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USFS Logo Research Data Archive
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Displaying items 1 - 6 of 6
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Patch of raspberry with a few spruce and balsam fir seedlings, photo point #6 (permanent sample plot 2/1) in MU23 on May 24 1955
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU23
Compartment Management Study
shelterwood system
regeneration
plot
photo point
Organisms: spruce
balsam fir
raspberry
Location: Penobscot Experimental Forest; Maine
Description: Patch of raspberry with a few spruce and balsam fir seedlings, photo point #6 (permanent sample plot 2/1) in MU23 on May 24 1955
Date: 5/24/1955

Pre cut balsam fir, 7-11 inches marked, in MU23 on March 31 1955
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU23
Compartment Management Study
shelterwood system
marking
photo point
Organisms: balsam fir
Location: Penobscot Experimental Forest; Maine
Description: Pre cut balsam fir, 7-11 inches marked, in MU23 on March 31 1955
Date: 3/31/1955

Pre cut balsam fir and red spruce stand. Fir are dying from top. Marked 8-11" fir, leaving 5-7" spruce, in MU23 on March 31 1955
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU23
Compartment Management Study
shelterwood system
marking
photo point
Organisms: balsam fir
red spruce
Location: Penobscot Experimental Forest; Maine
Description: Pre cut balsam fir and red spruce stand. Fir are dying from top. Marked 8-11" fir, leaving 5-7" spruce, in MU23 on March 31 1955
Date: 3/31/1955

Before cutting in mixed stand. Balsam fir 7 inches, American beech 9 inches, red maple 10 inches, in MU23 on March 31 1955
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU23
Compartment Management Study
shelterwood system
personnel
photo point
Organisms: balsam fir
American beech
red maple
Location: Penobscot Experimental Forest; Maine
Description: Before cutting in mixed stand. Balsam fir 7 inches, American beech 9 inches, red maple 10 inches, in MU23 on March 31 1955
Date: 3/31/1955

Pre cut, balsam fir, paper birch, red maple, beech, photo point #2 in MU23 on March 21 1955
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU23
Compartment Management Study
shelterwood system
photo point
Organisms: balsam fir
paper birch
red maple
beech
Location: Penobscot Experimental Forest; Maine
Description: Pre cut, balsam fir, paper birch, red maple, beech, photo point #2 in MU23 on March 21 1955
Date: 3/21/1955

Before cutting in 55-year old balsam fir stand. Trees range in size up to 11 inches dbh, in MU23 on March 21 1955
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU23
Compartment Management Study
shelterwood system
photo point
Organisms: balsam fir
Location: Penobscot Experimental Forest; Maine
Description: Before cutting in 55-year old balsam fir stand. Trees range in size up to 11 inches dbh, in MU23 on March 21 1955
Date: 3/21/1955