IDENTIFIERS

  • Current Taxon Name (Soil Name): Clafork
  • OSD
  • Series Extent
  • User Site ID: 1989MO053059
  • User Pedon ID: 1989MO053059
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M8905359
  • NCSS Pedon Lab Data NASIS Record ID - 26446
  • Print Date: 11/24/2024

    • 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: 38.7427778
  • Std. Longitude: -92.8584167
  • Datum: WGS84
  • Township: T46N
  • Range: R18W
  • Section: 23
  • PLSS Details: 200' S 400' W of the NE corner
  • Map Unit: 73137—Clafork silt loam, 2 to 5 percent slopes, eroded
  • State: Missouri
  • County: MO053—Cooper
  • MLRA: 112—Cherokee Prairies
  • Non-MLRA Soil Survey Area: MO053—Cooper County, Missouri
  • 7.5 Minute USGS Quad: 38092-F7—Tipton, Missouri

    • PEDON

  • Describers Name: John Baker, Greg caldwell
  • Current Taxonomic Class: Fine Aquollic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Correlated Information:
  • Soil Name - Clafork
  • PSC - 20 to 71 cm.
  • Classificaton Date - 9/16/2010
  • Sampled As Information:
  • Soil Name - Aquollic Hapludalf
  • Taxon Kind - taxon above family
  • Classificaton Date - 3/23/2005
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: Loess/Residuum
  • Landscape: upland
  • Hill Slope Profile: backslope
  • Slope Shape Across: concave
  • Slope Shape Down: concave
  • Drainage Class: poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 3/23/2005 (entry creation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • 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

    4

    —

    —

    257

    —

    90

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 20 centimeters (0.0 to 7.9 inches); very dark grayish brown (10YR 3/2) exterior silt loam; moderate fine granular structure; friable; 5.0 very fine roots; 1 percent fine iron-manganese masses; fragments; neutral, pH 6.8; abrupt smooth boundary. Lab sample # MU009685; observed in push tube
    Bt1—20 to 33 centimeters (7.9 to 13.0 inches); dark grayish brown (10YR 4/2) exterior and brown (10YR 5/3) exterior silty clay loam; 1 percent red (2.5YR 4/8) fine prominent and 1 percent dark yellowish brown (10YR 4/6) fine prominent mottles; weak very fine subangular blocky structure; firm; 2.0 very fine roots; 10 percent distinct brown (10YR 5/3) and dark grayish brown (10YR 4/2) clay films on all faces of peds and 75 percent distinct silt coats; 1 percent fine iron-manganese masses; fragments; slightly acid, pH 6.2; gradual smooth boundary. Lab sample # MU009686; observed in push tube
    Bt2—33 to 51 centimeters (13.0 to 20.1 inches); dark grayish brown (10YR 4/2) exterior silty clay; 2 percent yellowish brown (10YR 5/8) fine prominent and 20 percent 2.5YR 4/5 (2.5YR 4/5) fine prominent mottles; strong very fine subangular blocky structure; firm; 1.0 very fine roots; 10 percent distinct silt coats on faces of peds and 88 percent prominent clay films on faces of peds; 1 percent fine iron-manganese masses; fragments; slightly acid, pH 6.2; gradual smooth boundary. Lab sample # MU009687; observed in push tube
    Bt3—51 to 58 centimeters (20.1 to 22.8 inches); yellowish brown (10YR 5/6) exterior and yellowish brown (10YR 5/4) exterior silty clay loam; 1 percent grayish brown (10YR 5/2) fine prominent and 18 percent strong brown (7.5YR 5/8) fine prominent mottles; moderate very fine subangular blocky structure; firm; 1.0 very fine roots; 36 percent prominent clay films on faces of peds; 1 percent fine iron-manganese masses; 5 percent by volume 2-30-75 millimeter chert fragments; moderately acid, pH 6.0; clear smooth boundary. Lab sample # MU009688; observed in push tube
    2Ex1—58 to 81 centimeters (22.8 to 31.9 inches); yellowish brown (10YR 5/4) exterior silt loam; 1 percent strong brown (7.5YR 5/8) fine prominent and 1 percent strong brown (7.5YR 5/6) fine prominent and 1 percent brown (7.5YR 5/2) fine prominent mottles; weak medium prismatic, and weak medium platy structure; firm; brittle; 1.0 very fine roots; 11 percent prominent silt coats on surfaces along root channels and 20 percent prominent clay films on vertical faces of peds; 1 percent fine iron-manganese masses; 10 percent by volume 2-30-75 millimeter chert fragments; neutral, pH 6.6; gradual smooth boundary. Lab sample # MU009689; observed in push tube
    2Ex2—81 to 119 centimeters (31.9 to 46.9 inches); yellowish brown (10YR 5/4) exterior silt loam; 1 percent dark yellowish brown (10YR 4/6) fine prominent and 1 percent grayish brown (10YR 5/2) fine prominent mottles; weak coarse prismatic, and weak medium subangular blocky structure; firm; brittle; 1.0 very fine roots; 10 percent prominent silt coats on surfaces along root channels and 15 percent prominent clay films on surfaces along root channels; 1 percent fine faint iron-manganese masses; 5 percent by volume 2-30-75 millimeter chert fragments; neutral, pH 6.8; clear smooth boundary. Lab sample # MU009690; observed in push tube
    3Bt1—119 to 142 centimeters (46.9 to 55.9 inches); yellowish brown (10YR 5/6) exterior very gravelly clay; 15 percent 7.5YR 4/8 (7.5YR 4/8) fine prominent mottles; strong fine angular blocky structure; very firm; 1.0 very fine roots; 85 percent prominent clay films; 10 percent by volume 75-150-250 millimeter chert fragments and 35 percent by volume 2-30-75 millimeter chert fragments; neutral, pH 7.2; gradual smooth boundary. Lab sample # MU009691; observed in push tube
    3Bt2—142 to 152 centimeters (55.9 to 59.8 inches); brownish yellow (10YR 6/8) exterior gravelly clay; strong fine angular blocky structure; very firm; 1.0 very fine roots; 90 percent prominent clay films; 30 percent by volume 2-30-75 millimeter chert fragments; neutral, pH 7.2. Lab sample # MU009692; observed in push tube