| Collection: | Fort Valley Experimental Forest historical photographs |
| Organisms: |
ponderosa pine bark beetle |
| Location: | Kaibab National Forest; AZ; United States |
| Description: | Western yellow pine killed by Black Hills barkbeetle |
| Date: | 1925 |
| Collection: | Fort Valley Experimental Forest historical photographs |
| Organisms: |
ponderosa pine bark beetle |
| Location: | Kaibab National Forest; AZ; United States |
| Description: | Young western yellow pine killed by black jack barkbeetle |
| Date: | 1925 |
| Collection: | Fort Valley Experimental Forest historical photographs |
| Keywords: | animal damage |
| Organisms: |
ponderosa pine bark beetle |
| Location: | Kaibab National Forest; AZ; United States |
| Description: | An old "bug kill" in western yellow pine of the kaibab |
| Date: | 1925 |



