| 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 |
| 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 |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
MU15 Compartment Management Study diameter-limit cut personnel regeneration photo point |
| Organisms: |
balsam fir eastern hemlock red maple American beech |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | Opening seeding in to balsam fir, eastern hemlock, red maple, and American beech, photo point #4 (between old woods road and MU14 boundary) in MU15 on July 5 1956 |
| Date: | 7/5/1956 |
| 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 |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
MU24 Compartment Management Study diameter-limit cut marking plot release regeneration photo point |
| Organisms: |
eastern hemlock red maple American beech balsam fir |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | Eastern hemlock - hardwood stand before cutting, 9-inch dbh red maple and 12-inch dbh American beech marked for cutting, 14-inch dbh hemlock kept as future sawlog tree, balsam fir and beech regeneration, photo point #2 (on MU boundary behind permanent sample plot 1/1) in MU24 on May 24 1955 |
| Date: | 5/24/1955 |
| 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 |
| 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 |
| 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 |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
MU8 Compartment Management Study commercial clearcut regeneration photo point |
| Organisms: | red maple |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | After cutting, area cleaned for "twin yards" during the 1953 commercial clearcut, a few red maple sprouts, photo point #4 (south 28 degrees east) in MU8 on May 2 1955 |
| Date: | 5/2/1955 |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
MU8 Compartment Management Study commercial clearcut logging regeneration photo point |
| Organisms: |
red maple eastern hemlock |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | After cutting, looking across a yard cleared during the 1953 commercial clearcut, residual stand in background is eastern hemlock and hardwoods up to 8 inches dbh, red maple sprouts coming up in the cleared area, photo point #5 (south 55 degrees east) in MU8 on May 2 1955 |
| Date: | 5/2/1955 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |



















