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Filtering by: Alternative title ssim Breeding tomatoes for localized environment Remove constraint Alternative title ssim: Breeding tomatoes for localized environment Decade 1960-1969 Remove constraint Decade: 1960-1969 Degree Field Botany Remove constraint Degree Field: Botany

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Contributions to the plant ecology of the Oregon coastal sand dunes

Creator:

Wiedemann, Alfred M.

Abstract:

Sand dunes are found along the coasts of most of the large land masses of the world. Because of their proximity to man and his activities, the maritime sand dunes of Europe, particularly Germany, France, Holland and Scandinavia, have the longest history of stabilization activities and botanical investigation. There are...

Resource Type:

Dissertation

Full Text:

AN ABSTRACT OF THE THESIS OF Botany Alfred Max Wiedemann for
Pink root of onion caused by Pyrenochaeta terrestris

Creator:

Hess, Wilford M., 1934-

Resource Type:

Dissertation

Full Text:

resistant to the pink root organism. Basic information needed for a successful breeding program would
Factors influencing the development of onion pink root disease incited by Pyrenochaeta terrestris (Hansen) Gorenz, Walker, Larson

Creator:

Pack, Paul Eugene

Abstract:

A study was conducted of the influence of various climatic and soil factors on the development of onion pink root disease and of the influences of temperature, light, pH, carbon and nitrogen sources, and vitamins on the growth in vitro of an Oregon isolate of the pink root fungus, Pyrenochaeta...

Resource Type:

Masters Thesis

Full Text:

). In breeding work .Davis (9) has :used a more general system which is perhaps more useful for
Hybridization between Arctostaphylos viscida and A. canescens in Oregon

Creator:

Gottlieb, Leslie D., 1936-

Abstract:

Arctostaphylos viscida Parry and A. canescens Eastw., two well-known and frequently encountered manzanitas in the Siskiyou Mountains in southwestern Oregon, are shown to hybridize and to produce an extensive series of morphological intermediates. The hybridization occurs wherever populations of these two species meet at contact zones of serpentine and non-serpentine...

Resource Type:

Masters Thesis

Full Text:

. Canescens in Oregon AN ABSTRACT OF THE THESIS OF Leslie David Gottlieb for the Master of Science (Name
Variation in, and the effects of vitamins on Verticillium albo-atrum

Creator:

Roth, Jonathan Nicholas

Resource Type:

Dissertation

Full Text:

severe wilt -type disease. No generally effective controls for this disease are known. Breeding for

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Academic Affiliation

Botany and Plant Pathology3
Botany2

Advisor

Brandt, W. H.1
Chambers, Kenton L.1
Chilcote, W. W.1
Powelson, Robert L.1
Vaughan, E. K.1

Commencement Year

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Current results range from 1962 to 1966

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Creator

Gottlieb, Leslie D., 1936 1
Hess, Wilford M., 1934 1
Pack, Paul Eugene1
Roth, Jonathan Nicholas1
Wiedemann, Alfred M.1

Date

Date range begin – Date range end

Current results range from 1962 to 1966

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Decade

1960-1969[remove]5

Degree Field

Botany[remove]5

Degree Level

Doctoral3
Master's2

Degree Name

Doctor of Philosophy (Ph.D.)3
Master of Science (M.S.)2

Language

English [eng]5

Non-Academic Affiliation

Oregon State University. Graduate School5

Peer Reviewed

No4

Resource Type

Dissertation3
Masters Thesis2

Rights Statement

Copyright Not Evaluated5

Subject

Onions -- Diseases and pests2
Pyrenochaeta terrestris2
Pink-root disease1
Plant ecology1
Sand dune ecology1
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