| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
personnel pruning |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | Arthur Hart pole pruning in December 1954 |
| Date: | Dec-54 |
| 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 |
| 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 |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
MU5 Compartment Management Study selection system photo point |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | After cutting, photo point #2 in MU5 on August 2 1954 |
| Date: | 8/2/1954 |
| 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 |
| 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 |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: | release |
| Organisms: |
gray birch white spruce |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | Weeding with sodium arsenite tabs. Tab being inserted in grey birch to release white spruce sapling, on August 2 1954 |
| Date: | 8/2/1954 |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
MU1 Cutting Practice Level Study personnel |
| Organisms: | red spruce |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | Arthur Hart in a dense stand of red spruce, in MU1 on July 28 1954 |
| Date: | 7/28/1954 |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
MU1 Cutting Practice Level Study selection system timber stand improvement |
| Organisms: |
eastern hemlock spruce |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | Good cutting practice (selection cutting) in the Cutting Practice Level study, eastern hemlock and spruce stand 4 years after improvement cutting, in MU1 on July 28 1954 |
| Date: | 7/28/1954 |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
MU1 Cutting Practice Level Study commercial clearcut personnel |
| Organisms: |
spruce balsam fir raspberry |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | Poor cutting practice (commercial clearcut) in the Cutting Practice Level Study, fifth growing season after stumpwood cutting in spruce - balsam fir stand, raspberry plants growing in "stump road," in MU1 on July 28 1954 |
| Date: | 7/28/1954 |