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USFS Logo Research Data Archive
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Displaying items 1 - 9 of 9
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Tree 27 with pitch canker (spruce canker) at 6' and 7', no decay
more info/bigger image
Collection: RMRS Archive Images
Keywords: canker
spruce defect study
forest pathology
Organisms: spruce
Location: Roosevelt N.F.; CO; United States
Description: Tree 27 with pitch canker (spruce canker) at 6' and 7', no decay
Date: 6/1957

Tree 19 with old dead top above 49'
more info/bigger image
Collection: RMRS Archive Images
Keywords: spruce defect study
forest pathology
Organisms: spruce
Location: Roosevelt N.F.; CO; United States
Description: Tree 19 with old dead top above 49'
Date: 6/1957

Tree 30 with frost crack 0' to 12' and decay associated with it
more info/bigger image
Collection: RMRS Archive Images
Keywords: abiotic damage
spruce defect study
forest pathology
Organisms: spruce
Location: Roosevelt N.F.; CO; United States
Description: Tree 30 with frost crack 0' to 12' and decay associated with it
Date: 6/1957

Tree 27 with canker at 6'
more info/bigger image
Collection: RMRS Archive Images
Keywords: canker
spruce defect study
forest pathology
Organisms: spruce
Location: Roosevelt N.F.; CO; United States
Description: Tree 27 with canker at 6'
Date: 6/1957

Tree 23 with frost crack 0' to 34'
more info/bigger image
Collection: RMRS Archive Images
Keywords: abiotic damage
spruce defect study
forest pathology
Organisms: spruce
Location: Roosevelt N.F.; CO; United States
Description: Tree 23 with frost crack 0' to 34'
Date: 6/1957

Overholtzii sp. basidiocarp maturing in spring when snow is on the ground
more info/bigger image
Collection: RMRS Archive Images
Keywords: forest pathology
Organisms: basidiocarp
Location: Roosevelt N.F.; CO; United States
Description: Overholtzii sp. basidiocarp maturing in spring when snow is on the ground
Date: 6/1957

Overholtzii sp. basidiocarp maturing in early spring on old spruce log when snow is on the ground
more info/bigger image
Collection: RMRS Archive Images
Keywords: forest pathology
Organisms: spruce
basidiocarp
Location: Roosevelt N.F.; CO; United States
Description: Overholtzii sp. basidiocarp maturing in early spring on old spruce log when snow is on the ground
Date: 6/1957

Tree 23 cross section at 32' showing frost crack and associated decay
more info/bigger image
Collection: RMRS Archive Images
Keywords: decay
abiotic damage
spruce defect study
forest pathology
Organisms: spruce
Location: Roosevelt N.F.; CO; United States
Description: Tree 23 cross section at 32' showing frost crack and associated decay
Date: 6/1957

High percent of infestation of lodgepole pine
more info/bigger image
Collection: RMRS Archive Images
Keywords: forest pathology
Organisms: lodgepole pine
western gall rust
Location: Roosevelt N.F.; CO; United States
Description: High percent of infestation of lodgepole pine
Date: 1957