Skip to main content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

USFS Logo Research Data Archive
Lodgepole pine cankers active 5 years after spaying with acti-dione

imageID: 19295
Description: Lodgepole pine cankers active 5 years after spaying with acti-dione
Keywords: forest pathology
Organisms: lodgepole pine
western gall rust
Original collection id: 2503
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, frame 5.
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!