Oregon State University Plant Clinic

Diagnoses by County

Please click the county on the map to access the links for plant disease diagnoses and/or arthropod identification data for that county (2008 data to May 31 is now added to all counties, with plant pathology data to June 30)

clatsop columbia tillamook washington multnomah hood river wasco sherman gilliam morrow umatilla wallowa union yamhill lincoln polk marion clackamas benton jefferson wheeler grant linn baker lane deschutes crook douglas coos klamath curry josephine jackson lake harney malheur

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For more information contact Melodie Putnam

Map Courtesy of Digital-Topo-Maps.com