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USFS Logo Research Data Archive
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Displaying items 1 - 5 of 5
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Black-headed budworm top-killed w. hemlock at Thayer Lake, Admiralty Island.
more info/bigger image
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

Black-headed budworm top-killed w. hemlock at Thayer Lake, Admiralty Island.
more info/bigger image
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

Black-headed budworm kill of w. hemlock in 1953 at Thayer Lake, Admiralty Island.
more info/bigger image
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 kill of w. hemlock in 1953 at Thayer Lake, Admiralty Island.
Date: 9/1955

Black-headed budworm top kill at Pt. Fredrick south of Petersburg.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection
damage by animals
insects
black headed bud worm
Location: Alaska; Petersburg
Description: Black-headed budworm top kill at Pt. Fredrick south of Petersburg.
Date: 1954

W. hemlock defoliated by BHB at Skowl Arm.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection
damage by animals
insects
black headed bud worm
Location: Alaska; Prince of Wales Island; Skowl Arm
Description: W. hemlock defoliated by BHB at Skowl Arm.
Date: 6/1952