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USFS Logo Research Data Archive

*To download images in addition to list, filter to 100 images or fewer.
Displaying items 1 - 7 of 7
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11-inch dbh red maple and 23-inch dbh eastern hemlock marked to release 11-inch dbh red spruce, photo point #5 (permanent sample plot 6/1) in MU13 on July 5 1956
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU13
Compartment Management Study
diameter-limit cut
marking
release
plot
photo point
Organisms: red maple
eastern hemlock
red spruce
Location: Penobscot Experimental Forest; Maine
Description: 11-inch dbh red maple and 23-inch dbh eastern hemlock marked to release 11-inch dbh red spruce, photo point #5 (permanent sample plot 6/1) in MU13 on July 5 1956
Date: 7/5/1956

Northern white-cedar stand with red spruce and eastern hemlock, no regeneration, photo point #8 (20 feet from center of permanent sample plot 4/3) in MU32 on September 27, 1955
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU32
reference
plot
photo point
Organisms: red spruce
eastern hemlock
northern white-cedar
Location: Penobscot Experimental Forest; Maine
Description: Northern white-cedar stand with red spruce and eastern hemlock, no regeneration, photo point #8 (20 feet from center of permanent sample plot 4/3) in MU32 on September 27, 1955
Date: 9/27/1955

Dense mature eastern hemlock stand, trees are 8-12 inches dbh, one red spruce on right is 12 inches dbh, big eastern white pine in background (on the edge of permanent sample plot 3/2), a few small balsam fir seedlings, photo point #5 (on cruise line 3 midway between plots 2 and 3) in MU32 on September 27, 1955
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU32
reference
plot
photo point
Organisms: eastern hemlock
red spruce
eastern white pine
balsam fir
Location: Penobscot Experimental Forest; Maine
Description: Dense mature eastern hemlock stand, trees are 8-12 inches dbh, one red spruce on right is 12 inches dbh, big eastern white pine in background (on the edge of permanent sample plot 3/2), a few small balsam fir seedlings, photo point #5 (on cruise line 3 midway between plots 2 and 3) in MU32 on September 27, 1955
Date: 9/27/1955

Maple saplings, 8-inch dbh eastern white pine, 7-inch dbh red spruce in foreground, American larch in background outside the plot, alder, winterberry, rhodora, meadow-sweet, leather-leaf, sweet gale, and cinnamon fern in the foreground, photo point #3 (20 feet from center of permanent sample plot 1/1, facing outside the plot (north)) in MU32 on September 27 1955
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU32
reference
plot
photo point
Organisms: maple
eastern white pine
red spruce
American larch
alder
winterberry
rhodora
meadow-sweet
leather-leaf
sweet gale
cinnamon fern
Location: Penobscot Experimental Forest; Maine
Description: Maple saplings, 8-inch dbh eastern white pine, 7-inch dbh red spruce in foreground, American larch in background outside the plot, alder, winterberry, rhodora, meadow-sweet, leather-leaf, sweet gale, and cinnamon fern in the foreground, photo point #3 (20 feet from center of permanent sample plot 1/1, facing outside the plot (north)) in MU32 on September 27 1955
Date: 9/27/1955

Young balsam fir with a few aspen and red spruce, photo point #1 (8 feet from center of permanent sample plot 1/3) in MU32 on September 27 1955
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU32
reference
plot
photo point
Organisms: balsam fir
aspen
red spruce
Location: Penobscot Experimental Forest; Maine
Description: Young balsam fir with a few aspen and red spruce, photo point #1 (8 feet from center of permanent sample plot 1/3) in MU32 on September 27 1955
Date: 9/27/1955

Post-cut, 15-inch dbh eastern hemlock and 8-9 inch dbh red maple marked, leaving red spruce 4-11 inches dbh, photo point #1 (in permanent sample plot 2/4) in MU10 on August 2, 1954
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU10
Compartment Management Study
selection system
marking
plot
photo point
Organisms: eastern hemlock
red maple
red spruce
Location: Penobscot Experimental Forest; Maine
Description: Post-cut, 15-inch dbh eastern hemlock and 8-9 inch dbh red maple marked, leaving red spruce 4-11 inches dbh, photo point #1 (in permanent sample plot 2/4) in MU10 on August 2, 1954
Date: 8/2/1954

Balsam fir regeneration 12 feet tall and 2 inches dbh in opening made about 12 years ago, photo point #2 (about 2 chains south of permanent sample plot 4/3) in MU10 on May 17 1954
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU10
Compartment Management Study
selection system
plot
regeneration
photo point
Organisms: balsam fir
red spruce
Location: Penobscot Experimental Forest; Maine
Description: Balsam fir regeneration 12 feet tall and 2 inches dbh in opening made about 12 years ago, photo point #2 (about 2 chains south of permanent sample plot 4/3) in MU10 on May 17 1954
Date: 5/17/1954