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USFS Logo Research Data Archive
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Displaying items 1 - 10 of 105
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Equipment used for cutting conifers along the road in the Logging Study, in MU2 in 1984
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Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU2
Logging Study
shelterwood system
equipment
logging
road
Organisms: balsam fir
spruce
Location: Penobscot Experimental Forest; Maine
Description: Equipment used for cutting conifers along the road in the Logging Study, in MU2 in 1984
Date: 1984

Stand before second commercial clearcut, in MU8 in 1983
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU8
Compartment Management Study
commercial clearcut
Organisms: spruce
balsam Fir
Location: Penobscot Experimental Forest; Maine
Description: Stand before second commercial clearcut, in MU8 in 1983
Date: 1983

Stand before second commercial clearcut, in MU8 in 1983
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU8
Compartment Management Study
commercial clearcut
Organisms: balsam Fir
Location: Penobscot Experimental Forest; Maine
Description: Stand before second commercial clearcut, in MU8 in 1983
Date: 1983

Two-meter-wide corridor-only spacing (row thinning) in an uniform shelterwood stand on a somewhat poorly to poorly drained site, in MU23 on March 29 1982
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU23
Compartment Management Study
shelterwood system
thinning
Organisms: spruce
balsam fir
Location: Penobscot Experimental Forest; Maine
Description: Two-meter-wide corridor-only spacing (row thinning) in an uniform shelterwood stand on a somewhat poorly to poorly drained site, in MU23 on March 29 1982
Date: 3/29/1982

Stand after density reduction to 55 square feet of basal area in shelterwood cut (CU, CV), in MU33 in June 1979
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU33
shelterwood system
Organisms: balsam fir
Location: Penobscot Experimental Forest; Maine
Description: Stand after density reduction to 55 square feet of basal area in shelterwood cut (CU, CV), in MU33 in June 1979
Date: Jun-79

Regeneration plots starting from east line (BU, BV), in MU 33 in June 1979
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Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU33
shelterwood system
regeneration
Organisms: balsam fir
Location: Penobscot Experimental Forest; Maine
Description: Regeneration plots starting from east line (BU, BV), in MU 33 in June 1979
Date: Jun-79

Regeneration plots starting from east line (BU, BV), Dan Keddell conducting inventory, in MU33 in June 1979
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU33
shelterwood system
personnel
plot
regeneration
Organisms: balsam fir
Location: Penobscot Experimental Forest; Maine
Description: Regeneration plots starting from east line (BU, BV), Dan Keddell conducting inventory, in MU33 in June 1979
Date: Jun-79

Fran Laurler reducing stand density to 55 square feet of basal area in shelterwood cut (DI, DJ), in MU33 in June 1979
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU33
shelterwood system
personnel
Organisms: balsam fir
Location: Penobscot Experimental Forest; Maine
Description: Fran Laurler reducing stand density to 55 square feet of basal area in shelterwood cut (DI, DJ), in MU33 in June 1979
Date: Jun-79

Looking south down a transect (CL, CM), in MU33 in June 1979
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU33
shelterwood system
Organisms: balsam fir
Location: Penobscot Experimental Forest; Maine
Description: Looking south down a transect (CL, CM), in MU33 in June 1979
Date: Jun-79

Ice storm damage to spruce and balsam fir, in Study 58 in January 1979
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: Study 58
thinning
damage
Organisms: spruce
balsam fir
Location: Penobscot Experimental Forest; Maine
Description: Ice storm damage to spruce and balsam fir, in Study 58 in January 1979
Date: Jan-79