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USFS Logo Research Data Archive
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Displaying items 1 - 20 of 24
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Picea lutzii killed by Dendroctonus borealis mile 40 Seward Hwy. Woodpecker holes evident in trunk.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection
damage by animals
insects
pityophthorus sp
Location: Alaska; Seward Highway
Description: Picea lutzii killed by Dendroctonus borealis mile 40 Seward Hwy. Woodpecker holes evident in trunk.
Date: 9/1959

Picea lutzii killed by Dendroctonus borealis mile 40 Seward Hwy. Woodpecker holes evident in trunk.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection
damage by animals
insects
pityophthorus sp
Location: Alaska; Seward Highway
Description: Picea lutzii killed by Dendroctonus borealis mile 40 Seward Hwy. Woodpecker holes evident in trunk.
Date: 9/1959

Picea lutzii killed by Dendroctonus borealis mile 40 Seward Hwy. Woodpecker holes evident in trunk.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection
damage by animals
insects
pityophthorus sp
Location: Alaska; Seward Highway
Description: Picea lutzii killed by Dendroctonus borealis mile 40 Seward Hwy. Woodpecker holes evident in trunk.
Date: 9/1959

Defoliated birch stand by Eulype hastata, Richardson Hwy.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection
damage by animals
insects
eulype hastata
Location: Alaska; Richardson Highway
Description: Defoliated birch stand by Eulype hastata, Richardson Hwy.
Date: 8/1958

Aspen leaf roller damage Elliott Hwy.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection
damage by animals
insects
eulype hastata
Location: Alaska; Elliott Highway
Description: Aspen leaf roller damage Elliott Hwy.
Date: 7/1958

Birch foliage damaged by Eulype hastata, Richardson Hwy.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection
damage by animals
insects
eulype hastata
Location: Alaska; Richardson Highway
Description: Birch foliage damaged by Eulype hastata, Richardson Hwy.
Date: 7/1958

Close up of birch tree infested with Eulype hastata Richardson Hwy.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection
damage by animals
insects
eulype hastata
Location: Alaska; Richardson Highway
Description: Close up of birch tree infested with Eulype hastata Richardson Hwy.
Date: 7/1958

Defoliated birch leaves by Eulype hastata Richardson Hwy.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection
damage by animals
insects
eulype hastata
Location: Alaska; Richardson Highway
Description: Defoliated birch leaves by Eulype hastata Richardson Hwy.
Date: 7/1958

Defoliated birch stand by Eulype hastata Richardson Hwy
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection
damage by animals
insects
eulype hastata
Location: Alaska; Richardson Highway
Description: Defoliated birch stand by Eulype hastata Richardson Hwy
Date: 7/1958

Defoliated birch stand by Eulype hastata Richardson Hwy.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection
damage by animals
insects
eulype hastata
Location: Alaska; Richardson Highway
Description: Defoliated birch stand by Eulype hastata Richardson Hwy.
Date: 7/1958

Defoliated birch stand by Eulype hastata Richardson Hwy.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection
damage by animals
insects
eulype hastata
Location: Alaska; Richardson Highway
Description: Defoliated birch stand by Eulype hastata Richardson Hwy.
Date: 7/1958

Defoliated birch stand by Eulype hastata Richardson Hwy.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection
damage by animals
insects
eulype hastata
Location: Alaska; Richardson Highway
Description: Defoliated birch stand by Eulype hastata Richardson Hwy.
Date: 7/1958

Defoliated birch stand by Eulype hastata Richardson Hwy.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection
damage by animals
insects
eulype hastata
Location: Alaska; Richardson Highway
Description: Defoliated birch stand by Eulype hastata Richardson Hwy.
Date: 7/1958

Partially defoliated birch leaf [??] by Eulype hastata.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection
damage by animals
insects
eulype hastata
Location: Alaska; Richardson Highway?
Description: Partially defoliated birch leaf [??] by Eulype hastata.
Date: 7/1958

Galleries made by cedar bark beetle.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection
damage by animals
insects
pityophthorus sp
Location: Alaska
Description: Galleries made by cedar bark beetle.
Date: 3/30/1958

Hopkins #40250 snowshoe from Sheldon Jackson Museum infested by Hadrobregmus sp.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection
damage by animals
insects
hadrobregmus sp
Location: Alaska; Sitka; Sheldon Jackson Museum
Description: Hopkins #40250 snowshoe from Sheldon Jackson Museum infested by Hadrobregmus sp.
Date: 1/30/1958

Hopkins #40250 snowshoe from Sheldon Jackson Museum infested by Hadrobregmus sp. - emergence holes visible.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection
damage by animals
insects
hadrobregmus sp
Location: Alaska; Sitka; Sheldon Jackson Museum
Description: Hopkins #40250 snowshoe from Sheldon Jackson Museum infested by Hadrobregmus sp. - emergence holes visible.
Date: 1/30/1958

Porcupine River, Alaska. Bank cutting-dislodged w. spruce become breeding material for lps interpuctus.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection
damage by animals
insects
megaloptera
Location: Alaska; Porcupine River
Description: Porcupine River, Alaska. Bank cutting-dislodged w. spruce become breeding material for lps interpuctus.
Date: 6/22/1957

Porcupine River, Alaska. Under cutting bank and dislodged w. spruce trees serve as breeding material for lps interpuctus.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection
damage by animals
insects
megaloptera
Location: Alaska; Porcupine River
Description: Porcupine River, Alaska. Under cutting bank and dislodged w. spruce trees serve as breeding material for lps interpuctus.
Date: 6/22/1957

Hopkins #39342 Pityophthorus sp. Adult in gallery bored in lodgepole pine at mile 7, Glacier Hwy.
more info/bigger image
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