File:1955. Ford tri-motor spraying DDT. Western spruce budworm control project. Powder River control unit, OR. (32213742634).jpg
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Description1955. Ford tri-motor spraying DDT. Western spruce budworm control project. Powder River control unit, OR. (32213742634).jpg |
Ford tri-motor spraying DDT. Western spruce budworm control project. Powder River control unit, Oregon. Photo by: R.B. Pope Date: July 1955 Credit: USDA Forest Service, Pacific Northwest Region, State and Private Forestry, Forest Health Protection. Collection: Portland Station Collection; La Grande, Oregon. Image: PS-1429 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 further information about historic western spruce budworm activity and control projects see: Dolph, Robert E. 1980. Budworm activity in Oregon and Washington, 1947-1979. R6-FIDM-033-1980. Portland, OR: US Dept. of Agriculture, Forest Service, Pacific Northwest Region, Forest Insect and Disease Management. 54 p. For related historic program information 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 historic forest entomology photos and resources see: wfiwc.org/content/history-and-resources Image provided by: www.fs.usda.gov/main/r6/forest-grasslandhealth |
Date | Taken in July 1955 |
Source | 1955. Fort tri-motor spraying DDT. Western spruce budworm control project. Powder River control unit, OR. |
Author | R6, State & Private Forestry, Forest Health Protection |
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Public domainPublic domainfalsefalse |
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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