IDENTIFIERS

  • Current Taxon Name (Soil Name): Commerce
  • OSD
  • Series Extent
  • User Site ID: S1963LA107001
  • User Pedon ID: S1963LA107001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A1338
  • NCSS Pedon Lab Data NASIS Record ID - 34946
  • Print Date: 11/23/2024
  • LOCATION

  • Location In Web Soil Survey
  • AOI is roughly a square mile and pedon is marked in the center.
  • Location in SoilWeb
  • Location in Google Maps
  • Std. Latitude: 31.9527779
  • Std. Longitude: -91.2344437
  • Datum: WGS84
  • Township: 11N
  • Range: 12E
  • Section: 35
  • PLSS Details: 1050 feet E of old Hwy 65, 1200 feet NE of Experiment Station Office, NE 1/4, NW 1/4
  • Location Description: about 2 miles N of St. Joseph on Northeast Louisiana Agricultural Experiment Station.
  • State: Louisiana
  • County: LA107—Tensas
  • MLRA: 131—Southern Mississippi Valley Alluvium
  • Regional Office: 7—Auburn, AL
  • Non-MLRA Soil Survey Area: LA107—Tensas Parish, Louisiana
  • PEDON

  • Describers Name: James DeMent, J.L. Walker, Don A. Brown, Ronald Phillips, David F. Slusher, and Tracey Weems
  • Current Taxonomic Class: Fine-silty, mixed, superactive, nonacid, thermic Aeric Fluvaquents
  • Current Taxon Kind: series
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Commerce
  • PSC - 25 to 100 cm.
  • Classificaton Date - 7/23/2007
  • Moisture Class - aquic
  • Moisture Subclass - aeric
  • Sampled As Information:
  • Soil Name - Commerce
  • Classificaton Date - 10/28/1963
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


  • SITE

  • Landform: flood plain
  • Slope Shape Down: convex
  • Runoff: low
  • Drainage Class: somewhat poorly
  • Surface Fragments:
  • Benchmark Soil?: no
  • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/28/1963 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Setting and Climate
    Slope Slope Length USLE Upslope Length Elev. Corr. Elev Aspect MAP REAP FFD MAAT MSAT MWAT MAST MSST MWST MFFP PE Index Climate Station ID Climate Station Name Climate Station Type
    % m degrees mm mm C mm

    1

    270

    1321

    19

    Ap1—0 to 15 centimeters (0.0 to 5.9 inches); dark grayish brown (10YR 4/2), light brownish gray (10YR 6/2), dry; silt loam; weak very fine granular structure; friable; 0.5 roots; fragments; slightly acid, pH 6.3, unspecified; abrupt smooth boundary. Lab sample # 40A10188
    Ap2—15 to 25 centimeters (5.9 to 9.8 inches); dark grayish brown (10YR 4/2), light brownish gray (10YR 6/2), dry; silt loam; massive, and weak coarse platy; hard, firm; 0.5 roots; 10 percent fine dark brown (10YR 3/3) masses of dark accumulation; fragments; moderately acid, pH 5.8, unspecified; abrupt smooth boundary. Lab sample # 40A10189
    B2g—25 to 48 centimeters (9.8 to 18.9 inches); very dark grayish brown (10YR 3/2), dark grayish brown (10YR 4/2), dry; silty clay loam; 1 percent very dark grayish brown (10YR 3/2) fine faint and 10 percent dark yellowish brown (10YR 3/4) fine faint mottles; moderate fine and medium subangular blocky structure; firm; 0.5 roots; 0.5 fine pores; fragments; neutral, pH 6.9, unspecified; clear smooth boundary. Lab sample # 40A10190. dark grayish brown (10YR 4/2) inside peds.
    B3g—48 to 64 centimeters (18.9 to 25.2 inches); dark grayish brown (10YR 4/2) silt loam; 10 percent dark yellowish brown (10YR 4/4) fine distinct mottles; weak medium subangular blocky structure; friable; 0.5 roots; 3.0 fine pores; 15 percent faint very dark grayish brown (10YR 3/2) coats on faces of peds; 1 percent noncoherent cemented dark brown (10YR 3/3) dark nodules; fragments; neutral, pH 6.9, unspecified; gradual smooth boundary. Lab sample # 40A10191. patchy - phpvsfiid 175089; patchy - phpvsfiid 175089
    C1g—64 to 81 centimeters (25.2 to 31.9 inches); grayish brown (10YR 5/2) silt loam; 10 percent dark yellowish brown (10YR 3/4) fine distinct mottles; weak coarse subangular blocky structure; friable; 0.5 roots; 1 percent noncoherent cemented dark brown (10YR 3/3) dark nodules; fragments; moderately alkaline, pH 8.1, unspecified; clear smooth boundary. Lab sample # 40A10192. noncalcareous.
    A1b1—81 to 91 centimeters (31.9 to 35.8 inches); dark gray (10YR 4/1) and dark grayish brown (10YR 4/2) silt loam; 10 percent dark yellowish brown (10YR 3/4) fine distinct mottles; moderate medium subangular blocky structure; firm; 3.0 fine pores; 1 percent noncoherent cemented dark brown (10YR 3/3) dark nodules; fragments; moderately alkaline, pH 8.1, unspecified; clear smooth boundary. Lab sample # 40A10193. gray to grayish brown (10YR 5/1 to 5/2) inside peds; noncalcareous.
    C2g—91 to 112 centimeters (35.8 to 44.1 inches); grayish brown (10YR 5/2) silt loam; 10 percent dark yellowish brown (10YR 3/4) fine distinct mottles; massive; friable; 0.5 fine pores; 1 percent fine noncoherent cemented dark brown (10YR 3/3) dark nodules; fragments; moderately alkaline, pH 8.1, unspecified; gradual smooth boundary. Lab sample # 40A10194. finely banded faint color striations 1-2 mm thick are evident throughout; some horizontal cleavage; noncalcareous.
    C3g—112 to 137 centimeters (44.1 to 53.9 inches); grayish brown (10YR 5/2) silt loam; 10 percent dark yellowish brown (10YR 3/4) fine distinct mottles; massive; friable; 1 percent fine noncoherent cemented dark brown (10YR 3/3) dark nodules; fragments; moderately alkaline, pH 8.1, unspecified; abrupt smooth boundary. Lab sample # 40A10195. finely banded faint color striations 1-2 mm thick are evident throughout; some horizontal cleavage; noncalcareous.
    A1b2—137 to 152 centimeters (53.9 to 59.8 inches); dark gray (10YR 4/1) silty clay; 10 percent dark yellowish brown (10YR 3/4) fine distinct mottles; moderate medium subangular blocky structure; firm; 0.5 fine pores; 1 percent noncoherent cemented dark brown (10YR 3/3) dark nodules; fragments; moderately alkaline, pH 8.1, unspecified; abrupt wavy boundary. Lab sample # 40A10196. noncalcareous.
    C4g—152 to 157 centimeters (59.8 to 61.8 inches); grayish brown (10YR 5/2) silt loam; 10 percent dark yellowish brown (10YR 3/4) fine distinct mottles; massive; friable; 0.5 fine pores; 1 percent noncoherent cemented dark brown (10YR 3/3) dark nodules; fragments; slightly alkaline, pH 7.6, unspecified; abrupt smooth boundary. Lab sample # 40A10197. noncalcareous.