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Filtering by: Advisor Horner, Chester E. Remove constraint Advisor: Horner, Chester E. Academic Affiliation Botany Remove constraint Academic Affiliation: Botany

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Streptomycin absorption and translocation by hops (Humulus lupulus L.) and effects of streptomycin on the hop downy mildew disease

Creator:

Maier, Charles Robert

Resource Type:

Dissertation

Full Text:

the authw 1a deeply gratetul to Dr. c. E. Horner, who sug gested the .P""Oblem, and whos• advice and
The effect of soil moisture and temperature on survival of Verticillium microsclerotia

Creator:

Nadakavukaren, Mathew Joseph

Resource Type:

Dissertation

Full Text:

. Chester E. Horner, for suggest ing this problem and for his invaluable advice and coun sel throughout
Resistance in hops to systemic rootstock and crown infection by downy mildew

Creator:

Skoe, Donald Edward

Resource Type:

Masters Thesis

Full Text:

Gladys Averette A CKNO WLEDC- MENT S Sincere appreciation .s extendod to Dr. C. E. Torn.er for
Influence of host and non-host plants upon populations of Verticillium dahliae in soil

Creator:

Lacy, Melvyn Leroy

Abstract:

The incitant of Verticillium wilt of peppermint (Verticillium dahliae Kleb.) causes disease symptoms only in the genera Mentha (the mints) and Monarda. This fungus is unable to grow saprophytically through natural soil. V. dahliae survives in soil by colonizing and forming microsclerotia in susceptible plants, living root tissue of many...

Resource Type:

Dissertation

Full Text:

wish to extend rny sincerest thanks to Dr. C, E. Horner for guidance and encouragerrrent throughout
A disease of peppermint caused by Phoma menthae

Creator:

Melouk, Hassan Aly

Abstract:

Phoma menthae Strasser causes black lesions and cankers on stems and rhizomes of Mentha piperita L. The fungus was isolated from infected rhizomes and stems. The optimum temperature for growth of the fungus in culture was between 20-25°C; little growth occurred at 5°C, and no growth occurred at 35.5°C. Among...

Resource Type:

Masters Thesis

Full Text:

ACKNOWLEDGMENT I wish to extend my sincere thanks to Dr. Chester E. Horner for suggesting the problem, for
Inactivation of Verticillium dahliae in peppermint stems by propane gas flaming

Creator:

McIntyre, John Lee

Abstract:

The fungus Verticillium dahliae Kleb. causes a wilt disease of peppermint, Mentha pipertita L. Propane flaming of peppermint stubble is widely used to control Verticillium wilt in the Willamette Valley of Oregon, but little is known about the temperature required for effective control of the fungus. The purposes of this...

Resource Type:

Masters Thesis

Full Text:

Privacy C. E. Horner The fungus Verticillium dahliae Kleb. causes a wilt disease of peppermint, Mentha

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Academic Affiliation

Botany[remove]6

Advisor

Horner, Chester E.5
Horner, C. E.1

Commencement Year

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Current results range from 1959 to 1971

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Creator

Lacy, Melvyn Leroy1
Maier, Charles Robert1
Mcintyre, John Lee1
Melouk, Hassan Aly1
Nadakavukaren, Mathew Joseph1
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Date

Date range begin – Date range end

Current results range from 1958 to 1971

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Decade

1970-19791
1960-19694
1950-19591

Degree Field

Botany6

Degree Level

Doctoral3
Master's3

Degree Name

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

Language

English [eng]6

Non-Academic Affiliation

Oregon State University. Graduate School6

Peer Reviewed

No6

Resource Type

Dissertation3
Masters Thesis3

Rights Statement

Copyright Not Evaluated6

Subject

Peppermint -- Diseases and pests3
Hops -- Diseases and pests2
Downy mildew diseases1
Fungi in agriculture1
Phoma menthae1
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