Index Catalog // ScholarsArchive@OSU

Creator:: Hopkins, A. D. (Andrew Delmar), 1857-1948, Fisher, Richard Thorton, 1876-1934, Von Schrenk, Hermann, 1873-1953, and United States. Bureau of Forestry
Resource Type:: Technical Report
Full Text:: distribution of the Redwood deserve attention. North and south along the coast, in nearly parallel ridges, lie

Creator:: Lucas, Sunny L.
Abstract:: Coast redwood (Sequoia sempervirens) (D. Don) Endl. is a host for Phytophthora ramorum but it was unclear if the pathogen represents a significant disease risk to this tree species. In this study the susceptibility of coast redwood seedlings and the likelihood of sporulation on redwood were examined. Two methods were...
Resource Type:: Masters Thesis
Full Text:: species. In this study the susceptibility of coast redwood seedlings and the likelihood of sporulation

Creator:: Reeb, J. E. (James Edmund), 1951-, Shaw, David Carl, 1955-, and Oregon State University. Extension Service
Abstract:: Publication examines the wide variety of insect pests, diseases and environmental conditions that can affect Sitka Spruce along the coastline of Oregon.
Resource Type:: Technical Report
Full Text:: and disease Table 2. Common Insect Pests of Sitka Spruce on the Oregon Coast A. Terminal and Branch

Creator:: Bennett, Max, 1963-, Shaw, David Carl, 1955-, and Oregon State University. Extension Service
Abstract:: Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Technical Report
Full Text:: summers with little or no rain. Extended droughts, however, may reduce tree vigor and increase disease

Creator:: Reeb, J. E. (James Edmund), 1951-, Shaw, David Carl, 1955-, and Oregon State University. Extension Service
Abstract:: Shore pine is a subspecies of lodgepole pine that inhabits the coastal strip in Oregon. Insect pests, diseases, and nonbiological (abiotic) factors may have an impact on growth, visual appearance, and productivity of trees. In this publication, we review the general nature of shore pine in Oregon and the common...
Resource Type:: Technical Report
Full Text:: common nonbiological, insect pest, and disease problems that impact tree health. James E. Reeb

Creator:: Oregon State University. Extension Service, Kavanagh, Kathleen L., 1955-, Filip, Gregory M., and Rogers, William Reinhold
Abstract:: This publication discusses the environmental requirements of needle diseases, their potential impact on tree vigor, when disease levels signal a problem, and what you can do to minimize damage.
Resource Type:: Technical Report
Full Text:: Coast Range Conifers EC 1515 • November 2000 $2.50 K.L. Kavanagh, G.M. Filip, and W. Rogers

Creator:: Crane, Gabriel A.
Abstract:: A series of studies and replicated field sites were implemented in the Oregon Coast Range within Douglas-fir (Pseudotsuga menziesii (Mirb.) Franco) sapling plantations infected with varying levels of Swiss needle cast (SNC) caused by the fungus, Phaeocryptopus gaeumannii (Rhode) Petrak (PG). This research was conducted to understand the effects of...
Resource Type:: Masters Thesis
Full Text:: of studies and replicated field sites were implemented in the Oregon Coast Range within Douglas-fir

Creator:: Younger, Nicole L.
Abstract:: For nearly two decades, foresters in the Oregon Coast Range have been witnessing a substantial decease in Douglas-fir (Pseudotsuga menziesii var. menziesii [Mirb.] Franco.) vigor and growth, caused by Swiss needle cast (Phaeocryptopus gaeumannii). Currently, no solutions are in sight but aerially-applied sulfur may alleviate Swiss needle cast and its...
Resource Type:: Masters Thesis
Full Text:: infected stands (Maguire et al. 1998). The disease clogs stomates of current year needles and eventually

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