IDENTIFIERS

  • Current Taxon Name (Soil Name): Sampsel
  • OSD
  • Series Extent
  • User Site ID: 2006MO139001
  • User Pedon ID: 2006MO139001
  • Vegetation Plot ID: 2006MO139001
  • Transect:
  • User Transect ID - T05-139-2006
  • Transect Stop Number - 2
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0613901
  • NCSS Pedon Lab Data NASIS Record ID - 26019
  • Print Date: 5/20/2024

    • 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: 38.9873056
  • Std. Longitude: -91.6326944
  • Datum: WGS84
  • Township: T49N
  • Range: R6W
  • Section: 30
  • PLSS Details: 1,168 feet East and 1,090 feet North from the South West corner
  • Location Description: Larry Dean Robinson Farm. West of Montgomery City, HWY B
  • Country: US—United States
  • State: Missouri
  • County: MO139—Montgomery
  • MLRA: 115—Central Mississippi Valley Wooded Slopes
  • Non-MLRA Soil Survey Area: MO603—Montgomery and Warren Counties, Missouri
  • 7.5 Minute USGS Quad: 38091-H6—Williamsburg, Missouri

    • PEDON

  • Describers Name: Grant Butler, Teresa Gerber, Dennis Meinert
  • Current Taxonomic Class: Fine, smectitic, mesic Vertic Argiaquolls
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 1
  • Sampled As Information:
  • Soil Name - Sampsel
  • Taxonomic Class - Fine, smectitic, mesic Vertic Argiaquolls
  • PSC - 20 to 71 cm.
  • Classificaton Date - 1/27/2006
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - aquic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: hills
  • Landform: hill
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Position: middle third
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Runoff: medium
  • Drainage Class: poorly
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Weir Formation formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 1/27/2006 (actual site observation date)
  • Air Photo ID: 38091h6ne
  • Surface Water Kind: none observed
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - pastureland, tame
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion sheet
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    FESTU

    Festuca

    fescue

    —

    —

    —
    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    argillic horizon

    redox depletions with chroma 2 or less

    aquic conditions

    lithologic discontinuity

    0—33

    20—203

    20—203

    20—203

    71—203

    —33—

    —183—

    —183—

    —183—

    —132—
    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

    8

    —

    —

    210

    —

    270

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 20 centimeters (0.0 to 7.9 inches); very dark grayish brown (10YR 3/2) interior silt loam; moderate medium subangular blocky structure; friable; 3.0 very fine roots throughout and 3.0 medium roots throughout and 3.0 fine roots throughout; 3.0 very fine tubular and 3.0 fine tubular pores; fragments; clear smooth boundary. Lab sample # MU006614; observed in pit, small
    Btg1—20 to 33 centimeters (7.9 to 13.0 inches); 70 percent very dark grayish brown (10YR 3/2) interior and 30 percent dark grayish brown (10YR 4/2) interior silty clay loam; weak fine subangular blocky, and moderate medium subangular blocky structure; friable; 3.0 very fine roots; 3.0 very fine tubular and 3.0 fine tubular pores; 12 percent faint very dark gray (10YR 3/1), moist, organic stains on all faces of peds and 12 percent distinct dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 4/6), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU006615; observed in pit, small
    Btg2—33 to 43 centimeters (13.0 to 16.9 inches); dark grayish brown (10YR 4/2) interior silty clay loam; weak fine subangular blocky, and moderate medium subangular blocky structure; friable; 3.0 very fine roots throughout and 3.0 fine roots throughout; 3.0 very fine tubular and 3.0 fine tubular pores; 12 percent faint very dark gray (10YR 3/1), moist, organic stains on all faces of peds and 12 percent distinct dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 4/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented red (2.5YR 5/6), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU006616; observed in pit, small
    Btg3—43 to 71 centimeters (16.9 to 28.0 inches); dark grayish brown (10YR 4/2) interior silty clay; moderate medium subangular blocky, and weak fine prismatic structure; firm; 3.0 very fine roots throughout and 3.0 fine roots throughout; 3.0 very fine tubular pores; 35 percent prominent brown (10YR 5/3), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 4/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented red (10R 4/6), moist, iron depletions with clear boundaries in matrix; 1 percent by volume nonflat subangular very strongly coherent cemented 2-?-75 millimeter mixed fragments; clear wavy boundary.; observed in pit, small
    2Btg4—71 to 86 centimeters (28.0 to 33.9 inches); dark grayish brown (2.5Y 4/2) interior silty clay; moderate medium subangular blocky, and moderate fine prismatic structure; firm; 3.0 very fine roots throughout and 3.0 fine roots throughout; 3.0 very fine tubular pores; 35 percent prominent brown (10YR 5/3), 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 and 1 percent medium faint irregular noncoherent cemented reddish yellow (7.5YR 6/6), 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; 2 percent by volume nonflat subangular very strongly coherent cemented 2-?-75 millimeter chert fragments; clear wavy boundary. Lab sample # MU006618; observed in pit, small
    2Btg5—86 to 117 centimeters (33.9 to 46.1 inches); 50 percent grayish brown (2.5Y 5/2) interior and 25 percent light olive brown (2.5Y 5/3) interior and 25 percent light olive brown (2.5Y 5/4) interior silty clay; strong medium subangular blocky, and strong fine prismatic structure; firm; 3.0 very fine roots throughout and 3.0 fine roots throughout; 3.0 very fine tubular pores; 35 percent prominent light olive brown (2.5Y 5/3), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented light brownish gray (10YR 6/2), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/8), 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; 2 percent by volume nonflat subangular very strongly coherent cemented 2-?-75 millimeter chert fragments and 2 percent by volume nonflat angular very strongly coherent cemented 2-?-75 millimeter mixed fragments; clear wavy boundary. Lab sample # MU006619; observed in pit, small
    2Btg6—117 to 135 centimeters (46.1 to 53.1 inches); 40 percent light brownish gray (2.5Y 6/2) interior and 40 percent grayish brown (2.5Y 5/2) interior and 20 percent gray (2.5Y 6/1) interior silty clay; strong medium subangular blocky, and strong fine prismatic structure; firm; 3.0 very fine roots throughout and 3.0 fine roots throughout; 3.0 very fine tubular pores; 35 percent prominent light olive brown (2.5Y 5/3), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented olive yellow (2.5Y 6/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/8), 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; 1 percent by volume nonflat subangular very strongly coherent cemented 2-?-75 millimeter mixed fragments; clear wavy boundary. Lab sample # MU006620; observed in pit, small
    2Btg7—135 to 173 centimeters (53.1 to 68.1 inches); 40 percent light brownish gray (2.5Y 6/2) interior and 40 percent gray (2.5Y 6/1) interior and 20 percent light yellowish brown (2.5Y 6/3) interior silty clay; moderate medium subangular blocky, and strong fine prismatic structure; firm; 35 percent prominent light olive brown (2.5Y 5/3), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented olive yellow (2.5Y 6/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented olive yellow (2.5Y 6/8), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/8), 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; 1 percent by volume nonflat subangular very strongly coherent cemented 2-?-75 millimeter mixed fragments; clear wavy boundary. Lab sample # MU006621; observed in pit, small
    2Btg8—173 to 203 centimeters (68.1 to 79.9 inches); gray (5Y 6/1) interior silty clay loam; moderate fine angular blocky, and strong fine prismatic structure; firm; 10 percent faint light olive gray (5Y 6/2), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented olive yellow (2.5Y 6/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented olive yellow (2.5Y 6/8), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/8), moist, iron depletions with clear boundaries in matrix; fragments.; observed in pit, small