IDENTIFIERS

  • Current Taxon Name (Soil Name): Bonn
  • OSD
  • Series Extent
  • User Site ID: 2003MO207006
  • User Pedon ID: 2003MO207006
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0320705
  • NCSS Pedon Lab Data NASIS Record ID - 26915
  • 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: 36.7893105
  • Std. Longitude: -90.1044769
  • Datum: WGS84
  • Location Description: Dudley quad
  • Map Unit: 65—Crowley silt loam82011a—Crowley silt loam, 0 to 1 percent slopes
  • State: Missouri
  • County: MO207—Stoddard
  • MLRA: 131—Southern Mississippi Valley Alluvium
  • Regional Office: 7—Auburn, AL
  • Non-MLRA Soil Survey Area: MO207—Stoddard County, Missouri
  • 7.5 Minute USGS Quad: 36090-G1—Dudley, Missouri

    • PEDON

  • Describers Name: RT, BB, KG
  • Current Taxonomic Class: Fine-silty, mixed, superactive, thermic Glossic Natraqualfs
  • Pedon Type: map unit inclusion
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Windows Pedon
  • Correlated Information:
  • Soil Name - Bonn
  • PSC - 34 to 84 cm.
  • Classificaton Date - 4/1/2011
  • Soil Taxonomic Edition - eighth edition
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - Crowley
  • Classificaton Date - 9/9/2003
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loamy alluvium
  • Landscape: lowland
  • Landform: terrace
  • Geomorphic Component Terraces: tread
  • Drainage Class: poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/9/2003 (actual site observation date)
  • Air Photo ID:
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - hardwoods
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Yield Study ID -
    • Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    natric

    noncoherent

    34 - 210

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

    ochric epipedon

    albic horizon

    argillic horizon

    natric horizon

    interfingering of albic materials

    0—34

    12—34

    34—210

    34—210

    34—103

    —-

    —-

    —-

    —-

    —-
    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

    —

    —

    99

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Oe—0 to 3 centimeters (0.0 to 1.2 inches); moderately decomposed plant material; fragments; abrupt smooth boundary.
    A—3 to 12 centimeters (1.2 to 4.7 inches); brown (10YR 5/3), light gray (10YR 7/2), dry; silt loam; weak medium platy parts to weak fine subangular blocky structure; friable; 10.0 very fine and fine roots; 10.0 very fine and fine tubular and 1.0 medium tubular pores; 15 percent fine faint dark yellowish brown (10YR 4/4) masses of oxidized iron; fragments; very strongly acid, pH 4.9, pH meter; abrupt smooth boundary. Lab sample # MU012868
    Eg—12 to 34 centimeters (4.7 to 13.4 inches); grayish brown (2.5Y 5/2) silt loam; weak medium subangular blocky structure; friable; 7.0 very fine and fine roots; 10.0 very fine and fine tubular pores; 1 percent distinct white (10YR 8/1), dry, silt coats; 5 percent fine prominent strong brown (7.5YR 5/6) masses of oxidized iron; fragments; very strongly acid, pH 5.0, pH meter; clear smooth boundary. Lab sample # MU012869
    Btng1—34 to 73 centimeters (13.4 to 28.7 inches); light brownish gray (2.5Y 6/2) silty clay loam; moderate medium prismatic parts to moderate fine and medium subangular blocky structure; firm; 7.0 fine and medium roots; 10.0 very fine and fine tubular pores; 20 percent distinct white (10YR 8/1), dry, silt coats; 2 percent fine prominent strong brown (7.5YR 5/6) masses of oxidized iron; fragments; very strongly acid, pH 4.7, pH meter; gradual smooth boundary. Lab sample # MU012870
    Btng2—73 to 103 centimeters (28.7 to 40.6 inches); light olive brown (2.5Y 5/3) silty clay loam; moderate medium prismatic parts to moderate fine and medium subangular blocky structure; firm; 3.0 very fine and fine roots; 3.0 very fine and fine vesicular pores; 3 percent distinct white (10YR 8/1), dry, silt coats; 5 percent fine prominent strong brown (7.5YR 5/6) masses of oxidized iron; fragments; slightly acid, pH 6.1, pH meter; clear smooth boundary. Lab sample # MU012871
    Btng3—103 to 131 centimeters (40.6 to 51.6 inches); grayish brown (2.5Y 5/2) silty clay loam; strong medium prismatic parts to moderate medium subangular blocky structure; firm; 0.5 very fine and fine roots; 3.0 very fine and fine vesicular pores; 3 percent distinct white (10YR 8/1), dry, silt coats and 5 percent distinct grayish brown (2.5Y 5/2) clay films; 10 percent medium prominent strong brown (7.5YR 5/6) masses of oxidized iron and 20 percent medium prominent black (10YR 2/1) iron-manganese masses; fragments; neutral, pH 7.1, pH meter; gradual smooth boundary. Lab sample # MU012872
    Btng4—131 to 155 centimeters (51.6 to 61.0 inches); grayish brown (2.5Y 5/2) silt loam; moderate medium prismatic parts to moderate fine and medium subangular blocky structure; firm; 0.5 very fine and fine roots; 10.0 very fine and fine vesicular pores; 1 percent distinct white (10YR 8/1), dry, silt coats and 15 percent distinct grayish brown (2.5Y 5/2) clay films; 10 percent medium prominent strong brown (7.5YR 5/6) masses of oxidized iron and 10 percent medium prominent black (10YR 2/1) iron-manganese masses; fragments; slightly alkaline, pH 7.6, pH meter; gradual smooth boundary. Lab sample # MU012873
    Btng5—155 to 189 centimeters (61.0 to 74.4 inches); light brownish gray (10YR 6/2) silt loam; weak coarse prismatic parts to weak medium subangular blocky structure; firm; 0.5 very fine and fine roots; 10.0 very fine and fine vesicular pores; 2 percent distinct grayish brown (2.5Y 5/2) clay films; 5 percent medium prominent black (10YR 2/1) iron-manganese masses and 25 percent medium prominent yellowish brown (10YR 5/6) masses of oxidized iron; fragments; moderately alkaline, pH 7.9, pH meter; clear smooth boundary. Lab sample # MU012874
    BCng—189 to 210 centimeters (74.4 to 82.7 inches); light brownish gray (2.5Y 6/2) silt loam; weak medium subangular blocky structure; friable; 0.5 very fine and fine roots; 10.0 very fine and fine vesicular pores; 1 percent faint light olive brown (2.5Y 5/3) clay films; 5 percent fine prominent yellowish brown (10YR 5/6) masses of oxidized iron; fragments; slightly alkaline, pH 7.8, pH meter. Lab sample # MU012875