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Filtering by: Creator Hansen, Margaret Committee Member Hansen, Henry P. Non-Academic Affiliation Oregon State University. Graduate School

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:

A. Young, and Dr. Henry P. Hansen; The Department of General Science, without whose aid the
Contracting nucleolar vacuoles in somatic tobacco cells growing in microcultures

Creator:

Johnson, John Morris

Abstract:

Contracting nucleolar vacuoles are a general and consistent feature of somatic tobacco cells growing in microcultures. Nucleolar vacuoles were studied in cells from callus tissues of two single-cell clones, H-196 and H-239, of hybrid tobacco (Nicotiana tabacum X N. glutinosa). Vacuoles periodically contracted either completely or incompletely, apparently releasing a...

Resource Type:

Dissertation

Full Text:

Major Date thesis is presented Feb. 28, 1964 Typed by Margaret May Johnson A. ocia roess' ro oany
The adequacy of selected procedures developed for administering the evaluative criteria study in Oregon

Creator:

Martin, Clyde Melvin

Resource Type:

Dissertation

Full Text:

. Bergstrom, Dr-. Albert L. Leeland, Dean Henry P. Hansen, Dr. Robert R. Reichart, and Dean Franklin R
Occupational factors encountered by 17-20 year old youths in retail trade occupations in Portland, Oregon

Creator:

Colasuonno, Thomas Matthew

Resource Type:

Dissertation

Full Text:

Dean Henry P. Hansen, Dr~ Robert R. Reichart, Dr. Robert M. Storm, and Dean Franklin R. Zeran. I

ScholarsArchive@OSU

An illustrated key to the ferns of Oregon

Contracting nucleolar vacuoles in somatic tobacco cells growing in microcultures

The adequacy of selected procedures developed for administering the evaluative criteria study in Oregon

Occupational factors encountered by 17-20 year old youths in retail trade occupations in Portland, Oregon

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