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

*To download images in addition to list, filter to 100 images or fewer.
Displaying items 1 - 6 of 6
10 | 20 | 50 per page
Cooperrider-Cassidy study
more info/bigger image
Collection: Fort Valley Experimental Forest historical photographs
Keywords: animal damage
seedling
study
Organisms: ponderosa pine
Location: Tusayan National Forest; AZ; USA
Description: Cooperrider-Cassidy study
Date: 11/03/1933

Good reproduction of ponderosa pine on cutover area about 50 years old
more info/bigger image
Collection: Fort Valley Experimental Forest historical photographs
Keywords: grazing
animal damage
reproduction
Organisms: ponderosa pine
Location: Fort Valley Experimental Forest; AZ; USA
Description: Good reproduction of ponderosa pine on cutover area about 50 years old
Date: 11/01/1933

Cooperrider-Cassidy study
more info/bigger image
Collection: Fort Valley Experimental Forest historical photographs
Keywords: grazing
animal damage
seedling
study
Organisms: sheep
ponderosa pine
Location: Tusayan National Forest; AZ; USA
Description: Cooperrider-Cassidy study
Date: 11/1933

Pines whose leaders were girdled by porcupine years ago
more info/bigger image
Collection: Fort Valley Experimental Forest historical photographs
Keywords: animal damage
Organisms: ponderosa pine
Location: Fort Valley Experimental Forest; AZ; USA
Description: Pines whose leaders were girdled by porcupine years ago
Date: 10/1933

Pines whose leaders were girdled by porcupine years ago
more info/bigger image
Collection: Fort Valley Experimental Forest historical photographs
Keywords: animal damage
Organisms: ponderosa pine
Location: Fort Valley Experimental Forest; AZ; USA
Description: Pines whose leaders were girdled by porcupine years ago
Date: 10/1933

Timber-stand improvement in the Fort Valley Experimental Forest
more info/bigger image
Collection: Fort Valley Experimental Forest historical photographs
Keywords: animal damage
Organisms: ponderosa pine
Location: Fort Valley Experimental Forest; AZ; USA
Description: Timber-stand improvement in the Fort Valley Experimental Forest
Date: 10/1933