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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.
31

Diversity, productivity, and mycophagy of hypogeous mycorrhizal fungi in a variably thinned Douglas-fir forest /

Colgan, Wesley. January 1900 (has links)
Thesis (Ph. D.)--Oregon State University, 1998. / Typescript (photocopy). Includes bibliographical references (leaves 89-95). Also available on the World Wide Web.
32

A study of the lateral yarding forces in a cable thinning /

Falk, Gary D. January 1979 (has links)
Thesis (M.S.)--Oregon State University. / Includes bibliographical references (leaf 55). Also available on the World Wide Web.
33

Arthropod communities on understory plants in thinned and unthinned Douglas-fir forests in the Oregon Coast Range /

Doolittle, Alyssa M. January 2000 (has links)
Thesis (M.S.)--Oregon State University, 2001. / Typescript (photocopy). Includes bibliographical references (leaves 77-83). Also available on the World Wide Web.
34

Prescribing optimal harvests in forests containing even-aged and uneven-aged stands /

Miller, Gary W. January 1993 (has links)
Thesis (Ph. D.)--Virginia Polytechnic Institute and State University, 1993. / Vita. Abstract. Includes bibliographical references (leaves 91-94). Also available via the Internet.
35

Thinning with prescribed fire and timber harvesting mechanization for fuels reduction and forest restoration /

Matzka, Peter J. January 1900 (has links)
Thesis (Ph. D.)--Oregon State University, 2004. / Printout. Includes bibliographical references (leaves 188-192). Also available online.
36

Model III : a sequential approach to joint optimization of the stand treatment and forest level harvest scheduling problem /

Barber, Richard L. January 1984 (has links)
Thesis (Ph. D.)--Oregon State University, 1984. / Typescript (photocopy). Includes bibliographical references (leaves 75-77). Also available on the World Wide Web.
37

La valeur des tests précoces dans la sélection des arbres forestiers en particulier au point de vue de la croissance

Nanson, Alphonse. January 1968 (has links)
Thesis--Gembloux, Belgium. / Abstract in English. Includes bibliographical references (p. 223-242).
38

The effects of fertilization and release on growth, physiology, nutrition, and sapwood quality of young yellow-poplar /

Bollig, John Joseph, January 1994 (has links)
Thesis (M.S.)--Virginia Polytechnic Institute and State University, 1994. / Vita. Abstract. Includes bibliographical references (leaves 93-103). Also available via the Internet.
39

The effects of thinning intensity on snag and cavity tree abundance in an Appalachian hardwood stand

Graves, Aaron T. January 1999 (has links)
Thesis (M.S.)--West Virginia University, 1999. / Title from document title page. Document formatted into pages; contains viii, 75 p. : ill., map. Includes abstract. Includes bibliographical references (p. 33-41).
40

Thinning aged Douglas-fir : an analysis of mobilization costs and a log bucking strategy for revenue improvement /

Pilkerton, Stephen J. January 1900 (has links)
Thesis (Ph. D.)--Oregon State University, 2010. / Printout. Includes bibliographical references (leaves 90-94). Also available on the World Wide Web.

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