IDENTIFIERS

  • Current Taxon Name (Soil Name): Mexico
  • OSD
  • Series Extent
  • User Site ID: S1995MO027002
  • User Pedon ID: 1995MO027002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 95P0939
  • NCSS Pedon Lab Data NASIS Record ID - 67946
  • Print Date: 2/17/2025

    • 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: 38.9420013
  • Std. Longitude: -91.9950027
  • Datum: WGS84
  • Location Description: Fred Atkinson 8yr CRP now Soybeans
  • State: Missouri
  • County: MO027—Callaway
  • MLRA: 113—Central Claypan Areas
  • Non-MLRA Soil Survey Area: MO027—Callaway County, Missouri

    • PEDON

  • Describers Name: Vogt, Thompson - Description Pauls - recorder
  • Current Taxonomic Class: Fine, montmorillonitic, mesic Vertic Epiaqualfs
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 2
  • Sampled As Information:
  • Soil Name - Mexico
  • Taxonomic Class - Fine, montmorillonitic, mesic Vertic Epiaqualfs
  • Classificaton Date - 9/13/1995
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess
  • Landscape: upland
  • Landform: ridge
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/13/1995 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • 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

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    231

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    Ap1—0 to 5 centimeters (0.0 to 2.0 inches); dark brown (10YR 3/3) interior, brown (10YR 5/3) interior, dry; silt loam; weak fine granular structure; friable; 0.5 medium roots and 21.0 fine roots throughout; fragments; abrupt smooth boundary. Lab sample # 95P06115
    Ap2—5 to 10 centimeters (2.0 to 3.9 inches); dark brown (10YR 3/3) interior, brown (10YR 5/3) interior, dry; silt loam; weak thin platy parts to weak fine and medium granular structure; friable; 3.0 fine roots throughout; 0.5 very fine and fine vesicular pores; fragments; abrupt wavy boundary. Lab sample # 95P06116
    Ap3—10 to 21 centimeters (3.9 to 8.3 inches); fragments. Lab sample # 95P06117
    Bt—21 to 30 centimeters (8.3 to 11.8 inches); 60 percent dark grayish brown (10YR 4/2) interior silty clay loam; moderate medium subangular blocky structure; firm; 3.0 fine roots throughout; 0.5 very fine and fine vesicular pores; faint dark grayish brown (10YR 4/2), moist, clay films on faces of peds; 20 percent fine and medium spherical noncoherent cemented red (2.5YR 4/6) masses of oxidized iron throughout and 20 percent fine and medium spherical noncoherent cemented dark yellowish brown (10YR 4/4) masses of oxidized iron throughout; fragments; abrupt wavy boundary. Lab sample # 95P06118. continuous - phpvsfiid 182551; continuous - phpvsfiid 182551
    Btg1—30 to 43 centimeters (11.8 to 16.9 inches); 70 percent dark grayish brown (10YR 4/2) interior silty clay; weak medium prismatic parts to weak fine and medium subangular blocky structure; firm; 0.5 fine roots throughout; 21.0 very fine and fine vesicular pores; faint dark grayish brown (10YR 4/2), moist, clay films on faces of peds and distinct pressure faces on faces of peds; 5 percent fine spherical noncoherent cemented strong brown (7.5YR 4/6) masses of oxidized iron throughout and 10 percent fine spherical noncoherent cemented yellowish red (5YR 4/6) masses of oxidized iron throughout and 15 percent fine spherical noncoherent cemented red (2.5YR 4/8) masses of oxidized iron throughout; fragments; clear wavy boundary. Lab sample # 95P06119. discontinuous - phpvsfiid 182553; continuous - phpvsfiid 182552; discontinuous - phpvsfiid 182553; continuous - phpvsfiid 182552
    Btg2—43 to 64 centimeters (16.9 to 25.2 inches); 70 percent dark grayish brown (10YR 4/2) interior silty clay; weak medium prismatic parts to weak fine and medium subangular blocky structure; 0.5 fine roots throughout; 21.0 very fine and fine vesicular pores; faint dark grayish brown (10YR 4/2), moist, clay films on faces of peds and prominent pressure faces on faces of peds and 1 percent prominent black (10YR 2/1), moist, manganese or iron-manganese stains on faces of peds; 1 percent fine and medium irregular noncoherent cemented yellowish brown (10YR 5/6) masses of oxidized iron between peds and 1 percent fine and medium irregular noncoherent cemented yellowish brown (10YR 5/4) masses of oxidized iron between peds and 2 percent fine and medium irregular noncoherent cemented dark yellowish brown (10YR 4/6) masses of oxidized iron between peds; fragments; clear wavy boundary. Lab sample # 95P06120. patchy - phpvsfiid 182554; continuous - phpvsfiid 182555; patchy - phpvsfiid 182556; patchy - phpvsfiid 182554; continuous - phpvsfiid 182555; patchy - phpvsfiid 182556
    Btg3—64 to 86 centimeters (25.2 to 33.9 inches); 60 percent grayish brown (10YR 5/2) interior and dark brown (7.5YR 3/4) and dark yellowish brown (10YR 4/4) silty clay loam; weak fine and medium subangular blocky structure; firm; 0.5 fine roots throughout; 2.0 very fine and fine vesicular pores; faint grayish brown (10YR 5/2), moist, clay films on faces of peds and 2 percent prominent black (10YR 2/1), moist, manganese or iron-manganese stains on faces of peds; 2 percent fine and medium spherical noncoherent cemented black (10YR 2/1) iron-manganese masses between peds; fragments; clear wavy boundary. Lab sample # 95P06121. discontinuous - phpvsfiid 182557; continuous - phpvsfiid 182558; discontinuous - phpvsfiid 182557; continuous - phpvsfiid 182558
    2Btg4—86 to 122 centimeters (33.9 to 48.0 inches); 60 percent grayish brown (10YR 5/2) interior and 15 percent dark yellowish brown (10YR 4/6) and 15 percent brown (7.5YR 4/4) silty clay loam; weak fine and medium subangular blocky structure; firm; 0.5 very fine roots throughout; 21.0 fine vesicular pores; faint dark grayish brown (10YR 4/2) clay films on faces of peds; 2 percent fine and medium spherical noncoherent cemented dark brown (7.5YR 3/4) iron-manganese masses between peds; fragments; clear smooth boundary. Lab sample # 95P06122. Few sand grains; discontinuous - phpvsfiid 182559; discontinuous - phpvsfiid 182559
    2Btg5—122 to 170 centimeters (48.0 to 66.9 inches); 50 percent light brownish gray (10YR 6/2) interior and 30 percent dark yellowish brown (10YR 4/6) and 15 percent strong brown (7.5YR 4/6) silty clay loam; weak fine and medium subangular blocky structure; firm; 0.5 fine vesicular pores; faint grayish brown (10YR 5/2), moist, clay films on faces of peds and 2 percent prominent black (10YR 2/1), moist, manganese or iron-manganese stains on faces of peds; 2 percent fine and medium spherical noncoherent cemented dark brown (7.5YR 3/4) iron-manganese masses between peds; fragments. Lab sample # 95P06123. Few sand grains; patchy - phpvsfiid 182560; patchy - phpvsfiid 182561; patchy - phpvsfiid 182560; patchy - phpvsfiid 182561
    2Btg6—170 to 230 centimeters (66.9 to 90.6 inches); fragments. Lab sample # 95P06124