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File:C.1991. WDNR aerial observer Bob Backman sketch mapping insect and disease activity. (34640190413).jpg

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Aerial observer Bob Backman sketch mapping insect and disease activity; Washington State Department of Natural Resources.

Photo by: Unknown Date: Unknown; c.1991

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: <a href="http://www.dnr.wa.gov/ForestHealth" rel="nofollow">www.dnr.wa.gov/ForestHealth</a>

For geospatial data collected during annual aerial forest insect and disease detection surveys see: <a href="https://www.fs.usda.gov/detail/r6/forest-grasslandhealth/insects-diseases/?cid=stelprdb5286951" rel="nofollow">www.fs.usda.gov/detail/r6/forest-grasslandhealth/insects-...</a>

For related historic program documentation see: <a href="https://archive.org/details/AerialForestInsectAndDiseaseDetectionSurveysInORandWA19472016TheSurveyHighRes" rel="nofollow">archive.org/details/AerialForestInsectAndDiseaseDetection...</a> 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 historic forest entomology photos, stories, and resources see the Western Forest Insect Work Conference site: <a href="http://wfiwc.org/content/history-and-resources" rel="nofollow">wfiwc.org/content/history-and-resources</a>

Image provided by USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection: <a href="https://www.fs.usda.gov/main/r6/forest-grasslandhealth" rel="nofollow">www.fs.usda.gov/main/r6/forest-grasslandhealth</a>

Public domain
This image or file is a work of a United States Department of Agriculture employee, taken or made as part of that person's official duties. As a work of the U.S. federal government, the image is in the public domain.

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Source c.1991. WDNR aerial observer Bob Backman sketch mapping insect and disease activity.
Author R6, State & Private Forestry, Forest Health Protection

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Public domain
This image or file is a work of a United States Department of Agriculture employee, taken or made as part of that person's official duties. As a work of the U.S. federal government, the image is in the public domain.

English ∙ español ∙ Nederlands ∙ slovenščina ∙ Tiếng Việt ∙ македонски ∙ русский ∙ українська ∙ 日本語 ∙ +/−

This image was originally posted to Flickr by USDA Forest Service at https://flickr.com/photos/151887236@N05/34640190413 (archive). It was reviewed on 7 May 2018 by FlickreviewR 2 and was confirmed to be licensed under the terms of the Public Domain Mark.

7 May 2018

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current00:28, 7 May 2018Thumbnail for version as of 00:28, 7 May 20183,957 × 2,658 (3.92 MB)OceanAtoll (talk | contribs)Transferred from Flickr via #flickr2commons

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