IDENTIFIERS

  • Current Taxon Name (Soil Name): Marquand
  • OSD
  • Series Extent
  • User Site ID: 1991MO123024M
  • User Pedon ID: 1991MO123024M
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9112324
  • NCSS Pedon Lab Data NASIS Record ID - 27297
  • Print Date: 2/17/2025

    • 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: 37.4842224
  • Std. Longitude: -90.1822510
  • Datum: WGS84
  • Township: T32N
  • Range: R8E
  • Section: 5
  • PLSS Details: 4800 feet S and 5300 feet E of the NW corner
  • Location Description: 4800 ft. S. and 5300 ft. E. of the NW corner of sec. 5, T. 32 N., R. 8 E.
  • Map Unit: 20C—Marquand silt loam, 3 to 8 percent slopes73146—Marquand silt loam, 3 to 8 percent slopes
  • State: Missouri
  • County: MO123—Madison
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO123—Madison County, Missouri
  • 7.5 Minute USGS Quad: 37090-D2—Marquand, Missouri

    • PEDON

  • Describers Name: MLC and RDC
  • Current Taxonomic Class: Fine-silty, mixed, active, mesic Aquic Hapludults
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Marquand
  • PSC - 18 to 68 cm.
  • Classificaton Date - 4/1/2011
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Marquand
  • Taxonomic Class - Fine-silty, mixed, active, mesic Aquic Hapludults
  • Taxon Kind - series
  • PSC - 18 to 68 cm.
  • Classificaton Date - 9/16/1991
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Field Measured Properties: 49 Cation exchange capacity to clay ratio


    • SITE

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

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/16/1991 (actual site observation date)
  • Air Photo ID: D-5
  • 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

    ochric epipedon

    argillic horizon

    0—18

    18—152

    —-

    —-
    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

    —

    —

    195

    —

    280

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 18 centimeters (0.0 to 7.1 inches); brown (10YR 5/3) and brown (10YR 4/3), light yellowish brown (10YR 6/4), dry; silt loam; weak very fine subangular blocky parts to moderate very fine granular structure; very friable; 3.0 very fine and fine roots; 10.0 very fine and fine vesicular pores; 15 percent distinct manganese or iron-manganese stains; 1 percent by volume 2-39-75 millimeter unspecified fragments; neutral, pH 6.6, hellige-truog; clear wavy boundary. Lab sample # MU015517. The roots were many fine and braided at the lower boundary.
    Bt1—18 to 41 centimeters (7.1 to 16.1 inches); dark yellowish brown (10YR 4/4) silt loam; weak very fine and fine subangular blocky structure; friable; 3.0 very fine and fine roots; 10.0 very fine vesicular and 0.5 fine pores; 4 percent distinct silt coats and 15 percent faint clay films and 15 percent distinct manganese or iron-manganese stains; 1 percent fine iron-manganese concretions; 1 percent by volume 2-39-75 millimeter unspecified fragments; slightly acid, pH 6.3, hellige-truog; abrupt wavy boundary. Lab sample # 01. Roots continue to be braided; clay films also form bridges.; patchy - phpvsfiid 162242; patchy - phpvsfiid 162242
    Bt2—41 to 56 centimeters (16.1 to 22.0 inches); yellowish brown (10YR 5/4) and yellowish brown (10YR 5/6) silt loam; weak very fine subangular blocky structure; friable; 3.0 very fine and fine roots; 10.0 very fine vesicular and 3.0 fine vesicular pores; 15 percent distinct clay films and 15 percent distinct manganese or iron-manganese stains and 15 percent distinct silt coats and 15 percent distinct skeletans; 1 percent fine iron-manganese concretions; fragments; strongly acid, pH 5.2, hellige-truog; abrupt wavy boundary. Lab sample # MU015518. Roots continue to be braided.; patchy - phpvsfiid 162245; patchy - phpvsfiid 162245
    2Bt/E12—56 to 74 centimeters (22.0 to 29.1 inches); light brownish gray (10YR 6/2), very pale brown (10YR 8/2), dry; silty clay loam; moderate very fine subangular blocky structure; firm; 0.5 very fine roots; 3.0 very fine vesicular and 0.5 fine pores; 1 percent fine iron-manganese masses; 7 percent by volume 2-39-75 millimeter unspecified fragments; very strongly acid, pH 4.9, hellige-truog; abrupt wavy boundary. Lab sample # MU015519. Silt skeltans are 1 to 3 mm thick covering faces of peds.
    2Bt/E11—56 to 74 centimeters (22.0 to 29.1 inches); brownish yellow (10YR 6/6) silty clay loam; 10 percent fine and medium noncoherent cemented light gray (10YR 7/1) iron depletions; fragments; very strongly acid, pH 4.9, hellige-truog. Lab sample # MU015519
    2Bt3—74 to 94 centimeters (29.1 to 37.0 inches); light yellowish brown (10YR 6/4) silty clay loam; 10 percent strong brown (7.5YR 4/6) medium prominent and 10 percent pale brown (10YR 6/3) fine and medium faint mottles; weak very fine subangular blocky structure; friable; 0.5 very fine roots; 3.0 very fine vesicular pores; 75 percent prominent clay films and 75 percent prominent clay films on vertical faces of peds; 1 percent fine iron-manganese masses; fragments; very strongly acid, pH 4.9, hellige-truog; gradual wavy boundary. Lab sample # MU015520
    2Bt4—94 to 130 centimeters (37.0 to 51.2 inches); yellowish brown (10YR 5/4) silty clay loam; 10 percent brown (10YR 5/3) fine and medium faint and 10 percent strong brown (7.5YR 5/6) medium prominent mottles; weak very fine subangular blocky structure; friable; 10.0 very fine vesicular and 0.5 fine pores; 3 percent distinct skeletans and 15 percent distinct silt coats and 35 percent prominent clay films on vertical faces of peds; 1 percent fine iron-manganese masses; 1 percent by volume 2-39-75 millimeter unspecified fragments; very strongly acid, pH 5.0, hellige-truog; abrupt wavy boundary. Lab sample # MU015521
    2Bt5—130 to 152 centimeters (51.2 to 59.8 inches); light yellowish brown (10YR 6/4) and strong brown (7.5YR 4/6) and pinkish gray (7.5YR 7/2) silty clay loam; weak very fine subangular blocky structure; friable; 10.0 very fine vesicular pores; 3 percent distinct silt coats and 35 percent distinct clay films on faces of peds; 10 percent fine iron-manganese masses; fragments; very strongly acid, pH 5.0, hellige-truog. Lab sample # MU015522. patchy - phpvsfiid 162254; patchy - phpvsfiid 162254