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Filtering by: Creator Meissner, Helen I. Remove constraint Creator: Meissner, Helen I. Degree Field Botany Remove constraint Degree Field: Botany

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Taxonomic status of fifty-three ornamental plants, twenty-five of disputed nomenclature

Creator:

Powell, Garland M.

Resource Type:

Masters Thesis

Full Text:

; to the seed companies who so generously furnished samples, and to growers for specimens. I am
A contribution to the study of Oregon plants visited by honey bees, with special reference to those utilized as a source of pollen

Creator:

Youse, Howard Ray

Resource Type:

Masters Thesis

Full Text:

, for her help and suggestions in the organization and correction of the material in this thesis. I am
A taxonomic comparison of the northwestern species of Cicuta and Oenanthe

Creator:

Collett, Arlie Benton

Resource Type:

Masters Thesis

Full Text:

; involucels of several slender bractiets; flowers small about i/s inch in diameter, white; calyx teeth quite
A taxonomic and ecologic study of the flora of Monument Peak, Oregon

Creator:

Aller, Alvin Ray

Resource Type:

Dissertation

Full Text:

par- ticular was done under the direction of Dr. Helen M, Gilkey for whose advice in the choice of
Key to the deciduous woody plants of Northwestern Oregon in winter

Creator:

Packard, Patricia Lois

Resource Type:

Masters Thesis

Full Text:

thesis is presented IJI/ i7n1t Typed by Bonita J. Miller ACKNOWLEDGMENTS I am greatly indebted to
An illustrated key to the ferns of Oregon

Creator:

Pembrook, Helen Patricia O'Donahue

Abstract:

The purpose of the work is to enable students of botany to identify accurately Oregon ferns, both as living plants and as dried specimens. Therefore, it provides vegetative keys to the families, genera and species of the ferns (Class FILICINAE) found in Oregon. Correct names have been determined using the...

Resource Type:

Masters Thesis

Full Text:

THE THESIS OF Helen Patricia O'Donahue Pembrook for the Master of Arts (Name) (Degree) Systematic
Oregon mushrooms

Creator:

Gilkey, Helen M., 1886-1972

Resource Type:

Masters Thesis

Full Text:

, Familien, Vol. I., Atkinson, Mushrooms, Edible, Poisonous, etc., Mcllvaine, One Thousand American Fungi
Plant materials for high school biology courses

Creator:

France, Emilie Margaret

Resource Type:

Masters Thesis

Full Text:

preteration of this paper Dr. Ethel I Sanborm has been advisor, and she suggested the topic because she knew
The partial purification-characterization of bean yellow mosaic virus

Creator:

Chairez, Ruben and Chairez, Ruben, 1942-

Abstract:

Factors limiting effective extraction and purification of bean yellow mosaic virus (BYMV) were investigated. Since the use of published techniques for purifying BYMV resulted in low yields of partially purified virus, an improved method for partial purification of this virus was developed. The following treatments of infectious crude extract decreased...

Resource Type:

Dissertation

Full Text:

treatments of infectious crude ex- tract decreased infectivity: (i) mechanical rupture of the chloroplasts
Ascocarp development in Anthracobia melaloma

Creator:

Larsen, Harold J.

Abstract:

Cultural and developmental characteristics of a collection of Anthracobia melaloma with a brown hymenium and a barred exterior appearance were examined. It grows well in culture on CM and CMMY agar media and has a growth rate of 17 mm in 18 hours. It is heterothallic and produces asexual multinucleate...

Resource Type:

Masters Thesis

Full Text:

development of Ascobolus stercorarius. Trans. Brit. Mycol. Soc. 46:393-400. Gwynne-Vaughan, Helen C. I. 1913

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Academic Affiliation

Botany26
Botany and Plant Pathology9
Botany4

Advisor

Corden, Malcolm E.5
Gilkey, Helen M.5
Corden, M. E.3
Smith, Frank H.3
Chilcote, W. W.2
more Advisors »

Commencement Year

Commencement Year range begin – Commencement Year range end

Current results range from 1911 to 1990

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Committee Member

Allen, Thomas C.1
Hansen, Henry P.1
MacDonald, Donald L.1
Morris, Roy O.1
Storm, Robert1
more Committee Members »

Creator

Mclachlan, J. L. (Jack Lamont), 1930 2
Aller, Alvin Ray1
Baldwin, Charles Harry1
Barkley, T. M. (Theodore Mitchell), 1934 1
Brown, Eugene Allen1
more Creators »

Date

Date range begin – Date range end

Current results range from 1911 to 1990

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Decade

1990-19991
1980-19891
1970-197910
1960-19697
1950-19598
1940-19496
1930-19394
1910-19192

Degree Field

Botany[remove]39
Anthropology1

Degree Level

Master's23
Doctoral16

Degree Name

Doctor of Philosophy (Ph.D.)16
Master of Science (M.S.)15
Master of Arts (M.A.)7
Master of Arts in Interdisciplinary Studies (M.A.I.S.)1

File Format

pdf1

Language

English [eng]39

Non-Academic Affiliation

Oregon State University. Graduate School39

Peer Reviewed

No39

Resource Type

Masters Thesis23
Dissertation16

Rights Statement

Copyright Not Evaluated36
No Copyright - United States2
In Copyright1

Subject

Fungicides3
Algae2
Botany -- Oregon2
Athapascan Indians1
Bean mosaic virus1
more Subjects »

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