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Spruce regeneration 3-5 feet tall, photo point #6 in MU14 on July 5 1956

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Collection:	Penobscot Experimental Forest Historical Photo Archive
Keywords:	MU14 Compartment Management Study selection system regeneration personnel photo point
Organisms:	spruce
Location:	Penobscot Experimental Forest; Maine
Description:	Spruce regeneration 3-5 feet tall, photo point #6 in MU14 on July 5 1956
Date:	7/5/1956

Large opening made about 12 years ago, bracken fern and raspberry with few spruce, balsam fir, or eastern hemlock seedlings, photo point #1 (near permanent sample plot 3/1) in MU14 on July 5 1956

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Collection:	Penobscot Experimental Forest Historical Photo Archive
Keywords:	MU14 Compartment Management Study selection system regeneration plot photo point
Organisms:	spruce balsam fir eastern hemlock raspberry bracken fern
Location:	Penobscot Experimental Forest; Maine
Description:	Large opening made about 12 years ago, bracken fern and raspberry with few spruce, balsam fir, or eastern hemlock seedlings, photo point #1 (near permanent sample plot 3/1) in MU14 on July 5 1956
Date:	7/5/1956

Balsam fir saplings in an opening, photo point #2 (one-half chain from southwest boundary between cruise lines 1 and 2, tripod legs half extended) in MU17 on May 6 1955

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Collection:	Penobscot Experimental Forest Historical Photo Archive
Keywords:	MU17 Compartment Management Study selection system regeneration photo point
Organisms:	balsam fir
Location:	Penobscot Experimental Forest; Maine
Description:	Balsam fir saplings in an opening, photo point #2 (one-half chain from southwest boundary between cruise lines 1 and 2, tripod legs half extended) in MU17 on May 6 1955
Date:	5/6/1955

Old clearing with balsam fir and eastern hemlock regeneration, one cull hemlock treated and two hemlock to be removed in a selection cutting, four pole-size spruce trees, photo point #5 (along the road 2.3 chains beyond permanent sample plot center post) in MU17 on May 6 1955

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Collection:	Penobscot Experimental Forest Historical Photo Archive
Keywords:	MU17 Compartment Management Study selection system regeneration plot photo point
Organisms:	balsam fir eastern hemlock spruce
Location:	Penobscot Experimental Forest; Maine
Description:	Old clearing with balsam fir and eastern hemlock regeneration, one cull hemlock treated and two hemlock to be removed in a selection cutting, four pole-size spruce trees, photo point #5 (along the road 2.3 chains beyond permanent sample plot center post) in MU17 on May 6 1955
Date:	5/6/1955

Northern white-cedar stand on low ground with balsam fir regeneration, a red maple and a paper birch are marked for removal in a selection cutting, photo point #1 (south 60 degrees west, 1.8 chains from center of permanent sample plot 1/3) in MU17 on May 6 1955

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Collection:	Penobscot Experimental Forest Historical Photo Archive
Keywords:	MU17 Compartment Management Study selection system marking regeneration plot photo point
Organisms:	northern white-cedar red maple paper birch balsam fir
Location:	Penobscot Experimental Forest; Maine
Description:	Northern white-cedar stand on low ground with balsam fir regeneration, a red maple and a paper birch are marked for removal in a selection cutting, photo point #1 (south 60 degrees west, 1.8 chains from center of permanent sample plot 1/3) in MU17 on May 6 1955
Date:	5/6/1955

Seed trap for seedbed study (plot #6) in fully stocked softwood stand, in MU5 on August 2 1954

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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

Slow-growing red spruce regeneration in shade of dense stand, in MU17 on July 28 1954

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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

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

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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

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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

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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

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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

Opening about 10 years old in mixed-species stand, slash has disintegrated enough for regeneration to come in under ferns, stump is 4 feet tall, small balsam fir is 6 feet tall, photo point #3 (looking north 60 degrees east) in MU7 on August 14 1952

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Collection:	Penobscot Experimental Forest Historical Photo Archive
Keywords:	MU7 Farm Woodlot Study selection system regeneration photo point
Organisms:	balsam fir fern
Location:	Penobscot Experimental Forest; Maine
Description:	Opening about 10 years old in mixed-species stand, slash has disintegrated enough for regeneration to come in under ferns, stump is 4 feet tall, small balsam fir is 6 feet tall, photo point #3 (looking north 60 degrees east) in MU7 on August 14 1952
Date:	8/14/1952

Opening caused by dying balsam fir. Fir seeding in (up to 3 feet tall), some eastern white pine and spruce, photo point #7 (north 38 degrees east) in MU2 on August 16 1951

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Collection:	Penobscot Experimental Forest Historical Photo Archive
Keywords:	MU2 Farm Woodlot Study selection system regeneration photo point
Organisms:	balsam fir eastern white pine spruce
Location:	Penobscot Experimental Forest; Maine
Description:	Opening caused by dying balsam fir. Fir seeding in (up to 3 feet tall), some eastern white pine and spruce, photo point #7 (north 38 degrees east) in MU2 on August 16 1951
Date:	8/22/1951

White spruce and balsam fir regeneration under red maple, red oak, and paper birch. Older fir have died out, photo point #8 (north 12 degrees east) in MU2 on August 22 1951

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Collection:	Penobscot Experimental Forest Historical Photo Archive
Keywords:	MU2 Farm Woodlot Study selection system regeneration photo point
Organisms:	white spruce balsam fir red maple red oak paper birch
Location:	Penobscot Experimental Forest; Maine
Description:	White spruce and balsam fir regeneration under red maple, red oak, and paper birch. Older fir have died out, photo point #8 (north 12 degrees east) in MU2 on August 22 1951
Date:	8/22/1951

Eastern white pine stand with balsam fir understory, many pine seedlings of 1950 seed crop have germinated, photo point #2 in MU2 on August 16 1951

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Collection:	Penobscot Experimental Forest Historical Photo Archive
Keywords:	MU2 Farm Woodlot Study selection system regeneration photo point
Organisms:	eastern white pine balsam fir regeneration
Location:	Penobscot Experimental Forest; Maine
Description:	Eastern white pine stand with balsam fir understory, many pine seedlings of 1950 seed crop have germinated, photo point #2 in MU2 on August 16 1951
Date:	8/16/1951

Red maple sprout clumps before thinning, on moist site along intermittent stream, balsam fir and white spruce regeneration, photo point #3 in MU2 on August 16 1951

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Collection:	Penobscot Experimental Forest Historical Photo Archive
Keywords:	MU2 Farm Woodlot Study selection system regeneration photo point
Organisms:	red maple balsam fir white spruce
Location:	Penobscot Experimental Forest; Maine
Description:	Red maple sprout clumps before thinning, on moist site along intermittent stream, balsam fir and white spruce regeneration, photo point #3 in MU2 on August 16 1951
Date:	8/16/1951

Balsam fir reproduction under eastern white pine in MU2 on March 28 1951

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Collection:	Penobscot Experimental Forest Historical Photo Archive
Keywords:	MU2 Farm Woodlot Study selection system regeneration
Organisms:	balsam fir eastern white pine
Location:	Penobscot Experimental Forest; Maine
Description:	Balsam fir reproduction under eastern white pine in MU2 on March 28 1951
Date:	3/28/1951

Regeneration, in MU26

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Collection:	Penobscot Experimental Forest Historical Photo Archive
Keywords:	MU26 Compartment Management Study selection system regeneration
Location:	Penobscot Experimental Forest; Maine
Description:	Regeneration, in MU26
Date:	1950s

Large red spruce and eastern hemlock with a sapling understory of balsam fir in a selection stand, in MU16

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Collection:	Penobscot Experimental Forest Historical Photo Archive
Keywords:	MU16 Compartment Management Study selection system regeneration
Organisms:	red spruce eastern hemlock balsam fir
Location:	Penobscot Experimental Forest; Maine
Description:	Large red spruce and eastern hemlock with a sapling understory of balsam fir in a selection stand, in MU16
Date:

Prolific balsam fir reproduction and some red spruce in a forest opening in a selection stand, in MU16

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Collection:	Penobscot Experimental Forest Historical Photo Archive
Keywords:	MU16 Compartment Management Study selection system regeneration
Organisms:	balsam fir red spruce
Location:	Penobscot Experimental Forest; Maine
Description:	Prolific balsam fir reproduction and some red spruce in a forest opening in a selection stand, in MU16
Date:

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