Skip to main content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

USFS Logo Research Data Archive
You are here: Home > Search Results


*To download images in addition to list, filter to 100 images or fewer.
Displaying items 1 - 20 of 37
10 | 20 | 50 per page
Maximum distances of invasion of mistletoe from mature lodgepole pine stands into regeneration, based on 31 study areas in Colo. and Wyoming.
more info/bigger image
Collection: RMRS Archive Images
Keywords: figure
forest pathology
Organisms: mistletoe
Location:
Description: Maximum distances of invasion of mistletoe from mature lodgepole pine stands into regeneration, based on 31 study areas in Colo. and Wyoming.
Date: 11/1957

Proportion of trees with dwarf mistletoe and percent-age of infected trees with trunk infections in 2 lodgepole pine stands in Colo
more info/bigger image
Collection: RMRS Archive Images
Keywords: figure
forest pathology
Organisms: mistletoe
Location: CO; United States
Description: Proportion of trees with dwarf mistletoe and percent-age of infected trees with trunk infections in 2 lodgepole pine stands in Colo
Date: 11/1957

Aspen decay chart (revised)
more info/bigger image
Collection: RMRS Archive Images
Keywords: figure
decay
forest pathology
Organisms: aspen
Location:
Description: Aspen decay chart (revised)
Date: 9/7/1957

Radial increment during the last 5-year period in dwarf mistletoe infected trees in comparison with uninfected trees
more info/bigger image
Collection: RMRS Archive Images
Keywords: figure
forest pathology
Organisms: mistletoe
Location: Mescalero I. R.; NM; United States
Description: Radial increment during the last 5-year period in dwarf mistletoe infected trees in comparison with uninfected trees
Date: 9/1957

Method of obtaining basidiospore cultures of hymenomycetes
more info/bigger image
Collection: RMRS Archive Images
Keywords: figure
culture (fungal, etc.)
research techniques
forest pathology
Location:
Description: Method of obtaining basidiospore cultures of hymenomycetes
Date: 9/1957

Two charts showing the relative importance of the major destructive agents for the entire U.S. and Alaska
more info/bigger image
Collection: RMRS Archive Images
Keywords: figure
forest pathology
Location: United States
Description: Two charts showing the relative importance of the major destructive agents for the entire U.S. and Alaska
Date: 9/1957

Aspen decay data chart (revised)
more info/bigger image
Collection: RMRS Archive Images
Keywords: figure
decay
forest pathology
Organisms: aspen
Location:
Description: Aspen decay data chart (revised)
Date: 9/1957

Tree 138 with fallen tree wound 26' to 45'
more info/bigger image
Collection: RMRS Archive Images
Keywords: spruce defect study
forest pathology
Organisms: spruce
Location: White River N.F.; CO; United States
Description: Tree 138 with fallen tree wound 26' to 45'
Date: 8/1957

Tree 182 cross section at 1' showing P. tomentosus behind 117 yr. old fire scar which was almost healed over
more info/bigger image
Collection: RMRS Archive Images
Keywords: decay
spruce defect study
forest pathology
Organisms: spruce
Location: Grand Mesa N.F.; CO; United States
Description: Tree 182 cross section at 1' showing P. tomentosus behind 117 yr. old fire scar which was almost healed over
Date: 8/1957

Tumors on Abies lasiocarpa - cause unknown.
more info/bigger image
Collection: RMRS Archive Images
Keywords: forest pathology
Organisms: fir
Location: Dubois; WY; United States
Description: Tumors on Abies lasiocarpa - cause unknown.
Date: 8/1957

Dick Hicks cutting on tree 140
more info/bigger image
Collection: RMRS Archive Images
Keywords: butt rot
spruce defect study
forest pathology
Organisms: spruce
Location: White River N.F.; CO; United States
Description: Dick Hicks cutting on tree 140
Date: 8/1957

Dick Hicks cutting butt off tree 140
more info/bigger image
Collection: RMRS Archive Images
Keywords: butt rot
spruce defect study
forest pathology
Organisms: spruce
Location: White River N.F.; CO; United States
Description: Dick Hicks cutting butt off tree 140
Date: 8/1957

Tree no. 145 with recent dead top 62' to 101'
more info/bigger image
Collection: RMRS Archive Images
Keywords: spruce defect study
forest pathology
Organisms: spruce
Location: White River N.F.; CO; United States
Description: Tree no. 145 with recent dead top 62' to 101'
Date: 8/1957

Tree 193, cross section at 7 1/2' with F. pini and S. sulcatum decay behind live and dead rust brooms
more info/bigger image
Collection: RMRS Archive Images
Keywords: decay
spruce defect study
forest pathology
Organisms: spruce
Location: Grand Mesa N.F.; CO; United States
Description: Tree 193, cross section at 7 1/2' with F. pini and S. sulcatum decay behind live and dead rust brooms
Date: 8/1957

Tree 141 with broken out top at 56' and F. pini 21' to top
more info/bigger image
Collection: RMRS Archive Images
Keywords: spruce defect study
forest pathology
Organisms: spruce
Location: White River N.F.; CO; United States
Description: Tree 141 with broken out top at 56' and F. pini 21' to top
Date: 8/1957

Tree 141 with broken out top at 56' and F. pini 21' to top
more info/bigger image
Collection: RMRS Archive Images
Keywords: spruce defect study
forest pathology
Organisms: spruce
Location: White River N.F.; CO; United States
Description: Tree 141 with broken out top at 56' and F. pini 21' to top
Date: 8/1957

Tree 139 with dead rust brooms and dead top 68' to 88'
more info/bigger image
Collection: RMRS Archive Images
Keywords: spruce defect study
forest pathology
Organisms: spruce
Location: White River N.F.; CO; United States
Description: Tree 139 with dead rust brooms and dead top 68' to 88'
Date: 8/1957

Tree 131 with old dead and dying top (60' to 91') and dead rust brooms at 60' and 66'
more info/bigger image
Collection: RMRS Archive Images
Keywords: spruce defect study
forest pathology
Organisms: spruce
Location: White River N.F.; CO; United States
Description: Tree 131 with old dead and dying top (60' to 91') and dead rust brooms at 60' and 66'
Date: 7/1957

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