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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.

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Showing 181 to 190 of 793 (0.035 seconds)

Spelling suggestions: "subject:"firm"" "subject:"fire""

181

Physiological and anatomical studies of several groups of Douglas-fir (pseudotsuga menziesii (Mirb.) Franco) seedlings which demonstrated differential survival potential under drought stress /

Heiner, Terry Charles, January 1968 (has links)
Thesis (M.S.)--Oregon State University, 1968. / Typescript (photocopy). Includes bibliographical references (p. 42-45). Also available on the World Wide Web.
Douglas fir. Seedlings.
182

Fifth-year growth responses of Douglas-fir to crowding and other competition /

Cole, Elizabeth C. January 1984 (has links)
Thesis (M.S.)--Oregon State University, 1984. / Typescript (photocopy). Includes bibliographical references (leaves 166-176). Also available on the World Wide Web.
Douglas fir Plant competition.
183

Detecting early decay and estimating residual strength of Douglas-fir heartwood by infrared and ultraviolet spectrophotometry /

Gibson, David G. January 1984 (has links)
Thesis (M.S.)--Oregon State University, 1984. / Typescript (photocopy). Includes bibliographical references (leaves 71-73). Also available on the World Wide Web.
Douglas fir Wood
184

The estimation and significance of sapwood basal area in young Douglas-fir stands /

Dolan, Linda Sutliff. January 1981 (has links)
Thesis (M.S.)--Oregon State University, 1981. / Typescript (photocopy). Includes bibliographical references (leaves 44-45). Also available on the World Wide Web.
Xylem. Douglas fir.
185

The effect of forest stand thinning on selected strength and pulp-ing characteristics of Douglas-fir /

Johnson, Donna A. January 1981 (has links)
Thesis (M.S.)--Oregon State University, 1982. / Typescript (photocopy). Includes bibliographical references (leaves 50-52). Also available on the World Wide Web.
Douglas fir. Forest thinning.
186

Survival and some physiological aspects of tissue cultured cells from Douglas-fir (Pseudotsuga menziesii Mirb. (Franco)) and a poplar hybrid after freezing to liquid nitrogen temperature /

Binder, Wolfgang Dieter. January 1981 (has links)
Thesis (Ph. D.)--Oregon State University, 1981. / Typescript (photocopy). Includes bibliographical references (leaves 233-268). Also available on the World Wide Web.
Plants Douglas fir. Poplar.
187

Water relations, growth and survival of root-wrenched Douglas-fir seedlings /

Duryea, Mary L. January 1981 (has links)
Thesis (Ph. D.)--Oregon State University, 1981. / Typescript (photocopy). Includes bibliographical references (leaves 39-40). Also available on the World Wide Web.
Douglas fir. Roots (Botany)
188

Environmental and physiological control of stomates in douglas-fir and other species /

Johnson, Jon Dale. January 1980 (has links)
Thesis (Ph. D.)--Oregon State University, 1981. / Typescript (photocopy). Includes bibliographical references (leaves 5-8). Also available on the World Wide Web.
Stomata. Douglas fir.
189

A model of forest nitrogen cycling to assess the effects of management intensity on long-term productivity in Douglas-fir forests of the Pacific Northwest /

Krzak, Joan. January 1980 (has links)
Thesis (Ph. D.)--Oregon State University, 1981. / Typescript (photocopy). Includes bibliographical references (leaves 167-178). Also available on the World Wide Web.
Nitrogen cycle Douglas fir.
190

Production and turnover of fine roots of mature Douglas-fir in relation to site /

Santantonio, Daniel. January 1982 (has links)
Thesis (Ph. D.)--Oregon State University, 1982. / Typescript (photocopy). Includes bibliographical references (leaves 84-93). Also available on the World Wide Web.
Roots (Botany) Douglas fir

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