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USFS Logo Research Data Archive
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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 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

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