Index Catalog // ScholarsArchive@OSU

Comparison of Phellinus weirdi root rot damage in a 60-year-old Douglas-fir (Pseudotsuga menziesii) stand with the damage in the preceding old-growth stand

Creator:: Tkacz, Borys M.
Abstract:: Laminated root rot of Douglas-fir (Pseudotsuga menziesii (Mirb.) Franco) caused by the fungus Phellinus weirii (Murr.)Gilbertson was studied in two successive stands in the Oregon Coast Range. Damage due to the disease in a 60-year-old second-growth stand was compared with incidence in the preceding 300-year-old stand on the same site....
Resource Type:: Masters Thesis
Full Text:: degree of Master of Science in Botany and Plant Pathology (Forest Pathology) presented on December 5

The root maggot complex (Diptera: Anthomyiidae) in cruciferous crops of the Pacific Northwest

Creator:: Forbes, Albert Ronald
Resource Type:: Masters Thesis
Full Text:: tributed root maggot in British Oolumbia, Washington,and Oregon. It is a serious pest of cabbage

Fungal root pathogen interactions in a mixed conifer forest in the Blue Mountains of northeastern Oregon

Creator:: Ferguson, Brennan Angus
Abstract:: The coniferous forests of the Pacific Northwest are affected by a variety of endemic fungal root pathogens. Forest disease surveys have noted the presence of two or more of these root pathogens infecting the same stump or root, and it has been suggested that these fungi may be interacting synergistically....
Resource Type:: Masters Thesis

Insecticide efficacy trials for control of mint root borer (Fumibotys fumalis) in peppermint

Creator:: Quebbeman, Bryon
Resource Type:: Conference Proceeding
Full Text:: CONTROL OF MINT ROOT BORER (Fumibotysfumalis) IN PEPPERMINT Bryon Quebbeman, Quebbeman's Crop Monitoring

Developing techniques for evaluating the susceptibility of root-disease resistant Port-Orford-Cedar to foliar and stem canker diseases.

Creator:: Martin, Danielle K. H.
Abstract:: Since around 1923 Port-Orford-cedar (Chamaecyparis lawsoniana (A. Murray) Parl.) has been affected by Phytophthora root disease caused by the virulent introduced pathogen Phytophthora lateralis. A systematic resistance testing and breeding program located at the USDA Forest Service Dorena Genetic Resource Center in Cottage Grove, Oregon was initiated in 1997 with...
Resource Type:: Masters Thesis

Resistance mechanisms against onion pink root (Pyrenochaeta terrestris), bioassay of inoculum potential in soil and chemical control

Creator:: Siemer, Sidney R.
Resource Type:: Dissertation
Full Text:: for Pink Root Resistance 11 Mechanism of Resistance 12 Disease Control 14 MATERIALS AND METHODS 17

Studies in the biology and control of oak root fungus in California pear orchards

Creator:: Elkins, Rachel B.
Resource Type:: Conference Proceeding
Full Text:: CONTROL OF OAK ROOT FUNGUS IN CALIFORNIA PEAR ORCHARDS Rachel B. Elkins U.C. Cooperative Extension

Controlling root and crown diseases of small grain cereals [2012]

Creator:: Smiley, Richard W., Paulitz, Timothy, Marshall, Juliet, and Oregon State University. Extension Service
Abstract:: This publication describes practices to manage and minimize losses from root and crown diseases of wheat and barley throughout the Pacific Northwest.
Resource Type:: Technical Report
Full Text:: Root and Crown Diseases of Small Grain Cereals 1 Controlling Root and Crown Diseases of Small Grain

Post harvest control of rough strawberry root weevil in strawberry

Creator:: Tanigoshi, Lynell K. and Bergen, Jeanette R.
Resource Type:: Conference Proceeding
Full Text:: % adult control ofan economic level ofblack vine and strawberry root weevils after 3days posttreatment

Epiphytology and etiology of a Phytophthora-induced root rot disease of Chamaecyparis in Oregon

Creator:: Torgeson, Dewayne Clinton, 1925-
Resource Type:: Dissertation
Full Text:: (40, 41} to be the cause of a root rot disease of Lawson cypress varieties in Oregon nursery and

ScholarsArchive@OSU

Comparison of Phellinus weirdi root rot damage in a 60-year-old Douglas-fir (Pseudotsuga menziesii) stand with the damage in the preceding old-growth stand

The root maggot complex (Diptera: Anthomyiidae) in cruciferous crops of the Pacific Northwest

Fungal root pathogen interactions in a mixed conifer forest in the Blue Mountains of northeastern Oregon

Insecticide efficacy trials for control of mint root borer (Fumibotys fumalis) in peppermint

Developing techniques for evaluating the susceptibility of root-disease resistant Port-Orford-Cedar to foliar and stem canker diseases.

Resistance mechanisms against onion pink root (Pyrenochaeta terrestris), bioassay of inoculum potential in soil and chemical control

Studies in the biology and control of oak root fungus in California pear orchards

Controlling root and crown diseases of small grain cereals [2012]

Post harvest control of rough strawberry root weevil in strawberry

Epiphytology and etiology of a Phytophthora-induced root rot disease of Chamaecyparis in Oregon

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