Affiliations »

Peer Reviewed

No1,015
Yes225

Resource Type

Technical Report790
Conference Proceeding412
Masters Thesis338
Dissertation225
Other51
more Resource Types »

Rights Statement

Copyright Not Evaluated1,056
In Copyright722
No Copyright - United States69

Subject

Agricultural pests -- Control -- Congresses388
Apples -- Diseases and pests136
Pears -- Diseases and pests125
Report (United States. Forest Service. Northern Region. Insect and Disease Management)69
Codling moth -- Control58
more Subjects »

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