IDENTIFIERS

  • Current Taxon Name (Soil Name): Plato
  • OSD
  • Series Extent
  • User Site ID: 1995MO125014M
  • User Pedon ID: 1995MO125014
  • Transect:
  • User Transect ID - 1
  • Transect Stop Number - 4
  • Transect Interval - 50.0
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9512514
  • Print Date: 11/21/2024
  • 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: 38.0706495
  • Std. Longitude: -91.8761252
  • Datum: WGS84
  • Location Description: Newberry property
  • State: Missouri
  • County: MO125—Maries
  • MLRA: 116B—Springfield Plain
  • PEDON

  • Describers Name: Keith Davis Brad Berhorst Wyn Kelley
  • Current Taxonomic Class: Fine, mixed Aquic Fragiudalfs
  • Pedon Type: representative pedon for component
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Sampled As Information:
  • Soil Name - Plato
  • Taxonomic Class - Fine, mixed Aquic Fragiudalfs
  • Taxon Kind - series
  • PSC - 18 to 56 cm.
  • Classificaton Date - 8/25/1995
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


  • SITE

  • Parent Material: loess derived from mixed and/or residuum weathered from dolomite
  • Landscape: hills
  • Landform: divide
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Drainage Class: somewhat poorly
  • Surface Fragments:
  • Benchmark Soil?: no
  • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/25/1995 (actual site observation date)
  • Air Photo ID: 13A
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    fragipan

    0—18

    18—203

    56—130

    —-

    —-

    —-

    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

    5

    280

    225

    991

    12.8

    13.9

    Ap—0 to 18 centimeters (0.0 to 7.1 inches); grayish brown (10YR 5/2) interior silt loam; weak thin platy parts to weak fine subangular blocky structure; friable; 9.0 very fine and fine roots throughout and 2.0 medium roots throughout; 5.0 very fine vesicular pores; 2 percent fine irregular noncoherent cemented dark yellowish brown (10YR 4/4) masses of oxidized iron throughout; fragments; strongly acid, pH 5.1, hellige-truog; clear smooth boundary. Lab sample # MU053584
    Bt1—18 to 38 centimeters (7.1 to 15.0 inches); yellowish brown (10YR 5/4) interior silty clay loam; weak fine subangular blocky structure; friable; 3.0 very fine and fine roots throughout; 3.0 very fine vesicular pores; 30 percent faint clay films on faces of peds; fragments; very strongly acid, pH 4.9, hellige-truog; clear smooth boundary. Lab sample # MU053585. discontinuous - phpvsfiid 145317; discontinuous - phpvsfiid 145317
    Bt2—38 to 56 centimeters (15.0 to 22.0 inches); brown (10YR 5/3) interior silty clay; 20 percent grayish brown (10YR 5/2) fine faint irregular mottles; moderate fine prismatic parts to moderate fine and medium angular blocky structure; firm; 2.0 very fine roots between peds; 2.0 very fine vesicular pores; 70 percent prominent light brownish gray (10YR 6/2), moist, silt coats on faces of peds and 90 percent prominent grayish brown (10YR 5/2), moist, clay films on faces of peds; 10 percent fine irregular noncoherent cemented dark yellowish brown (10YR 4/4) masses of oxidized iron throughout; fragments; very strongly acid, pH 4.7, hellige-truog; clear smooth boundary. Lab sample # MU053586. continuous - phpvsfiid 145318; continuous - phpvsfiid 145319; continuous - phpvsfiid 145318; continuous - phpvsfiid 145319
    2Btx1—56 to 84 centimeters (22.0 to 33.1 inches); dark yellowish brown (10YR 4/4) interior silt loam; 5 percent grayish brown (10YR 5/2) medium distinct irregular mottles; weak medium prismatic parts to weak thin platy structure; very firm; 0.6 very fine roots between peds; 3.0 very fine vesicular pores; 30 percent distinct grayish brown (10YR 5/2), moist, clay films on rock fragments and 40 percent distinct clay films on horizontal faces of peds; 10 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.5, hellige-truog; clear smooth boundary. Lab sample # MU053587. grays in vertical seams 0.5 inches wide. 80% brittleness expressed in matrix.; discontinuous - phpvsfiid 145320; discontinuous - phpvsfiid 145321; discontinuous - phpvsfiid 145320; discontinuous - phpvsfiid 145321
    2Btx2—84 to 109 centimeters (33.1 to 42.9 inches); brown (10YR 5/3) interior extremely gravelly silt loam; 5 percent gray (10YR 6/1) medium distinct irregular mottles; moderate very coarse prismatic structure; extremely firm*; 0.8 very fine vesicular pores; 5 percent distinct gray (10YR 6/1), moist, clay films on rock fragments; 15 percent by volume subangular 75-162-250 millimeter limestone, cherty fragments and 45 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.7, hellige-truog; clear smooth boundary. Lab sample # MU053588. grays in vertical seams 0.5 inches wide. 100% brittleness expressed in matrix.; discontinuous - phpvsfiid 145322; discontinuous - phpvsfiid 145322
    2Btx3—109 to 130 centimeters (42.9 to 51.2 inches); pale brown (10YR 6/3) interior extremely gravelly silt loam; 5 percent light gray (10YR 7/1) medium distinct irregular mottles; moderate very coarse prismatic structure; very firm; 0.8 very fine vesicular pores; 20 percent distinct clay films on rock fragments; 1 percent fine irregular noncoherent cemented red (2.5YR 4/8) masses of oxidized iron throughout; 5 percent by volume subangular 75-162-250 millimeter limestone, cherty fragments and 60 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.1, hellige-truog; clear smooth boundary. Lab sample # MU053589. grays in vertical seams 0.5 inches wide. 100% brittleness expressed in matrix.; discontinuous - phpvsfiid 145323; discontinuous - phpvsfiid 145323
    3Bt3—130 to 155 centimeters (51.2 to 61.0 inches); red (2.5YR 4/6) interior gravelly clay; moderate fine angular blocky structure; firm; 85 percent distinct clay films on faces of peds; 3 percent medium irregular noncoherent cemented yellowish brown (10YR 5/4) masses of oxidized iron throughout; 15 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.2, hellige-truog; gradual smooth boundary. Lab sample # MU053590. continuous - phpvsfiid 145324; continuous - phpvsfiid 145324
    3Bt4—155 to 203 centimeters (61.0 to 79.9 inches); dark red (2.5YR 3/6) interior clay; 1 percent gray (10YR 6/1) fine prominent irregular mottles; moderate very fine angular blocky structure; firm; 40 percent distinct clay films on faces of peds; 3 percent fine irregular noncoherent cemented yellowish brown (10YR 5/6) masses of oxidized iron throughout; 5 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.4, hellige-truog. Lab sample # MU053591. discontinuous - phpvsfiid 145325; discontinuous - phpvsfiid 145325