Mississippi Agricultural and Forestry Experiment Station (MAFES)

Impact of Imported Fire Ants on Mississippi Soils

Table 1.

Locations, soils, dimensions, and spatial densities of mounds of various ant species.

Table 2.

Soil series, classifications, site locations, and ant species involved in the study.

Table 3.

Site symbols and characteristics of mounds used for the structural study. ¹

Table 4.

Site symbols and characteristics of mounds used for sites F-L. ¹

Table 5.

Characteristics of channel networks found in mounds on three soil types. ¹

Table 6.

Mean bulk density of air-dried clods from crust of the mound, mound interior, and adjacent topsoil control on three soil types.¹

Table 7.

Mean weight of aggregates remaining from ant mound crusts, mound interiors, and control topsoil from three soil types after oscillation in water for 2-32 minutes. ¹

Table 8.

Capillary contact angle of mound crust, mound interior, and control topsoil materials on three soil types. ¹

Table 9.

Percent clay and organic matter (OM), pH, extractable P, exchangeable K and Ca, and percent moisture in three formicarious (FP) and undisturbed (UP) pedons on Malbis sandy loam (Site D). ^1,2

Table 10.

Percent clay and organic matter (OM), pH, extractable P, exchangeable K and Ca, and percent moisture in three formicarious (FP) and undisturbed (UP) pedons on Vaiden silt loam (Site E). ^1,2

Table 11.

Percent clay and organic matter (OM), pH, extractable P, exchangeable K and Ca, and percent moisture in formicarious (FP) and undisturbed (UP) pedons on Falkner silt loam (Site H). ¹

Table 12.

Percent clay and organic matter (OM), pH, extractable P, and exchangeable K and Ca in formicarious (FP) and undisturbed (UP) pedons on a Loring silt loam (Mound A, Site I).

Table 13.

Percent clay and organic matter (OM), pH, extractable P, exchangeable K and Ca, and percent moisture in formicarious (FP) and undisturbed (UP) pedons on Loring silt loam (Mound B, Site I). ¹

Table 14.

Percent clay and organic matter (OM), pH, extractable P, exchangeable K and Ca, and percent moisture in formicarious (FP) and undisturbed (UP) pedons on an Oktibbeha silt loam (Site J).

Table 15.

Percent clay and organic matter (OM), pH, extractable P, exchangeable K and Ca, and percent moisture in formicarious (FP) and undisturbed (UP) pedons on Sumter loam (Site K). ¹

Table 16.

Percent clay and organic matter (OM), pH, extractable P, and exchangeable K and Ca in formicarious (FP) and undisturbed (UP) pedons an Alligator clay (Site F).

Table 17.

Percent clay and organic matter (OM), pH, extractable P, exchangeable K and Ca, and percent moisture in formicarious (FP) and undisturbed (UP) pedons on Sharkey clay (Site C). ¹

Table 18.

Percent clay and organic matter (OM), pH, extractable P, exchangeable K and Ca, and percent moisture in formicarious (FP) and undisturbed (UP) pedons on Atwood silt loam (Site G). ¹

Table 19.

Mean percent total nitrogen in ant mound crusts, mound interiors, and control topsoils on three soil types. ¹

Table 20.

Percent clay and organic matter (OM), pH, extractable P, exchangeable K and Ca, and percent moisture in formicarious (FP) and undisturbed (UP) pedons on Loring silt loam (Site L). ¹

Table 21.

Percent clay and organic matter (OM), pH, extractable P, and exchangeable K and Ca in formicarious (FP) and undisturbed (UP) pedons on Loring silt loam (Mound B, collapsing, Site L).

Table 22.

Moisture content in formicarious (FP) and undisturbed (UP) pedons at 0-55 inches depth during dry conditions and after rainfall on a Falkner soil (Site H). ¹

Table 23.

Moisture content in formicarious (FP) and undisturbed (UP) pedons at 0-55 inches depth on a Vaiden soil (Site E) under various moisure conditions.^{1,
2}

Table 24.

Moisture content in mound and adjacent soil at 0-6 inches depth on Grenada silt loam (Site A) and Falkner silt loam (Site H) after rainfall.¹

Table 25.

Bromide concentrations in formicarious (FP) and undisturbed (UP) pedons at 0-55 inches depth at sites with intact mounds and sites from which mounds had been previously removed. ¹

Table 26.

Mean temperature (± standard deviation) in three mounds and adjacent Kipling (Site M) soil profiles in February 1997.

Table 27.

Mean temperature (± standard deviation) in three mounds and adjacent Kipling (Site M) soil profiles in April 1997.

Table 28.

Mean temperature (± standard deviation) in three mounds and adjacent Kipling (Site M) soil profiles in August 1997.

For more information about Technical Bulletin 223 -- Impact of Imported Fire Ants on Mississippi Soils contact:
Dr. David E. Pettry
Phone: (662) 325-2770
Email: David E. Pettry

To contact the Experiment Station:
MAFES Director's Office
Box 9740
Mississippi State, MS 39762
Phone: (662) 325-3005
Fax: (662) 325-3001
E-mail: MAFES

Visit:
Mississippi Agriculture and Forestry Experiment Station
The Division of Agriculture, Forestry and Veterinary Medicine
Mississippi State University Extension Service
Mississippi State University

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