IDENTIFIERS

  • Current Taxon Name (Soil Name): Adco
  • OSD
  • Series Extent
  • User Site ID: 1992MO019018
  • User Pedon ID: 1992MO019018
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9201918
  • NCSS Pedon Lab Data NASIS Record ID - 26374
  • 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: 39.2117281
  • Std. Longitude: -92.1461044
  • Datum: WGS84
  • Range: R11W
  • Section: 9
  • Location Description: 1520 feet south and 900 feet west of the NE corner of sec. 9, T.51N.,R.11W.
  • State: Missouri
  • County: MO019—Boone
  • MLRA: 113—Central Claypan Areas

    • PEDON

  • Describers Name: GHD
  • Pedon Type: within range of map unit
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Sampled As Information:
  • Soil Name - Adco
  • PSC - 41 to 91 cm.
  • Classificaton Date - 11/26/1991
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess
  • Landscape: upland
  • Landform: ridge
  • Drainage Class: somewhat poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 11/26/1991 (actual site observation date)
  • Air Photo ID: 3
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop 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

    ochric epipedon

    abrupt textural change

    argillic horizon

    0—23

    23—41

    41—145

    —-

    —-

    —-
    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

    1

    —

    —

    —

    —

    90

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 23 centimeters (0.0 to 9.1 inches); very dark grayish brown (10YR 3/2), light brownish gray (10YR 6/2), dry; silt loam; weak fine subangular blocky structure; friable; 6.0 very fine roots and 3.0 fine roots; fragments; neutral, pH 6.7, hellige-truog; abrupt smooth boundary. Lab sample # MU009116. (Note: There is slight mixing from the E horizon.)
    E—23 to 41 centimeters (9.1 to 16.1 inches); light brownish gray (10YR 6/2) silt loam; moderate fine subangular blocky structure; friable; 3.0 very fine roots and 0.1 fine roots; 55 percent distinct silt coats; 15 percent fine iron-manganese concretions; fragments; strongly acid, pH 5.5, hellige-truog; abrupt wavy boundary. Lab sample # MU009117
    Btg1—41 to 53 centimeters (16.1 to 20.9 inches); dark grayish brown (10YR 4/2) silty clay; strong fine and medium subangular blocky structure; firm; 3.0 very fine roots; 15 percent distinct silt coats and 60 percent distinct clay films on faces of peds and in pores; 30 percent fine and medium red (2.5YR 4/6) masses of oxidized iron; fragments; very strongly acid, pH 4.8, hellige-truog; clear smooth boundary. Lab sample # MU009118. (Note: Silt coats are in the uppermost 2 inches of the horizon.)
    Btg2—53 to 61 centimeters (20.9 to 24.0 inches); dark grayish brown (10YR 4/2) silty clay; strong fine and medium subangular blocky structure; firm; 3.0 very fine roots; 60 percent distinct clay films on faces of peds; 15 percent fine strong brown (7.5YR 5/8) masses of oxidized iron; fragments; very strongly acid, pH 4.7, hellige-truog; clear smooth boundary. Lab sample # MU009119
    Bt—61 to 79 centimeters (24.0 to 31.1 inches); yellowish brown (10YR 5/4) silty clay; 15 percent brown (10YR 4/3) fine faint and 15 percent dark yellowish brown (10YR 4/4) fine faint mottles; moderate very fine and fine subangular blocky structure; firm; 0.1 very fine roots; 15 percent faint clay films on faces of peds and 15 percent distinct very dark grayish brown (10YR 3/2) organic stains on faces of peds; fragments; very strongly acid, pH 4.8, hellige-truog; clear smooth boundary. Lab sample # MU009120
    Btg3—79 to 124 centimeters (31.1 to 48.8 inches); light brownish gray (10YR 6/2) silty clay loam; moderate fine subangular blocky structure; firm; 15 percent distinct clay films on faces of peds and in pores and 15 percent faint silt coats; 25 percent fine and medium strong brown (7.5YR 5/8) masses of oxidized iron; fragments; very strongly acid, pH 4.9, hellige-truog; gradual smooth boundary. Lab sample # MU009121
    Btg4—124 to 145 centimeters (48.8 to 57.1 inches); light brownish gray (10YR 6/2) silty clay loam; moderate medium prismatic parts to moderate fine angular blocky structure; firm; 15 percent distinct clay films on faces of peds and in pores and 15 percent faint silt coats; 1 percent fine strong brown (7.5YR 5/8) masses of oxidized iron; fragments; strongly acid, pH 5.2, hellige-truog; abrupt wavy boundary. Lab sample # MU009122
    2Ab—145 to 155 centimeters (57.1 to 61.0 inches); very dark grayish brown (10YR 3/2) silty clay loam; weak medium angular blocky structure; firm; 15 percent faint clay films on faces of peds and in pores and 15 percent faint silt coats; 1 percent fine strong brown (7.5YR 5/8) masses of oxidized iron; fragments; strongly acid, pH 5.3, hellige-truog. Lab sample # MU009123