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USFS Logo Research Data Archive
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Displaying items 1 - 11 of 11
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Seed trap for seedbed study (plot #6) in fully stocked softwood stand, in MU5 on August 2 1954
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU5
Compartment Management Study
selection system
personnel
regeneration
plot
Location: Penobscot Experimental Forest; Maine
Description: Seed trap for seedbed study (plot #6) in fully stocked softwood stand, in MU5 on August 2 1954
Date: 8/2/1954

Softwood regeneration overtopped by gray birch and red maple, before weeding, along road to boat landing on August 2 1954
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: personnel
regeneration
Organisms: gray birch
red maple
Location: Penobscot Experimental Forest; Maine
Description: Softwood regeneration overtopped by gray birch and red maple, before weeding, along road to boat landing on August 2 1954
Date: 8/2/1954

Overtopping gray birch and red maple cut to release softwood reproduction, along road to boat landing on August 2 1954
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: regeneration
release
Organisms: gray birch
red maple
Location: Penobscot Experimental Forest; Maine
Description: Overtopping gray birch and red maple cut to release softwood reproduction, along road to boat landing on August 2 1954
Date: 8/2/1954

Slow-growing red spruce regeneration in shade of dense stand, in MU17 on July 28 1954
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU17
Compartment Management Study
selection system
regeneration
personnel
Organisms: red spruce
Location: Penobscot Experimental Forest; Maine
Description: Slow-growing red spruce regeneration in shade of dense stand, in MU17 on July 28 1954
Date: 7/28/1954

Red spruce tree probably about 30 years old, under dense northern hardwood pole stand on July 28 1954
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: regeneration
Organisms: red spruce
Location: Penobscot Experimental Forest; Maine
Description: Red spruce tree probably about 30 years old, under dense northern hardwood pole stand on July 28 1954
Date: 7/28/1954

Pre-cut, spruce 6-8 inches dbh, balsam fir 4-12 inches dbh, eastern white pine 12 inches dbh by axe, seedlings of pine, eastern hemlock, spruce, and fir, photo point #1 (looking east) in MU12 on July 16 1954
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU12
Compartment Management Study
selection system
regeneration
photo point
Organisms: spruce
balsam fir
eastern white pine
eastern hemlock
Location: Penobscot Experimental Forest; Maine
Description: Pre-cut, spruce 6-8 inches dbh, balsam fir 4-12 inches dbh, eastern white pine 12 inches dbh by axe, seedlings of pine, eastern hemlock, spruce, and fir, photo point #1 (looking east) in MU12 on July 16 1954
Date: 7/16/1954

Spruce and balsam fir regeneration in opening, trees in center are 15 feet tall, photo point #1 (looking southwest) in MU12 on July 16 1954
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU12
Compartment Management Study
selection system
regeneration
photo point
Organisms: spruce
balsam fir
Location: Penobscot Experimental Forest; Maine
Description: Spruce and balsam fir regeneration in opening, trees in center are 15 feet tall, photo point #1 (looking southwest) in MU12 on July 16 1954
Date: 7/16/1954

Seedlings of balsam fir, eastern white pine, and white spruce in an opening made about 12 years ago, photo point #4 in MU9 on May 18 1954
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU9
Compartment Management Study
selection system
regeneration
photo point
Organisms: balsam fir
white spruce
eastern white pine
Location: Penobscot Experimental Forest; Maine
Description: Seedlings of balsam fir, eastern white pine, and white spruce in an opening made about 12 years ago, photo point #4 in MU9 on May 18 1954
Date: 5/18/1954

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

juniper in old burn
more info/bigger image
Collection: Fort Valley Experimental Forest historical photographs
Keywords: regeneration
Organisms: juniper
Location: Coconino National Forest; AZ; USA
Description: juniper in old burn
Date: 5/3/1954

juniper
more info/bigger image
Collection: Fort Valley Experimental Forest historical photographs
Keywords: regeneration
Organisms: juniper
Location: Coconino National Forest; AZ; USA
Description: juniper
Date: 5/3/1954