File:1945. Orr examines a collecting tray. Hemlock looper control project. Clatsop County, Oregon. (33113384550).jpg
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Orr examines collecting tray. Western hemlock looper control project. Clatsop County, Oregon. Photo by: F.P. Keen Date: June 14, 1945 Credit: USDA Forest Service, Pacific Northwest Region, State and Private Forestry, Forest Health Protection. Collection: Portland Station Collection; La Grande, Oregon. Image: PS-656 To learn more about this photo collection see: Wickman, B.E., Torgersen, T.R. and Furniss, M.M. 2002. Photographic images and history of forest insect investigations on the Pacific Slope, 1903-1953. Part 2. Oregon and Washington. American Entomologist, 48(3), p. 178-185. For more information about this project see: <a href="https://archive.org/details/su1945ddt00unit" rel="nofollow">archive.org/details/su1945ddt00unit</a> Craighead, F.C. and R.C. Brown. 1945. Summary of 1945 DDT investigations for control of forest insects with special reference to aerial applications. USDA Agricultural Research Administration, Bureau of Entomology and Plant Quarantine, Division of Forest Insect Investigations. 15 p. For additional historical 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, Pacific Northwest Region, 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> |
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| Source | 1945. Orr examines a collecting tray. Hemlock looper control project. Clatsop County, Oregon. |
| Author | R6, State & Private Forestry, Forest Health Protection |
Licensing[edit]
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This image is a work of the Forest Service of the United States Department of Agriculture. As a work of the U.S. federal government, the image is in the public domain.
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This image was originally posted to Flickr by USDA Forest Service at https://flickr.com/photos/151887236@N05/33113384550 (archive). It was reviewed on 3 May 2018 by FlickreviewR 2 and was confirmed to be licensed under the terms of the Public Domain Mark. |
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| current | 23:41, 3 May 2018 | | 876 × 1,373 (209 KB) | MechQuester (talk | contribs) | Transferred from Flickr via #flickr2commons |
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