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Filtering by: Subject Douglas fir -- Fertilizers Academic Affiliation School of Forestry Subject Douglas fir -- Diseases and pests

Lichens on Douglas fir trees

Creator:

Edin, Nils

Resource Type:

Undergraduate Thesis

Full Text:

Lichens on Douglas fir trees SCHOOL OF FORESTRY OKEGON
The relationship of aspect and topographic position to the occurrence of Douglas-fir bark beetle damage in western Oregon and southwestern Washington

Creator:

Rossheim, John David

Resource Type:

Masters Thesis
The pulping of Douglas-fir infected with Fomes Pini

Creator:

Fleeger, John P.

Resource Type:

Undergraduate Thesis

Full Text:

The pulping of douglas-fir infected with Fomes-Pini The