IDENTIFIERS

  • Current Taxon Name (Soil Name): Agnos
  • OSD
  • Series Extent
  • User Site ID: 1997MO067113M
  • User Pedon ID: 1997MO067113
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9706721
  • 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: 36.7965750
  • Std. Longitude: -92.1169500
  • Datum: WGS84
  • Township: T25N
  • Range: R11W
  • Section: 35
  • PLSS Details: 1100 feet W and 1450 feet N of the SE corner
  • Location Description: 1100 ft. west and 1450 ft. north of the SE corner of section 35, T25N, R11W.
  • Map Unit: 73230—Coulstone-Bender-Gatewood complex, 15 to 60 percent slopes, rocky, very stony
  • State: Missouri
  • County: MO067—Douglas
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO067—Douglas County, Missouri

    • PEDON

  • Describers Name: KEB, WLS, GWS and KR
  • Current Taxonomic Class: Very-fine, mixed Typic Hapludults
  • Current Taxon Kind: taxadjunct
  • Pedon Type: within range of map unit
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Agnos
  • PSC - 38 to 88 cm.
  • Classificaton Date - 4/18/2012
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Courtois
  • Taxon Kind - variant
  • Classificaton Date - 6/2/1997
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: residuum
  • Landscape: hills
  • Landform: hillside
  • Geomorphic Component Hills: nose slope
  • Hill Slope Profile: backslope
  • Slope Position: lower third
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: high
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/2/1997 (actual site observation date)
  • Air Photo ID: 2251-168
  • Surface Cover Properties:
  • 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

    ochric epipedon

    argillic horizon

    3—38

    38—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

    22

    —

    —

    238

    —

    10

    1092

    —

    —

    12.8

    —

    —

    —

    —

    —

    —

    —

    5227

    Mansfield

    TAPS
    Oi—0 to 3 centimeters (0.0 to 1.2 inches); slightly decomposed plant material; fragments; abrupt smooth boundary.
    A—3 to 13 centimeters (1.2 to 5.1 inches); dark grayish brown (10YR 4/2), light brownish gray (10YR 6/2), dry; very gravelly loam; moderate fine granular structure; very friable; 7.0 very fine to coarse roots; 55 percent by volume angular 2-39-75 millimeter limestone, cherty fragments; moderately acid, pH 5.6, hellige-truog; clear smooth boundary. Lab sample # MU013192
    E—13 to 38 centimeters (5.1 to 15.0 inches); brown (7.5YR 5/4), pinkish white (7.5YR 8/2), dry; very cobbly loam; weak very fine and fine subangular blocky structure; friable; 3.0 very fine to coarse roots; 25 percent distinct dark grayish brown (10YR 4/2) organic stains on faces of peds; 20 percent by volume angular 75-162-250 millimeter limestone, cherty fragments and 30 percent by volume angular 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.3, hellige-truog; clear smooth boundary. Lab sample # MU013193. discontinuous - phpvsfiid 128240; discontinuous - phpvsfiid 128240
    Bt1—38 to 66 centimeters (15.0 to 26.0 inches); 60 percent red (2.5YR 4/6) and 40 percent light brown (7.5YR 6/4) gravelly clay; moderate fine subangular blocky structure; friable; 3.0 very fine to coarse roots; 20 percent prominent light brown (7.5YR 6/4) skeletans on faces of peds and 40 percent faint clay films on faces of peds; 10 percent by volume angular 75-162-250 millimeter limestone, cherty fragments and 25 percent by volume angular 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 5.0, hellige-truog; clear wavy boundary. Lab sample # MU013194. discontinuous - phpvsfiid 128241; discontinuous - phpvsfiid 128242; discontinuous - phpvsfiid 128241; discontinuous - phpvsfiid 128242
    2Bt21—66 to 89 centimeters (26.0 to 35.0 inches); dark red (2.5YR 3/6) clay; moderate fine subangular blocky structure; friable; 3.0 very fine to medium roots; 80 percent prominent dark red (2.5YR 3/6) clay films on faces of peds; fragments; very strongly acid, pH 4.9, hellige-truog. Lab sample # MU013195. continuous - phpvsfiid 128243; continuous - phpvsfiid 128243
    2Bt22—89 to 112 centimeters (35.0 to 44.1 inches); clay; fragments; very strongly acid, pH 5.0, hellige-truog; gradual wavy boundary. Lab sample # MU013196
    3Bt3—112 to 150 centimeters (44.1 to 59.1 inches); red (2.5YR 4/6) very gravelly clay; moderate very fine subangular blocky structure; firm; 3.0 fine and medium roots; 50 percent prominent dark red (2.5YR 3/6) clay films on faces of peds; 10 percent by volume angular 75-162-250 millimeter limestone, cherty fragments and 40 percent by volume angular 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.1, hellige-truog; clear wavy boundary. Lab sample # MU013197. discontinuous - phpvsfiid 131110; discontinuous - phpvsfiid 131110
    3Bt4—150 to 185 centimeters (59.1 to 72.8 inches); dark red (2.5YR 3/6) extremely cobbly clay; moderate fine subangular blocky structure; firm; 0.5 very fine and fine roots; 80 percent prominent dark red (2.5YR 3/6) clay films on rock fragments; 30 percent by volume angular 75-162-250 millimeter limestone, cherty fragments and 35 percent by volume angular 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.1, hellige-truog; gradual smooth boundary. Lab sample # MU013198. continuous - phpvsfiid 131111; continuous - phpvsfiid 131111
    4Bt5—185 to 203 centimeters (72.8 to 79.9 inches); dark red (2.5YR 3/6) clay; strong fine and medium subangular blocky structure; friable; 0.5 very fine and fine roots; 80 percent prominent dark red (2.5YR 3/6) clay films on faces of peds; fragments; very strongly acid, pH 5.0, hellige-truog. Lab sample # MU013199. continuous - phpvsfiid 131112; continuous - phpvsfiid 131112