| Collection: | Fort Valley Experimental Forest historical photographs |
| Keywords: |
reproduction Improvement study |
| Organisms: | ponderosa pine |
| Location: | Tusayan National Forest; AZ; USA |
| Description: | Cooperrider-Cassidy study |
| Date: | 11/03/1933 |
| Collection: | Fort Valley Experimental Forest historical photographs |
| Keywords: |
regeneration Improvement study |
| Organisms: | ponderosa pine |
| Location: | Tusayan National Forest; AZ; USA |
| Description: | Cooperrider-Cassidy study |
| Date: | 11/03/1933 |
| Collection: | Fort Valley Experimental Forest historical photographs |
| Keywords: | Improvement |
| Organisms: | ponderosa pine |
| Location: | Fort Valley Exp. Forest; AZ; USA |
| Description: | Cooperrider-Cassidy study |
| Date: | 6/1932 |
| Collection: | Fort Valley Experimental Forest historical photographs |
| Keywords: | Improvement |
| Organisms: | ponderosa pine |
| Location: | Fort Valley Exp. Forest; AZ; USA |
| Description: | Cooperrider-Cassidy study |
| Date: | 6/1932 |
| Collection: | Fort Valley Experimental Forest historical photographs |
| Keywords: | Improvement |
| Organisms: | ponderosa pine |
| Location: | Fort Valley Exp. Forest; AZ; USA |
| Description: | Cooperrider-Cassidy study |
| Date: | 6/1932 |
| Collection: | Fort Valley Experimental Forest historical photographs |
| Keywords: |
Improvement damage study |
| Organisms: | ponderosa pine |
| Location: | Tusayan NF; AZ; USA |
| Description: | Cooperrider-Cassidy Study |
| Date: | 06/05/1931 |
| Collection: | Sierra Ancha Historical Images |
| Keywords: | Improvement |
| Location: | Crook N.F.; AZ; USA |
| Description: | Construction of run-off |
| Date: | 03/10/1931 |
| Collection: | Sierra Ancha Historical Images |
| Keywords: | Improvement |
| Location: | Crook N.F.; AZ; USA |
| Description: | Construction of run-off |
| Date: | 03/10/1931 |
| Collection: | Fort Valley Experimental Forest historical photographs |
| Keywords: |
grazing regeneration Improvement study |
| Organisms: | ponderosa pine |
| Location: | Fort Valley Experimental Forest; AZ; USA |
| Description: | Cooperrider-Cassidy study |
| Date: | 10/1929 |
| Collection: | Fort Valley Experimental Forest historical photographs |
| Keywords: |
Improvement study |
| Organisms: | ponderosa pine |
| Location: | Ft Valley Exp Forest; AZ; USA |
| Description: | Cooperrider-Cassidy Study |
| Date: | 10/1929 |










