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Lodgepole pine cankers active 5 years after spaying with acti-dione

imageID: 19294
Description: Lodgepole pine cankers active 5 years after spaying with acti-dione
Keywords: forest pathology
Organisms: lodgepole pine
western gall rust
Original collection id: 2502
Media: black and white print
Collection: RMRS Archive Images
Quality: 3
Location: Black Hills N.F.; SD; United States
Date(mm/dd/yyyy): 7/7/1965
Comments: Periderium harknessii. Film strip 162, frames 1,2,3.
Citation: Use of this image is governed by Creative Commons CC BY. If you use the image, please include the following citation:

USDA Forest Service. 2007. Forest Service Research Image Library. Fort Collins, CO: Forest Service Research Data Archive. https://www.fs.usda.gov/rds/imagedb

Your help is appreciated. If you see an image that has any inaccuracy please send a note to the Archive team. Thank you!