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USFS Logo Research Data Archive
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Displaying items 1 - 9 of 9
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Traps dug into position for use in seed dissemination studies, fall 1957. Along spur 120, Maybeso.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: regeneration and formation of stands
artificial regeneration
seed production (seed years, seed crops etc)
Location: Alaska; Prince of Wales Island; Maybeso Valley
Description: Traps dug into position for use in seed dissemination studies, fall 1957. Along spur 120, Maybeso.
Date: 8/21/1957

Traps dug into position for use in seed dissemination studies, fall 1957. Along spur 120, Maybeso.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: regeneration and formation of stands
artificial regeneration
seed production (seed years, seed crops etc)
Location: Alaska; Prince of Wales Island; Maybeso Valley
Description: Traps dug into position for use in seed dissemination studies, fall 1957. Along spur 120, Maybeso.
Date: 8/21/1957

Traps in scrub cedar stand in middle of Maybeso Valley.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: regeneration and formation of stands
artificial regeneration
seed production (seed years, seed crops etc)
Location: Alaska; Prince of Wales Island; Maybeso Valley
Description: Traps in scrub cedar stand in middle of Maybeso Valley.
Date: 8/21/1957

Traps nestled on ground with cover removed to show that muslin held down with lath strips.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: regeneration and formation of stands
artificial regeneration
seed production (seed years, seed crops etc)
Location: Alaska
Description: Traps nestled on ground with cover removed to show that muslin held down with lath strips.
Date: 8/21/1957

Spring vs. fall. Area A.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: regeneration and formation of stands
artificial regeneration
formation of stands by direct sowing
Location: Alaska
Description: Spring vs. fall. Area A.
Date: 5/14/1957

Spring vs. fall. Area B.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: regeneration and formation of stands
artificial regeneration
formation of stands by direct sowing
Location: Alaska
Description: Spring vs. fall. Area B.
Date: 5/14/1957

Spring vs. fall. Area C.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: regeneration and formation of stands
artificial regeneration
formation of stands by direct sowing
Location: Alaska
Description: Spring vs. fall. Area C.
Date: 5/14/1957

James broadcast sowing conifer seed with cyclone seeder in Maybeso Valley.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: regeneration and formation of stands
artificial regeneration
formation of stands by direct sowing
Location: Alaska; Prince of Wales Island; Maybeso Valley
Description: James broadcast sowing conifer seed with cyclone seeder in Maybeso Valley.
Date: 5/1957

Upside-down seed trap to exclude small mammals from germination tests of Endrin treated W. Hemlock, S. spruce, W. Red Cedar & untreated W. Hemlock & S. Spruce.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: regeneration and formation of stands
artificial regeneration
seed production (seed years, seed crops etc)
Location: Alaska
Description: Upside-down seed trap to exclude small mammals from germination tests of Endrin treated W. Hemlock, S. spruce, W. Red Cedar & untreated W. Hemlock & S. Spruce.
Date: 1957