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Filtering by: Subject Douglas fir -- Fertilizers Advisor Roth, Lewis F. Subject Douglas fir -- Diseases and pests

Survival and pathogenicity of Phytophthora cinnamomi Rands in forest soils

Creator:

Kuhlman, Elmer George, 1934-

Resource Type:

Dissertation

Full Text:

from the Willamette Valley after different monthly intervals .. . . . . . . . 6 Roots of Dougis-fir
Poria weirii root rot of Douglas-fir : survival of the pathogen and infection of the host

Creator:

Nelson, E. E.

Resource Type:

Dissertation

Full Text:

Poria weirii root rot of douglas-fir: survival of the
The relationship between snow breakage in Douglas-fir poles and infection by Fomes subroseus (Weir) Overholts

Creator:

Fulcher, Aaron Darrel

Resource Type:

Masters Thesis

Full Text:

The Relationship Between Snow Breakage in Douglas-Fir
Interactions between paired cultures as a basis for differentiating compatibility genotypes of Fomes cajanderi Karst. from glaze-damaged Douglas-fir

Creator:

Adams, David Howard

Abstract:

A study was undertaken to determine the reliability of the formation of a line of demarcation between paired cultures of Fomes cajanderi Karst. as an indicator of dissimilar compatibility genotypes. The results were applied to an assay of the number and location of compatibility genotypes in each of four glaze-damaged,...

Resource Type:

Masters Thesis

Full Text:

Differentiating Compatibility Genotypes Of Fomes Cajanderi Karst. From Glaze-Damaged Douglas-Fir AN ABSTRACT OF