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Filtering by: Resource Type Masters Thesis Remove constraint Resource Type: Masters Thesis Subject Virus diseases of plants Remove constraint Subject: Virus diseases of plants

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Biochemical studies on a plant virus

Creator:

Kuehl, LeRoy Robert

Resource Type:

Masters Thesis
Aphid transmission of an undescribed virus from sweet cherry

Creator:

Smith, Gordon Kent

Resource Type:

Masters Thesis
Comparison of the host range and physical properties of Eola rasp leaf, tobacco ringspot and tomato ringspot viruses

Creator:

Liu, Kang-chien

Abstract:

Eola rasp leaf of cherry was first described by Milbrath and Reynolds in Oregon in 1961. Dr. Cadman of the Scottish Horticultural Research Institute suggested that this disease was incited by a strain of tomato ringspot virus (TomRSV), but since then controversial results with some isolates of EoIa rasp leaf...

Resource Type:

Masters Thesis
Studies on viruses isolated from roses with rose mosaic symptoms

Creator:

Watson, Thomas Ray

Abstract:

Previous work on the rose mosaic virus has produced uncertainty concerning the identity and properties of this virus. This work was undertaken to help establish the true identity of the virus and to determine some of its properties. A mechanically transmissible virus associated with rose mosaic virus disease of Rosa...

Resource Type:

Masters Thesis
Use of petroleum oils to prevent spread of stylet-borne viruses by aphids

Creator:

Ascerno, Mark E.

Abstract:

The use of petroleum oil prevented, to varying degrees: the transmission of three stylet-borne viruses in three different crops. The use of oils resulted in a marked improvement in the number of lily bulbs harvested from treated plots as compared to the number of lily bulbs harvested from untreated plots....

Resource Type:

Masters Thesis
Development of in vitro lily scale budlets as related to virus elimination

Creator:

Ruttum, Joanne C.

Abstract:

Lily hybrids vary in their ability to produce virus-free (VF) bulblets when grown from virus-infected scales in tissue culture. Asiatic hybrids typically produce a higher percentage of in vitro VF scale bulblets than do Lilium longiflorum cultivars. Three hypotheses concerning the cause of this variation are tested on five lily...

Resource Type:

Masters Thesis

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Academic Affiliation

Botany and Plant Pathology2
Entomology2
Botany1
Chemistry1

Advisor

Allen, Thomas C., jr.2
Swenson, K. G.2
Allen, Thomas C.1
King, Tsoo E.1

Commencement Year

Commencement Year range begin – Commencement Year range end

Current results range from 1955 to 1992

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Committee Member

Mok, Machteld C.1
Rickson, Fred R.1

Creator

Ascerno, Mark E.1
Kuehl, Leroy Robert1
Liu, Kang Chien1
Ruttum, Joanne C.1
Smith, Gordon Kent1
more Creators »

Date

Date range begin – Date range end

Current results range from 1955 to 1991

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Decade

1990-19991
1960-19694
1950-19591

Degree Field

Botany2
Entomology2
Botany and Plant Pathology1
Chemistry1

Degree Level

Master's6

Degree Name

Master of Science (M.S.)6

Language

English [eng]6

Non-Academic Affiliation

Oregon State University. Graduate School6

Peer Reviewed

No6

Resource Type

Masters Thesis[remove]6

Rights Statement

Copyright Not Evaluated6

Subject

Virus diseases of plants[remove]6
Aphididae2
Cherry -- Diseases and pests1
Lilies -- Disease-free stock1
Lilies -- Diseases and pests1
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