IDENTIFIERS

  • Current Taxon Name (Soil Name): Tanglenook
  • OSD
  • Series Extent
  • User Site ID: 1990MO019049
  • User Pedon ID: 1990MO019049
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9001949
  • NCSS Pedon Lab Data NASIS Record ID - 34375
  • Print Date: 4/19/2025

    • 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: 39.1303177
  • Std. Longitude: -92.3346123
  • Datum: WGS84
  • Range: R13W
  • Section: 12
  • Location Description: 600 feet north and 800 feet east of the southwest corner of section 12, T. 50 N., R. 13W
  • State: Missouri
  • County: MO019—Boone
  • MLRA: 115—Central Mississippi Valley Wooded Slopes

    • PEDON

  • Describers Name: F. J. Young
  • Current Taxon Kind: series
  • Pedon Type: TUD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Sampled As Information:
  • Soil Name - Tanglenook
  • PSC - 36 to 86 cm.
  • Classificaton Date - 10/4/1990
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: alluvium
  • Landscape: hills
  • Landform: terrace
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: toeslope
  • Slope Shape Across: concave
  • Slope Shape Down: convex
  • Runoff: medium
  • Drainage Class: poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/4/1990 (actual site observation date)
  • Air Photo ID: 10
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    argillic horizon

    0—61

    36—165

    —-

    —-
    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

    —

    —

    —

    —

    914

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

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    A1—0 to 8 centimeters (0.0 to 3.1 inches); very dark grayish brown (10YR 3/2), grayish brown (10YR 5/2), dry; silt loam; weak fine subangular blocky structure; friable; 10.0 very fine roots and 1.0 fine roots; fragments; moderately acid, pH 6.0, hellige-truog; abrupt smooth boundary. Lab sample # MU037135
    A2—8 to 36 centimeters (3.1 to 14.2 inches); very dark grayish brown (10YR 3/2), dark grayish brown (10YR 4/2), dry; silt loam; moderate fine subangular blocky structure; friable; 3.0 very fine roots and 0.5 fine roots; very dark gray (10YR 3/1) on faces of peds; fragments; slightly acid, pH 6.5, hellige-truog; clear smooth boundary. Lab sample # MU037136
    Btg1—36 to 61 centimeters (14.2 to 24.0 inches); very dark gray (10YR 3/1), dark gray (10YR 4/1), dry; silty clay; moderate fine subangular blocky structure; firm; 0.5 very fine roots; 35 percent faint clay films; 10 percent fine brown (7.5YR 4/4) masses of oxidized iron; fragments; strongly acid, pH 5.5, hellige-truog; gradual smooth boundary. Lab sample # MU037137
    Btg2—61 to 79 centimeters (24.0 to 31.1 inches); dark grayish brown (10YR 4/2) silty clay loam; strong fine subangular blocky structure; firm; very dark gray (10YR 3/1) on faces of peds and 35 percent faint clay films; 10 percent medium brown (7.5YR 4/4) masses of oxidized iron; fragments; strongly acid, pH 5.5, hellige-truog; gradual smooth boundary. Lab sample # MU037138
    Btg3—79 to 109 centimeters (31.1 to 42.9 inches); dark grayish brown (10YR 4/2) silty clay loam; moderate fine prismatic parts to strong fine subangular blocky structure; firm; dark gray (10YR 4/1) on faces of peds and 35 percent faint clay films on faces of peds; 25 percent fine brown (7.5YR 4/2) masses of oxidized iron; fragments; strongly acid, pH 5.5, hellige-truog; gradual smooth boundary. Lab sample # MU037139
    Btg4—109 to 132 centimeters (42.9 to 52.0 inches); dark grayish brown (10YR 4/2) silty clay loam; brown (7.5YR 4/2) and 10 percent dark gray (10YR 4/1) fine faint mottles; moderate fine prismatic parts to strong fine subangular blocky, and strong very fine subangular blocky structure; firm; 15 percent prominent very dark gray (10YR 3/1) clay films on faces of peds; 1 percent fine iron-manganese concretions; fragments; moderately acid, pH 6.0, hellige-truog; clear smooth boundary. Lab sample # MU037140
    Btg5—132 to 165 centimeters (52.0 to 65.0 inches); gray (10YR 5/1) silty clay loam; moderate medium prismatic parts to moderate fine subangular blocky structure; firm; 15 percent prominent and 35 percent prominent very dark gray (10YR 3/1) clay films on faces of peds and in pores and 35 percent distinct clay films on faces of peds; 1 percent fine iron-manganese concretions and 25 percent coarse yellowish brown (10YR 5/6) masses of oxidized iron; fragments; moderately acid, pH 6.0, hellige-truog. Lab sample # MU037141