| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
forest injuries and protection damage by animals insects pityophthorus sp |
| Location: | Alaska |
| Description: | Hopkins #39342 Pityophthorus sp. Adult in gallery bored in lodgepole pine at mile 7, Glacier Hwy. |
| Date: | 9/1956 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
forest injuries and protection damage by animals insects pityophthorus sp |
| Location: | Alaska; Juneau |
| Description: | Hopkins #39342 Pityophthorus sp. Adult in gallery bored in lodgepole pine at mile 7, Glacier Hwy. |
| Date: | 9/1956 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
forest injuries and protection damage by animals insects dendrostonus borealis |
| Location: | Alaska; Juneau; Montana Creek |
| Description: | Sitka Spruce infested with Dendrostonus borealis at Montana Creek. Trees killed by flooding. |
| Date: | 9/1956 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
forest injuries and protection damage by animals insects black headed bud worm |
| Location: | Alaska; Admiralty Island; Thayer Lake |
| Description: | Black-headed budworm top-killed w. hemlock at Thayer Lake, Admiralty Island. |
| Date: | 8/1956 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
forest injuries and protection damage by animals insects black headed bud worm |
| Location: | Alaska; Admiralty Island; Thayer Lake |
| Description: | Black-headed budworm top-killed w. hemlock at Thayer Lake, Admiralty Island. |
| Date: | 8/1956 |