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USFS Logo Research Data Archive
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Displaying items 1 - 20 of 44
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Collection: RMRS Archive Images
Keywords: r3 forest health e.p.
Organisms: spruce beetle
spruce
bark beetle
Location: Santa Fe; NM; United States
Description: Wood pecker feeding on Spruce Beetle
Date:


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Collection: RMRS Archive Images
Keywords: r3 forest health e.p.
Organisms: spruce aphid
spruce
Location:
Description: Spruce aphid walking across a needle of an Engelmann Spruce
Date:


more info/bigger image
Collection: RMRS Archive Images
Keywords: r3 forest health e.p.
Organisms: spruce
Location: Mt. Graham; AZ; United States
Description: Defoliation from Spruce Aphid
Date:


more info/bigger image
Collection: RMRS Archive Images
Keywords: r3 forest health e.p.
Organisms: spruce aphid
spruce
Location:
Description: Spruce Aphid defoliation
Date:


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Collection: RMRS Archive Images
Keywords: r3 forest health e.p.
Organisms: spruce aphid
spruce
Location: Mt. Graham; AZ; United States
Description: Wide spread defoliation by Spruce Aphid
Date:


more info/bigger image
Collection: RMRS Archive Images
Keywords: r3 forest health e.p.
Organisms: spruce
Location:
Description: Hillside defoliation by WSB
Date:


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Collection: RMRS Archive Images
Keywords: r3 forest health e.p.
Organisms: spruce
Location:
Description: WSB pupa stage
Date:


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Collection: RMRS Archive Images
Keywords: r3 forest health e.p.
Organisms: spruce
Location: National Forest; AZ; United States
Description: Damage caused to a bud
Date:


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Collection: RMRS Archive Images
Keywords: r3 forest health e.p.
Organisms: spruce
Location:
Description: WSB egegs hatching
Date:


more info/bigger image
Collection: RMRS Archive Images
Keywords: r3 forest health e.p.
Organisms: spruce
Location:
Description: Defoliation caused by WSB
Date:


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Collection: RMRS Archive Images
Keywords: r3 forest health e.p.
Organisms: spruce
Location:
Description: Killed spruce
Date:


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Collection: RMRS Archive Images
Keywords: r3 forest health e.p.
Organisms: spruce
Location: North Kaibab; AZ; United States
Description: Budworm defoliation
Date:


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Collection: RMRS Archive Images
Keywords: r3 forest health e.p.
Organisms: spruce
Location:
Description: WSB defoliation damage to the understory
Date:

Picea glauca var. albertiana and Betula alba var. papyrifera
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Collection: RMRS Archive Images
Keywords: forest pathology
Organisms: spruce
birch
Location:
Description: Picea glauca var. albertiana and Betula alba var. papyrifera
Date:

Populus tremuloides, Picea engelmannii and Picea mariana
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Collection: RMRS Archive Images
Keywords: forest pathology
Organisms: spruce
engelmann spruce
aspen
Location:
Description: Populus tremuloides, Picea engelmannii and Picea mariana
Date:

Weather stations
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Collection: Fort Valley Experimental Forest historical photographs
Keywords: San Francisco Peaks
meteorological equipment
elevational gradient meteorology study
Organisms: spruce
Location: Fort Valley Experimental Forest; AZ; United States
Description: Weather stations
Date:

Pyramid Plot area from the NE
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Collection: RMRS Archive Images
Keywords: spruce deterioration study
forest pathology
Organisms: spruce
Location: White River N.F.; CO; United States
Description: Pyramid Plot area from the NE
Date:

Person evaluating blowdown in MU23
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Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU23
Compartment Management Study
shelterwood system
damage
personnel
Organisms: spruce
Location: Penobscot Experimental Forest; Maine
Description: Person evaluating blowdown in MU23
Date:

Spruce regeneration in Study 58
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Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: Study 58
thinning
regeneration
Organisms: spruce
Location: Penobscot Experimental Forest; Maine
Description: Spruce regeneration in Study 58
Date:

Spruce regeneration in Study 58
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: Study 58
thinning
regeneration
Organisms: spruce
Location: Penobscot Experimental Forest; Maine
Description: Spruce regeneration in Study 58
Date: