IDENTIFIERS

  • Current Taxon Name (Soil Name): Pembroke
  • OSD
  • Series Extent
  • User Site ID: 1991MO123020M
  • User Pedon ID: 1991MO123020M
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9112320
  • NCSS Pedon Lab Data NASIS Record ID - 31394
  • Print Date: 12/4/2024
  • 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: 37.5213051
  • Std. Longitude: -90.3731079
  • Datum: WGS84
  • Township: T33N
  • Range: R6E
  • Section: 27
  • PLSS Details: 1600 feet S and 1050 feet E of the NW corner
  • Location Description: 1600 ft. S. and 1050 ft. E. of the NW corner of sec. 27, T. 33 N., R 6 E.
  • Map Unit: 73145—Crider silt loam, 3 to 8 percent slopes, eroded19C2—Crider silt loam, 5 to 9 percent slopes, eroded
  • State: Missouri
  • County: MO123—Madison
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO123—Madison County, Missouri
  • 7.5 Minute USGS Quad: 37090-E3—Fredericktown, Missouri
  • PEDON

  • Describers Name: CGM and MLC
  • Current Taxonomic Class: Fine-silty, mixed, active, mesic Mollic Paleudalfs
  • 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 - Pembroke
  • PSC - 8 to 58 cm.
  • Classificaton Date - 3/4/2011
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Pembroke
  • Taxonomic Class - Fine-silty, mixed, active, mesic Mollic Paleudalfs
  • Taxon Kind - series
  • PSC - 8 to 58 cm.
  • Classificaton Date - 7/30/1991
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Field Measured Properties: 47 Cation exchange capacity to clay ratio


  • SITE

  • Parent Material: loess over alluvium
  • Landscape: plateau
  • Landform: stream terrace
  • Runoff: medium
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no
  • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/30/1991 (actual site observation date)
  • Air Photo ID: C-4
  • 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

    0—15

    8—229

    —-

    —-

    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

    3

    223

    340

    Ap—0 to 8 centimeters (0.0 to 3.1 inches); dark yellowish brown (10YR 3/4), yellowish brown (10YR 5/4), dry; silt loam; moderate very fine granular structure; friable; 10.0 very fine roots; fragments; neutral, pH 6.8, hellige-truog; abrupt wavy boundary. Lab sample # MU041937
    Bt1—8 to 15 centimeters (3.1 to 5.9 inches); dark brown (7.5YR 3/3) silt loam; weak very fine subangular blocky structure; friable; 5.0 very fine roots; 15 percent faint clay films on faces of peds; fragments; neutral, pH 6.8, hellige-truog; clear wavy boundary. Lab sample # MU041938
    Bt2—15 to 36 centimeters (5.9 to 14.2 inches); brown (7.5YR 4/4) silt loam; moderate very fine subangular blocky structure; friable; 5.0 very fine roots; 15 percent distinct clay films on faces of peds; fragments; neutral, pH 6.7, hellige-truog; clear wavy boundary. Lab sample # MU041939
    Bt3—36 to 61 centimeters (14.2 to 24.0 inches); brown (7.5YR 4/4) silty clay loam; moderate very fine subangular blocky structure; friable; 0.5 very fine roots; 35 percent distinct dark brown (7.5YR 3/4) clay films on faces of peds; fragments; neutral, pH 6.7, hellige-truog; clear wavy boundary. Lab sample # MU041940
    Bt4—61 to 86 centimeters (24.0 to 33.9 inches); yellowish red (5YR 4/6) silty clay loam; moderate very fine subangular blocky structure; friable; 0.5 very fine roots; 15 percent manganese or iron-manganese stains and 35 percent distinct reddish brown (5YR 4/4) clay films on faces of peds; fragments; slightly acid, pH 6.5, hellige-truog; gradual wavy boundary. Lab sample # MU041941
    2Bt5—86 to 122 centimeters (33.9 to 48.0 inches); yellowish red (5YR 4/6) silty clay; moderate very fine subangular blocky structure; firm; 0.5 very fine roots; 4 percent distinct silt coats and 15 percent prominent manganese or iron-manganese stains and 75 percent prominent reddish brown (5YR 4/3) clay films on faces of peds; fragments; slightly acid, pH 6.4, hellige-truog; clear wavy boundary. Lab sample # MU041942
    2Bt6—122 to 160 centimeters (48.0 to 63.0 inches); yellowish red (5YR 4/6) silty clay; moderate fine subangular blocky structure; firm; 15 percent prominent manganese or iron-manganese stains and 75 percent prominent reddish brown (5YR 4/4) clay films on faces of peds; fragments; slightly acid, pH 6.4, hellige-truog; gradual wavy boundary. Lab sample # MU041943
    2Bt7—160 to 196 centimeters (63.0 to 77.2 inches); dark red (2.5YR 3/6), red (2.5YR 4/6), dry; clay; moderate fine subangular blocky structure; firm; 35 percent prominent silt coats and 35 percent prominent manganese or iron-manganese stains and 75 percent prominent clay films on faces of peds; 1 percent by volume rounded 2-39-75 millimeter unspecified fragments; slightly acid, pH 6.1, hellige-truog; clear wavy boundary. Lab sample # MU041944
    2Bt8—196 to 229 centimeters (77.2 to 90.2 inches); red (2.5YR 4/6) clay; weak fine subangular blocky structure; firm; 15 percent prominent silt coats and 35 percent prominent manganese or iron-manganese stains and 75 percent prominent dark reddish brown (2.5YR 3/4) clay films on faces of peds; fragments; strongly acid, pH 5.1, hellige-truog. Lab sample # MU041945. Mineralogy sample was KK3, MI 2, HE 2, GE 2, MM 2 and MT1.