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USFS Logo Research Data Archive

*To download images in addition to list, filter to 100 images or fewer.
Displaying items 61 - 80 of 489
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Lateral root extension for a 17-year-old loblolly pine.
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Collection: Southern Research Station Historical Documents and Images
Keywords: experimental forest
root
soil
Organisms: loblolly pine
Location: Crossett Experimental Forest; Ashley County; Arkansas
Description: Lateral root extension for a 17-year-old loblolly pine.
Date: 3/1/1956

1955 black & white map of Forest Service's experiment station and Forest Products Laboratory locations, including Station headquarters, laboratories, and experimental forests.
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Collection: Southern Research Station Historical Documents and Images
Keywords: map
Research & Development
experimental forests
Southern Forest Experiment Station
Southeastern Forest Experiment Station
Forest Products Laboratory
Location: US
Description: 1955 black & white map of Forest Service's experiment station and Forest Products Laboratory locations, including Station headquarters, laboratories, and experimental forests.
Date: 12/1955

Demostration of water use versus water loss.
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Collection: Southern Research Station Historical Documents and Images
Keywords: experimental forest
education
water
Location: Crossett Experimental Forest; Ashley County; Arkansas
Description: Demostration of water use versus water loss.
Date: 6/27/1955

Caption reads:  "Grafting of scions from loblolly pine plus trees to the leaders of 2-yr.-old nursery grown seedlings."
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Collection: Southern Research Station Historical Documents and Images
Keywords: experimental forest
tree improvement
superior pine
Organisms: loblolly pine
Location: Crossett Experimental Forest; Ashley County; Arkansas
Description: Caption reads: "Grafting of scions from loblolly pine plus trees to the leaders of 2-yr.-old nursery grown seedlings."
Date: 6/21/1955

Watering treatment on study to control amount of moisture going to individual pines.
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Collection: Southern Research Station Historical Documents and Images
Keywords: experimental forest
water
growth
Organisms: pine
Location: Crossett Experimental Forest; Ashley County; Arkansas
Description: Watering treatment on study to control amount of moisture going to individual pines.
Date: 6/21/1955

Shed treatment on study to control amount of moisture going to individual pines.
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Collection: Southern Research Station Historical Documents and Images
Keywords: experimental forest
water
growth
Organisms: pine
Location: Crossett Experimental Forest; Ashley County; Arkansas
Description: Shed treatment on study to control amount of moisture going to individual pines.
Date: 6/21/1955

The "Sudden Sawlog" plantation, immediately after the first thinning and pruning.
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Collection: Southern Research Station Historical Documents and Images
Keywords: experimental forest
plantation
precommercial thinning
Organisms: loblolly pine
Location: Crossett Experimental Forest; Ashley County; Arkansas
Description: The "Sudden Sawlog" plantation, immediately after the first thinning and pruning.
Date: 6/21/1955

Understory hardwoods in a pine stand before their removal.
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Collection: Southern Research Station Historical Documents and Images
Keywords: experimental forest
hardwood
understory
Organisms: pine
Location: Crossett Experimental Forest; Ashley County; Arkansas
Description: Understory hardwoods in a pine stand before their removal.
Date: 6/21/1955

Caption reads:  "To improve stocking and growth of pine, low-grade hardwoods are killed by girdling or poisoning." Man on left is Russ Reynolds; man on right is Charles X. Grano.
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Collection: Southern Research Station Historical Documents and Images
Keywords: experimental forest
pine release
hardwood
girdling
personnel
Location: Crossett Experimental Forest; Ashley County; Arkansas
Description: Caption reads: "To improve stocking and growth of pine, low-grade hardwoods are killed by girdling or poisoning." Man on left is Russ Reynolds; man on right is Charles X. Grano.
Date: 6/21/1955

Charles X. Grano inspecting girdled low-grade hardwoods.
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Collection: Southern Research Station Historical Documents and Images
Keywords: experimental forest
pine release
hardwood
girdling
personnel
Location: Crossett Experimental Forest; Ashley County; Arkansas
Description: Charles X. Grano inspecting girdled low-grade hardwoods.
Date: 6/21/1955

Exposing pine roots for study.
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Collection: Southern Research Station Historical Documents and Images
Keywords: experimental forest
root
soil
Organisms: pine
Location: Crossett Experimental Forest; Ashley County; Arkansas
Description: Exposing pine roots for study.
Date: 6/1955

Radial growth band on young pine in study on effects of soil moisture.
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Collection: Southern Research Station Historical Documents and Images
Keywords: experimental forest
diameter
growth
Organisms: pine
Location: Crossett Experimental Forest; Ashley County; Arkansas
Description: Radial growth band on young pine in study on effects of soil moisture.
Date: 6/1955

Rainfall exclusion shed frame being constructed; part of study to control amount of moisture going to individual pines.
more info/bigger image
Collection: Southern Research Station Historical Documents and Images
Keywords: experimental forest
water
growth
Organisms: pine
Location: Crossett Experimental Forest; Ashley County; Arkansas
Description: Rainfall exclusion shed frame being constructed; part of study to control amount of moisture going to individual pines.
Date: 6/1955

Rainfall exclusion shed with cover installed; part of study to control amount of moisture going to individual pines.
more info/bigger image
Collection: Southern Research Station Historical Documents and Images
Keywords: experimental forest
water
growth
Organisms: pine
Location: Crossett Experimental Forest; Ashley County; Arkansas
Description: Rainfall exclusion shed with cover installed; part of study to control amount of moisture going to individual pines.
Date: 6/1955

Caption reads:  "Crossett Branch genetics nursery.  Japanese black pine in second growing season in foreground."
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Collection: Southern Research Station Historical Documents and Images
Keywords: experimental forest
tree improvement
genetics
Organisms: Japanese black pine
Location: Crossett Experimental Forest; Ashley County; Arkansas
Description: Caption reads: "Crossett Branch genetics nursery. Japanese black pine in second growing season in foreground."
Date: 5/1955

Crossett Experimental Forest headquarters sign.
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Collection: Southern Research Station Historical Documents and Images
Keywords: experimental forest
sign
Location: Crossett Experimental Forest; Ashley County; Arkansas
Description: Crossett Experimental Forest headquarters sign.
Date: 3/1953

Students and faculty from the University of Michigan on field tour of the Crossett Experimental Forest.
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Collection: Southern Research Station Historical Documents and Images
Keywords: experimental forest
personnel
field tour
Location: Crossett Experimental Forest; Ashley County; Arkansas
Description: Students and faculty from the University of Michigan on field tour of the Crossett Experimental Forest.
Date: 4/1952

Caption reads:  "Development of pine reproduction on CR 4.4(b) area formerly heavily overtopped by hardwoods which were killed by frilling and treating with 19.3% Ammate solution in water in frill 4 years ago."
more info/bigger image
Collection: Southern Research Station Historical Documents and Images
Keywords: experimental forest
pine release
herbicide
Organisms: loblolly pine
Location: Crossett Experimental Forest; Ashley County; Arkansas
Description: Caption reads: "Development of pine reproduction on CR 4.4(b) area formerly heavily overtopped by hardwoods which were killed by frilling and treating with 19.3% Ammate solution in water in frill 4 years ago."
Date: 2/5/1952

Caption reads:  "High-quality shortleaf pine now 20" d.b.h. and growing over 3" in diam. per 10 yrs.  This tree originally developed in a small opening and was partially suppressed for a long period.  The suppression cause it to clean up to a good height and the stem may now produce 70% clear lumber."
more info/bigger image
Collection: Southern Research Station Historical Documents and Images
Keywords: experimental forest
growth
Organisms: shortleaf pine
Location: Crossett Experimental Forest; Ashley County; Arkansas
Description: Caption reads: "High-quality shortleaf pine now 20" d.b.h. and growing over 3" in diam. per 10 yrs. This tree originally developed in a small opening and was partially suppressed for a long period. The suppression cause it to clean up to a good height and the stem may now produce 70% clear lumber."
Date: 1952

Caption reads:  "Typical cup made at ground line on a root, for treating tree with cupric sulphamate.  Crystals were placed in the cup."
more info/bigger image
Collection: Southern Research Station Historical Documents and Images
Keywords: experimental forest
hardwood
Location: Crossett Experimental Forest; Ashley County; Arkansas
Description: Caption reads: "Typical cup made at ground line on a root, for treating tree with cupric sulphamate. Crystals were placed in the cup."
Date: 8/19/1951