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USFS Logo Research Data Archive
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Displaying items 1 - 20 of 61
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Kosciusko Is. fertilization area. Fertilized by aerial application of urea in 1971. Area logged 1955.
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Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: regeneration and formation of stands
degree of utilization and waste
clearing the felling site
natural regeneration
Location: Alaska; Kosciusko Island
Description: Kosciusko Is. fertilization area. Fertilized by aerial application of urea in 1971. Area logged 1955.
Date: 7/1972

Regeneration release area on Kosciusko Is. With 10 acres thinned to 10' x 10'. Area logged in 1955. In 1971 the area was aerially sprayed with nitrogen fertilizer (urea).
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: regeneration and formation of stands
degree of utilization and waste
clearing the felling site
natural regeneration
Location: Alaska; Kosciusko Island
Description: Regeneration release area on Kosciusko Is. With 10 acres thinned to 10' x 10'. Area logged in 1955. In 1971 the area was aerially sprayed with nitrogen fertilizer (urea).
Date: 7/1972

Regeneration release area on Kosciusko Is. With 10 acres thinned to 10' x 10'. Area logged in 1955. In 1971 the area was aerially sprayed with nitrogen fertilizer (urea).
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: regeneration and formation of stands
degree of utilization and waste
clearing the felling site
natural regeneration
Location: Alaska; Kosciusko Island
Description: Regeneration release area on Kosciusko Is. With 10 acres thinned to 10' x 10'. Area logged in 1955. In 1971 the area was aerially sprayed with nitrogen fertilizer (urea).
Date: 7/1972

Logging near Medfra.
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Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: degree of utilization and waste
clearing the felling site
crown wood
Location: Alaska; Kuskokwim; Medfra
Description: Logging near Medfra.
Date: 6/1966

Logging near Medfra.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: degree of utilization and waste
clearing the felling site
crown wood
Location: Alaska; Kuskokwim; Medfra
Description: Logging near Medfra.
Date: 6/1966

Adv. reprod. on unburned area, Kina Cove.
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Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: regeneration and formation of stands
degree of utilization and waste
clearing the felling site
natural regeneration
Location: Alaska; Prince of Wales Island; Kina Cove
Description: Adv. reprod. on unburned area, Kina Cove.
Date: 3/1965

Burned area Kina Cove.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: regeneration and formation of stands
degree of utilization and waste
clearing the felling site
natural regeneration
Location: Alaska; Prince of Wales Island; Kina Cove
Description: Burned area Kina Cove.
Date: 3/1965

Burned area Kina Cove.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: regeneration and formation of stands
degree of utilization and waste
clearing the felling site
natural regeneration
Location: Alaska; Prince of Wales Island; Kina Cove
Description: Burned area Kina Cove.
Date: 3/1965

Reprod. in burned area, Kina Cove. Seedlings coming in under shelter of log.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: regeneration and formation of stands
degree of utilization and waste
clearing the felling site
natural regeneration
Location: Alaska; Prince of Wales Island; Kina Cove
Description: Reprod. in burned area, Kina Cove. Seedlings coming in under shelter of log.
Date: 3/1965

Spruce seedlings on burned area, Kina Cove.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: regeneration and formation of stands
degree of utilization and waste
clearing the felling site
natural regeneration
Location: Alaska; Prince of Wales Island; Kina Cove
Description: Spruce seedlings on burned area, Kina Cove.
Date: 3/1965

Unburned area, Kina Cove.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: regeneration and formation of stands
degree of utilization and waste
clearing the felling site
natural regeneration
Location: Alaska; Prince of Wales Island; Kina Cove
Description: Unburned area, Kina Cove.
Date: 3/1965

Unburned area, Kina Cove.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: regeneration and formation of stands
degree of utilization and waste
clearing the felling site
natural regeneration
Location: Alaska; Prince of Wales Island; Kina Cove
Description: Unburned area, Kina Cove.
Date: 3/1965

Unburned area, Kina Cove.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: regeneration and formation of stands
degree of utilization and waste
clearing the felling site
natural regeneration
Location: Alaska; Prince of Wales Island; Kina Cove
Description: Unburned area, Kina Cove.
Date: 3/1965

Dense slash accumulation after controlled burn. Tlevak Narrows.
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Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: regeneration and formation of stands
degree of utilization and waste
clearing the felling site
natural regeneration
Location: Alaska; Tlevak Narrows
Description: Dense slash accumulation after controlled burn. Tlevak Narrows.
Date: 5/6/1963

Slash on ground after clearcutting & controlled burn. Tlevak Narrows.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: regeneration and formation of stands
degree of utilization and waste
clearing the felling site
natural regeneration
Location: Alaska; Tlevak Narrows
Description: Slash on ground after clearcutting & controlled burn. Tlevak Narrows.
Date: 5/6/1963

Slash seedling survived logging & slash burn. Tlevak Narrows.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: regeneration and formation of stands
degree of utilization and waste
clearing the felling site
natural regeneration
Location: Alaska; Tlevak Narrows
Description: Slash seedling survived logging & slash burn. Tlevak Narrows.
Date: 5/6/1963

Small island cutover & burned. Tlevak Narrows (controlled burn, 1960).
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: regeneration and formation of stands
degree of utilization and waste
clearing the felling site
natural regeneration
Location: Alaska; Tlevak Narrows
Description: Small island cutover & burned. Tlevak Narrows (controlled burn, 1960).
Date: 5/6/1963

N.R. Drum. Typical heavy slash on small island, Tlevak Narrows. Controlled burn in 1960 failed to eliminate slash.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: regeneration and formation of stands
degree of utilization and waste
clearing the felling site
natural regeneration
Location: Alaska; Tlevak Narrows
Description: N.R. Drum. Typical heavy slash on small island, Tlevak Narrows. Controlled burn in 1960 failed to eliminate slash.
Date: 5/5/1963

Top log in tractor yarded cutting unit left in the woods. Branches and tops obscured this log from yarding crew. In Sullivan Island cutting unit.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: degree of utilization and waste
clearing the felling site
Location: Alaska; Sullivan Island
Description: Top log in tractor yarded cutting unit left in the woods. Branches and tops obscured this log from yarding crew. In Sullivan Island cutting unit.
Date: 7/11/1962

Cutting unit after A-frame yarding had been completed. Many merchantable trees passed over by the fallers were pulled down during the yarding operation (Hoonah cutting unit).
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: degree of utilization and waste
clearing the felling site
Location: Alaska; Chichagof Island; Hoonah
Description: Cutting unit after A-frame yarding had been completed. Many merchantable trees passed over by the fallers were pulled down during the yarding operation (Hoonah cutting unit).
Date: 7/10/1962