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USFS Logo Research Data Archive
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Displaying items 1 - 10 of 50
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Carpenter ant damage to black spruce near Mt. Fairplay, Taylor Hwy.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection
damage by animals
insects
megaloptera
Location: Alaska; Taylor Highway; Mount Fairplay
Description: Carpenter ant damage to black spruce near Mt. Fairplay, Taylor Hwy.
Date: 8/1961

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