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Displaying items 61 - 80 of 142
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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Collection: Southern Research Station Historical Documents and Images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.
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Collection: Southern Research Station Historical Documents and Images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: 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Collection: Southern Research Station Historical Documents and Images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Collection: Southern Research Station Historical Documents and Images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.
more info/bigger image
Collection: Southern Research Station Historical Documents and Images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.
more info/bigger image
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.
more info/bigger image
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.
more info/bigger image
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

Caption reads: "Ringing treatment of small loblolly pine in an attempt to induce cone production. Two half rings were cut into the tree leave a bark bar between. The rings were cut deep enough to assure the removal of cambium tissue."
more info/bigger image
Collection: Southern Research Station Historical Documents and Images
Keywords: experimental forest
tree improvement
girdling
Organisms: loblolly pine
Location: Crossett Experimental Forest; Ashley County; Arkansas
Description: Caption reads: "Ringing treatment of small loblolly pine in an attempt to induce cone production. Two half rings were cut into the tree leave a bark bar between. The rings were cut deep enough to assure the removal of cambium tissue."
Date: 10/1950

A close-up view of the pavilion and pump at the picnic grounds of the Crossett Experimental Forest.
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Collection: Southern Research Station Historical Documents and Images
Keywords: experimental forest
building
Location: Crossett Experimental Forest; Ashley County; Arkansas
Description: A close-up view of the pavilion and pump at the picnic grounds of the Crossett Experimental Forest.
Date: circa 1950

Caption reads: "The unmanaged shortleaf-loblolly pine hardwood forest. Net sawlog growth per unit of growing stock has been only half as much as on the managed compartments."
more info/bigger image
Collection: Southern Research Station Historical Documents and Images
Keywords: experimental forest
natural area
Organisms: shortleaf pine
loblolly pine
Location: Crossett Experimental Forest; Ashley County; Arkansas
Description: Caption reads: "The unmanaged shortleaf-loblolly pine hardwood forest. Net sawlog growth per unit of growing stock has been only half as much as on the managed compartments."
Date: 1950s?

Caption reads: "An outstanding longleaf x slash pine hybrid developed at Crossett. Seedlings started height growth the first year and were nine feet high in four years." Man in photo may be Hoy Grigsby.
more info/bigger image
Collection: Southern Research Station Historical Documents and Images
Keywords: experimental forest
tree improvement
hybrid
Organisms: longleaf pine
slash pine
Location: Crossett Experimental Forest; Ashley County; Arkansas
Description: Caption reads: "An outstanding longleaf x slash pine hybrid developed at Crossett. Seedlings started height growth the first year and were nine feet high in four years." Man in photo may be Hoy Grigsby.
Date: 1950s