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Creator:: Byler, James W., Stewart, C. A., Hall, L. D., and United States. Forest Service. Northern Region. State & Private Forestry
Abstract:: Methods used to establish permanent plots in precommercially thinned and unthinned stands to monitor root disease development are described. Plots were established in 22 Armillaria-infested stands in northern Idaho and western Montana. The proportion of trees dead and infected was significantly higher for planted than for natural regeneration at the...
Resource Type:: Technical Report
Full Text:: ), Oregon and Washington (Filip 1977, Shaw & Roth 1978), and British Columbia (Morrison 1981). Root disease

Creator:: Oregon State College. Agricultural Experiment Station and Hyslop, G. R. (George Robert), 1884-
Abstract:: Published March 1925. 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:: 3O7 DOCUM E COLLEC OLLECTJ0N OREGON AGRICULTURAL COLLEGE

Creator:: James, Robert L., Gilligan, Carma J., Reedy, V., and United States. Forest Service. Northern Region
Abstract:: Investigations of containerized conifer seedling root diseases at the Champion Timberlands Nursery revealed that Fusarium oxysporum was most commonly isolated from seed, seedling roots, and styroblock containers. Amount of seed infection varied widely among the seedlots tested, but was usually below 5 percent. Runningwater rinses did not reduce amounts of...
Resource Type:: Technical Report
Full Text:: plague containerized conifer seedling production is root disease caused by Fusarium spp. (James 1984a

Creator:: Leavengood, Scott A. and Oregon State University. Extension Service
Abstract:: It’s little wonder that people are confused by tree names. Foresters and lay people often name a tree based on its physical appearance, the wood products industry may call the tree by another name based on the characteristics of the wood, and botanists name a tree based on its anatomical...
Resource Type:: Technical Report
Full Text:: UNDERSTANDING NAMES OF OREGON TREES S. Leavengood Scott Leavengood, Extension wood products agent, Washington

Creator:: James, Robert L., United States. Forest Service. Northern Region, and United States. Forest Pest Management
Abstract:: Investigations of containerized western white pine, western larch, and Douglas-fir seedlings at the Western Forest Systems Nursery in Lewiston, Idaho, revealed that many seedlings were colonized with Fusarium oxysporum although they lacked severe disease symptoms. White pine seedlings were also infected with Pythium spp., probably as a result of sowing...
Resource Type:: Technical Report
Full Text:: , Idaho, root diseases of containerized conifer seedlings occur periodically in most crops, but losses

Creator:: James, Robert L., Stewart, C. A., and United States. Forest Service. Northern Region. Cooperative Forestry & Pest Management
Abstract:: A survey for incidence and distribution of root diseases was conducted on the Kootenai National Forest using timber inventory subcompartments as primary sample units. Root diseases were located within 23 of 75 sampled subcompartments. At least 1.1 percent of the commercial forest lands within the Forest are infested with root...
Resource Type:: Technical Report
Full Text:: • CONIFER ROOT DISEASES ON THE KOOTENAI NATIONAL FOREST, MONTANA

Creator:: Bever, Dale N.
Abstract:: This study was started in 1947 to investigate the value of various types and quantities of seed source in the establishment of reproduction on cutover land, and to determine the apparent effects of various man-made and natural factors upon the rate of restocking. The man-made and natural factors to be...
Resource Type:: Technical Report
Full Text:: REPRODUCTION OF FOREST TREES IN CENTRAL WESTERN OREGON By DALE N. BEVER Research Forester OREGON. STATE

Creator:: Oregon State College. Agricultural Experiment Station, Oregon State College. Department of Horticulture, Oregon State College. Department of Plant Pathology, and Oregon State College. Department of Soils
Abstract:: Published October 1946. 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:: Departrients of Horticulture, Plant Pathology and Soils AGRICULTURAL EXPERINT STATION Oregon State Gollege

Creator:: Oregon State College. Agricultural Experiment Station and Zeller, S. M. (Sanford Myron), 1885-1948
Abstract:: Published December 1941. 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:: STATION Oregon State College Wrn. A. Schoenfeld, Director Corvallis BROWN-CORE ROOT-ROT OF STRAWBERRIES

Creator:: Oregon State University. Extension Service, Hoinacki, Beth, Powelson, Mary L., and Ludy, Robin
Abstract:: In the past decade, Oregon produced on average 344,000 tons of sweet corn for processing on 43,000 acres annually, which ranked the state fourth nationally. Most Oregon sweet corn is grown in the Willamette Valley where, along with green beans, it is a mainstay of the processed vegetable industry. However,...
Resource Type:: Technical Report
Full Text:: Root Rot of Sweet Corn in Western Oregon, EM 8859 (Oregon State

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