Cessna Cardinal 177 RG; N1563H.
Photo by: Keith Sprengel
Date: c.2000
Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection.
Source: Aerial Survey Program collection.
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 historical 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.
For additional historical forest entomology photos, stories, and resources see the Western Forest Insect Work Conference site:
wfiwc.org/content/history-and-resources Image provided by USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection:
www.fs.usda.gov/main/r6/forest-grasslandhealth
