IDENTIFIERS

  • Current Taxon Name (Soil Name): Bona
  • OSD
  • Series Extent
  • User Site ID: 1992MO167310M
  • User Pedon ID: 1992MO167310
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9216730
  • Print Date: 5/19/2024

    • 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: 37.5827778
  • Std. Longitude: -93.5177778
  • Datum: WGS84
  • Township: T32N
  • Range: R22W
  • Section: 29
  • PLSS Details: 750 feet N and 950 feet E of the SW corner
  • Location Description: 750 feet north and 950 feet east of the southwest corner of sec. 29, T. 32 N., R. 22 W.
  • Map Unit: 70001—Bona gravelly silt loam, 8 to 15 percent slopes
  • State: Missouri
  • County: MO167—Polk
  • MLRA: 116B—Springfield Plain
  • Non-MLRA Soil Survey Area: MO167—Polk County, Missouri

    • PEDON

  • Describers Name: Larry Kichler and John Bowers
  • Current Taxonomic Class: Clayey-skeletal, mixed Typic Paleudolls
  • Current Taxon Kind: series
  • Pedon Type: representative pedon for component
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Bona
  • PSC - 48 to 98 cm.
  • Classificaton Date - 4/18/2012
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Eldon
  • Taxon Kind - series
  • Classificaton Date - 7/10/1992
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: slope alluvium derived from cherty limestone and/or residuum weathered from cherty limestone and/or solid rock derived from cherty limestone
  • Landscape: plateau
  • Landform: hill
  • Geomorphic Component Hills: head slope
  • Hill Slope Profile: shoulder
  • Slope Shape Across: concave
  • Slope Shape Down: concave
  • Runoff: high
  • Drainage Class: well
  • Bedrock: limestone, cherty
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/10/1992 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    argillic horizon

    lithic contact

    0—30

    48—157

    157—203

    —-

    —-

    —-
    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

    10

    —

    —

    340

    —

    270

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 18 centimeters (0.0 to 7.1 inches); very dark gray (10YR 3/1), dark grayish brown (10YR 4/2), dry; gravelly silt loam; moderate medium granular structure; friable; 8.0 fine roots; 30 percent by volume 2-39-75 millimeter limestone, cherty fragments; moderately acid, pH 5.9, hellige-truog; gradual smooth boundary. Lab sample # MU013647
    A—18 to 30 centimeters (7.1 to 11.8 inches); very dark gray (10YR 3/1), dark grayish brown (10YR 4/2), dry; very gravelly silt loam; weak very fine subangular blocky structure; friable; 8.0 fine roots; 40 percent by volume 2-39-75 millimeter limestone, cherty fragments; moderately acid, pH 5.9, hellige-truog; clear wavy boundary. Lab sample # MU013648
    BA—30 to 48 centimeters (11.8 to 18.9 inches); brown (10YR 5/3) very gravelly clay loam; weak very fine subangular blocky structure; friable; 8.0 fine roots; 50 percent distinct very dark gray (10YR 3/1) organic stains on faces of peds; 40 percent by volume 2-39-75 millimeter limestone, cherty fragments; slightly acid, pH 6.1, hellige-truog; clear wavy boundary. Lab sample # MU013649. discontinuous - phpvsfiid 158838; discontinuous - phpvsfiid 158838
    Bt1—48 to 61 centimeters (18.9 to 24.0 inches); brown (7.5YR 4/4) very gravelly silty clay; moderate very fine subangular blocky structure; firm; 4.0 fine roots; 55 percent distinct organic stains on faces of peds and 55 percent distinct clay films on faces of peds; 50 percent by volume 2-39-75 millimeter limestone, cherty fragments; slightly acid, pH 6.1, hellige-truog; clear wavy boundary. Lab sample # MU013650. patchy - phpvsfiid 153176; patchy - phpvsfiid 153177; patchy - phpvsfiid 153176; patchy - phpvsfiid 153177
    2Bt2—61 to 91 centimeters (24.0 to 35.8 inches); red (2.5YR 5/6) and brown (7.5YR 4/4) very gravelly clay; moderate very fine subangular blocky structure; firm; 1.0 fine roots; 10 percent distinct organic stains on faces of peds and 55 percent distinct clay films on faces of peds; fine spherical iron-manganese concretions; 5 percent by volume 75-162-250 millimeter limestone, cherty fragments and 50 percent by volume 2-39-75 millimeter limestone, cherty fragments; slightly acid, pH 6.5, hellige-truog; gradual wavy boundary. Lab sample # MU013651. discontinuous - phpvsfiid 153178; discontinuous - phpvsfiid 153179; discontinuous - phpvsfiid 153178; discontinuous - phpvsfiid 153179
    2Bt3—91 to 114 centimeters (35.8 to 44.9 inches); red (2.5YR 4/6) and brown (7.5YR 4/4) very gravelly clay; moderate fine subangular blocky structure; firm; 1.0 fine roots; 55 percent distinct clay films on faces of peds; fine spherical iron-manganese concretions; 2 percent by volume 75-162-250 millimeter limestone, cherty fragments and 55 percent by volume 2-39-75 millimeter limestone, cherty fragments; neutral, pH 6.7, hellige-truog; gradual wavy boundary. Lab sample # MU013652. discontinuous - phpvsfiid 153180; discontinuous - phpvsfiid 153180
    2Bt4—114 to 157 centimeters (44.9 to 61.8 inches); red (2.5YR 4/6) and strong brown (7.5YR 4/6) clay; moderate very fine subangular blocky structure; firm; 1.0 fine roots; 55 percent distinct clay films on faces of peds; fine spherical iron-manganese concretions; 5 percent by volume 75-162-250 millimeter limestone, cherty fragments and 5 percent by volume 2-39-75 millimeter limestone, cherty fragments; neutral, pH 7.1, hellige-truog; abrupt wavy boundary. Lab sample # MU013653. discontinuous - phpvsfiid 153181; discontinuous - phpvsfiid 153181
    2R—157 centimeters (61.8 inches); bedrock; fragments.