Left to right: Max Ollieu (USFS) presenting Certificates of Appreciation to State Cooperators Karen Ripley (Washington State Department of Natural Resources) and Bob Backman (WDNR). 50 Years of Aerial Survey celebration. World Trade Center in Portland, Oregon.
Photo by: Julie Johnson
Date: November 12, 1996
Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection.
Source: Aerial Survey Program collection.
For more about the Washington State Department of Natural Resources Forest Health program see:
www.dnr.wa.gov/ForestHealth For geospatial data collected during annual aerial forest insect and disease detection surveys see:
www.fs.usda.gov/detail/r6/forest-grasslandhealth/insects-... For related historic program documentation see:
archive.org/details/AerialForestInsectAndDiseaseDetection... Johnson, J. 2016. Aerial forest insect and disease detection surveys in Oregon and Washington 1947-2016: The survey. Gen. Tech. Rep. R6-FHP-GTR-0302. Portland, OR: USDA Forest Service, Pacific Northwest Region, State and Private Forestry, Forest Health Protection. 280 p.
Image provided by USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection:
www.fs.usda.gov/main/r6/forest-grasslandhealth
