IDENTIFIERS

  • Current Taxon Name (Soil Name): MEXICO
  • OSD
  • Series Extent
  • User Site ID: 2005MO007005
  • User Pedon ID: 2005MO007005
  • Transect:
  • User Transect ID - MexPut-26
  • Transect Stop Number - 9
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0500705
  • NCSS Pedon Lab Data NASIS Record ID - 25818
  • Print Date: 11/12/2024

    • 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: 39.2695250
  • Std. Longitude: -92.1526028
  • Datum: WGS84
  • Township: T52N
  • Range: R11W
  • Section: 28
  • PLSS Details: 2050 feet east and 170 feet south of the northwest corner
  • Country: US—United States
  • State: Missouri
  • County: MO007—Audrain
  • MLRA: 113—Central Claypan Areas
  • Non-MLRA Soil Survey Area: MO007—Audrain County, Missouri
  • 7.5 Minute USGS Quad: 39092-C2—Tulip, Missouri

    • PEDON

  • Describers Name: Ralph Tucker, Teresa Gerber
  • Current Taxonomic Class: Fine, smectitic, mesic Vertic Epiaqualfs
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 5
  • Correlated Information:
  • Soil Name - MEXICO
  • PSC - 15 to 66 cm.
  • Classificaton Date - 2/1/2012
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - aquic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - MEXICO
  • Classificaton Date - 11/27/2005
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: clayey loess derived from mixed over silty pedisediment derived from igneous, metamorphic and sedimentary rock
  • Landscape: till plain
  • Landform: ridge
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Position: upper third
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: high
  • Drainage Class: poorly
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Holocene Stage formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 11/27/2005 (actual site observation date)
  • Air Photo ID: 39092c2se
  • Surface Water Kind: none observed
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Site Obs. Cover Kind 2 - row crop
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion sheet
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    reduced matrix

    aquic conditions

    lithologic discontinuity

    0—25

    15—183

    15—183

    15—183

    104—

    —25—

    —168—

    —168—

    —168—

    —1—
    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

    0.5

    —

    —

    260.6

    —

    0

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 15 centimeters (0.0 to 5.9 inches); 80 percent very dark grayish brown (10YR 3/2) interior and 20 percent dark grayish brown (10YR 4/2) interior silt loam; moderate very fine subangular blocky, and moderate fine subangular blocky structure; friable; 3.0 very fine roots throughout and 3.0 medium roots throughout; 3.0 very fine tubular and 3.0 medium tubular pores; fragments; clear smooth boundary. Lab sample # MU005149; observed in push tube
    Btg1—15 to 25 centimeters (5.9 to 9.8 inches); 60 percent dark grayish brown (10YR 4/2) interior and 40 percent grayish brown (10YR 5/2) interior silty clay loam; moderate fine subangular blocky, and moderate medium subangular blocky structure; friable; 0.5 very fine roots throughout and 0.5 medium roots throughout and 0.5 fine roots throughout; 10.0 very fine tubular and 10.0 fine tubular pores; 5 percent faint clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary.; observed in push tube
    Btg2—25 to 43 centimeters (9.8 to 16.9 inches); 70 percent dark grayish brown (10YR 4/2) interior and 30 percent grayish brown (10YR 5/2) interior clay; strong fine subangular blocky, and strong medium subangular blocky structure; firm; 0.5 very fine roots throughout; 0.5 very fine tubular pores; 12 percent faint very dark gray (10YR 3/1), moist, organic stains on all faces of peds and 35 percent faint dark gray (10YR 4/1), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/6), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary.; observed in push tube
    Btg3—43 to 56 centimeters (16.9 to 22.0 inches); 80 percent gray (10YR 5/1) crushed and 20 percent gray (10YR 6/1) interior silty clay; moderate medium prismatic, and moderate fine subangular blocky, and moderate coarse prismatic structure; firm; 0.5 very fine roots throughout; 0.5 very fine tubular pores; 12 percent faint dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary.; observed in push tube
    Btg4—56 to 76 centimeters (22.0 to 29.9 inches); 85 percent gray (10YR 5/1) interior and 15 percent gray (10YR 6/1) interior silty clay loam; moderate medium prismatic, and moderate fine subangular blocky, and moderate coarse prismatic structure; firm; 3.0 very fine roots throughout; 3.0 very fine tubular pores; 35 percent faint dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented light brownish gray (10YR 6/2), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary.; observed in push tube
    Btg5—76 to 104 centimeters (29.9 to 40.9 inches); gray (10YR 5/1) interior silty clay loam; strong medium prismatic, and strong fine subangular blocky, and strong coarse prismatic structure; firm; 3.0 very fine roots throughout; 3.0 very fine tubular pores; 70 percent faint dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented light brownish gray (10YR 6/2), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary.; observed in push tube
    2Btg6—104 to 155 centimeters (40.9 to 61.0 inches); gray (10YR 6/1) interior silty clay loam; strong medium prismatic, and strong fine subangular blocky, and strong coarse prismatic structure; firm; 0.5 very fine roots throughout; 3.0 very fine tubular and 0.5 fine interstitial pores; 12 percent faint dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented light brownish gray (10YR 6/2), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary.; observed in push tube
    2Btg7—155 to 183 centimeters (61.0 to 72.0 inches); gray (10YR 5/1) interior silty clay loam; strong medium prismatic, and strong fine subangular blocky, and strong coarse prismatic structure; firm; 0.5 very fine roots throughout; 3.0 very fine tubular and 0.5 fine interstitial pores; 2 percent faint dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented dark yellowish brown (10YR 4/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented light brownish gray (10YR 6/2), moist, iron depletions with clear boundaries in matrix; fragments.; observed in push tube