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Creator:: Wood, Lyman Wentsch, 1899- and Forest Products Laboratory (U.S.)
Abstract:: Information reviewed and reaffirmed October 1960.
Resource Type:: Technical Report
Full Text:: PROPER-FEES OF WHITE-POCKET DOUGLAS-FIR *UMBER Information Reviewed and Reaffirmed October 1960 No

Creator:: Chamberlin, W. J. (Willard Joseph), 1890- and Oregon Agricultural College. Experiment Station
Abstract:: Published January 1918. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Technical Report
Full Text:: Experiment Station Department of EntomoIoy Bark-Beetles Infesting the Douglas Fir BY WILLARD JOSEPH

Creator:: James, Robert L., United States. Forest Service. Northern Region, and United States. Forest Pest Management
Abstract:: Investigations were conducted to understand the epidemiology of Fusarium on containerized Douglas-fir seedlings. Types and importance of Fusarium inoculum sources, relationships between seedling infection and symptom production, amounts and types of diseases that occurred throughout typical growth cycles, and the importance of secondary pathogen spread were investigated. Levels of Fusarium...
Resource Type:: Technical Report
Full Text:: • Report 87-13 3450 December 1987 EPIDEMIOLOGY OF FUSARIUM ON CONTAINERIZED DOUGLAS-FIR SEEDLINGS

Creator:: James, Robert L., Woo, John You, and United States. Forest Service. Northern Region
Resource Type:: Technical Report
Full Text:: -FIR AND ENGELMANN SPRUCE GERMLINGS e by R. L. James 1/ Plant Pathologist • • and INTRODUCTION

Creator:: James, Robert L. and United States. Forest Service. Northern Region. State & Private Forestry
Abstract:: Eighteen isolates of Fusarium comprising four species (F. oxysporum, E. avenaceum, E. acuminatum, and F. sambucinum) isolated from diseased conifer seedlings from nurseries were tested for pathogenicity on Douglas-fir germlings. Three of the most pathogenic F. oxysporum isolates on Douglas-fir germlings were also tested on ponderosa pine germlings and older...
Resource Type:: Technical Report
Full Text:: ON DOUGLAS-FIR AND PONDEROSA PINE SEEDLINGS by R. L. James, Plant Pathologist, Cooperative Forestry

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