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Aerial view of pulp mill sludge treatment operation
Aerial view of pulp mill sludge treatment operation. 8-12 tons/acre and approximately 750 acres treated annually. S.D. Warren. N.B. no data on the results.
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Precommercial thinning in older cutovers
Precommercial thinning in older cutovers. S.D. Warren.
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Aerial view of two age classes of precommercial thinning in balsam fir & spruce
Aerial view of two age classes of precommercial thinning in balsam fir & spruce. S.D. Warren.
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Aerial view of recent precommercial thinning in balsam fir & spruce
Aerial view of recent precommercial thinning in balsam fir & spruce. N.B. red brown of dead material. S.D. Warren.
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Aerial view of precommercial thinning in natural balsam fir & spruce
Aerial view of precommercial thinning in natural balsam fir & spruce. S.D. Warren.
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Aerial view of precommercial thinning in natural balsam fir and spruce
Aerial view of precommercial thinning in natural balsam fir and spruce. S.D. Warren.
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Current harvesting in 150 year white pine
Current harvesting in 150 year white pine with 70 year spruce. S.D.Warren.
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Aerial view of 35 acre clearcut in hardwoods
Aerial view of 35 acre (14 hectare) clearcut in hardwoods. N.B. absence of slash - everything utilized. S.D. Warren.
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Aerial view of clearcuts in hardwoods
Aerial view of clearcuts in hardwoods. N.B. patterns and age classes. S.D. Warren, Maine
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Aerial view of natural balsam fir released by recent herbicide
Aerial view of natural balsam fir released by recent herbicide (Roundup). S.D. Warren, Maine.
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