File:1946. Sawfly (Neodiprion) defoliation. Partially defoliated ponderosa pine reproduction. Near Allison Ranger Station. Ochoco National Forest, Oregon. (26152462848).jpg
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editDescription1946. Sawfly (Neodiprion) defoliation. Partially defoliated ponderosa pine reproduction. Near Allison Ranger Station. Ochoco National Forest, Oregon. (26152462848).jpg |
Sawfly (Neodiprion) defoliation. Partially defoliated ponderosa pine reproduction. Near Allison Ranger Station. Ochoco National Forest, Oregon. Photo by: Walter J. Buckhorn Date: September 7, 1946 Credit: USDA Forest Service, Pacific Northwest Region, State and Private Forestry, Forest Health Protection. Collection: Portland Station Collection; La Grande, Oregon. Image: PS-713 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 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 | 1946. Sawfly (Neodiprion) defoliation. Partially defoliated ponderosa pine reproduction. Near Allison Ranger Station. Ochoco National Forest, Oregon. | ||||
Author | R6, State & Private Forestry, Forest Health Protection |
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editPublic domainPublic domainfalsefalse |
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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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This image was originally posted to Flickr by USDA Forest Service at https://flickr.com/photos/151887236@N05/26152462848 (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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