IDENTIFIERS

  • Current Taxon Name (Soil Name): Pineknot2
  • OSD
  • Series Extent
  • User Site ID: 1998MO203040M
  • User Pedon ID: 1998MO203040M
  • User Site Association ID: 8610
  • Transect:
  • User Transect ID - shannon-72C2
  • Transect Stop Number - 1
  • Transect Interval - 200.0
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M9861340
  • NCSS Pedon Lab Data NASIS Record ID - 28077
  • Print Date: 6/1/2024

    • 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: 37.3122583
  • Std. Longitude: -91.4203806
  • Datum: WGS84
  • State: Missouri
  • County: MO203—Shannon
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO203—Shannon County, Missouri
  • 7.5 Minute USGS Quad: 37091-C4—Round Spring, Missouri

    • PEDON

  • Describers Name: RLT,JSE,MS
  • Current Taxonomic Class: Fine-loamy over clayey, siliceous over mixed, subactive, mesic Typic Paleudalfs
  • 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 - Pineknot2
  • PSC - 23 to 100 cm.
  • Classificaton Date - 1/23/2020
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Portia
  • Taxonomic Class - Fine-loamy, siliceous, semiactive, mesic Typic Paleudalfs
  • Taxon Kind - series
  • PSC - 23 to 73 cm.
  • Classificaton Date - 4/2/1998
  • Moisture Class - udic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QC Status: level 3
  • Field Measured Properties: 26 percent of Percent clay in the control section and 29 Cation exchange capacity to clay ratio


    • SITE

  • Parent Material: residuum weathered from dolomite and/or slope alluvium
  • Landscape: hills
  • Landform: hill
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: shoulder
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 4/2/1998 (actual site observation date)
  • Air Photo ID: 8
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    bedrock, lithic

    —

    163 -

    —
    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    strongly contrasting particle size class

    lithic contact

    0—23

    23—163

    41—

    163—

    —-

    —-

    —-

    —-
    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

    8

    —

    —

    250

    —

    141

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 10 centimeters (0.0 to 3.9 inches); 70 percent brown (10YR 4/3) and 30 percent brown (10YR 5/3) gravelly silt loam; weak fine granular structure; very friable; 7.0 fine and medium roots; 7.0 fine interstitial and tubular pores; 20 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; extremely acid, pH 4.2, hellige-truog; clear smooth boundary. Lab sample # MU020781
    E—10 to 23 centimeters (3.9 to 9.1 inches); yellowish brown (10YR 5/4) silt loam; weak fine subangular blocky structure; very friable; 7.0 fine to coarse roots; 7.0 fine interstitial and tubular pores; 25 percent distinct brown (10YR 4/3) organic stains on faces of peds; 5 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 5.0, hellige-truog; clear smooth boundary. Lab sample # MU020782
    Bt1—23 to 41 centimeters (9.1 to 16.1 inches); yellowish brown (10YR 5/6) gravelly silt loam; weak medium subangular blocky structure; friable; 3.0 fine and medium roots; 3.0 fine and medium tubular pores; 15 percent distinct light yellowish brown (10YR 6/4), moist, silt coats on rock fragments and 15 percent distinct strong brown (7.5YR 4/6), moist, clay films on rock fragments; 30 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.6, hellige-truog; clear smooth boundary. Lab sample # MU020783
    2Bt2—41 to 74 centimeters (16.1 to 29.1 inches); yellowish red (5YR 5/6) clay; moderate medium subangular blocky structure; friable; 3.0 fine and medium roots; 3.0 fine tubular pores; 5 percent distinct red (2.5YR 4/6), moist, clay films on faces of peds and 5 percent distinct strong brown (7.5YR 5/6), moist, silt coats on faces of peds and 15 percent distinct yellowish red (5YR 5/6), moist, clay films on faces of peds; 5 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 4.7, hellige-truog; gradual smooth boundary. Lab sample # MU020784
    2Bt3—74 to 112 centimeters (29.1 to 44.1 inches); red (2.5YR 4/6) clay; moderate medium angular blocky structure; firm; 3.0 fine roots; 0.9 fine tubular pores; 10 percent distinct strong brown (7.5YR 5/6), moist, silt coats on faces of peds and 20 percent distinct yellowish red (5YR 5/6), moist, clay films on faces of peds; 3 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 4.6, hellige-truog; gradual smooth boundary. Lab sample # MU020785
    2Bt4—112 to 132 centimeters (44.1 to 52.0 inches); red (2.5YR 4/6) and yellowish red (5YR 5/6) clay; moderate medium angular blocky structure; very firm; 3.0 fine roots; 0.9 fine tubular pores; 25 percent distinct red (2.5YR 4/6), moist, clay films on faces of peds; 20 percent black (N 2/0) iron-manganese masses between peds; fragments; very strongly acid, pH 4.7, hellige-truog; clear smooth boundary. Lab sample # MU020786
    2Bt5—132 to 163 centimeters (52.0 to 64.2 inches); 90 percent strong brown (7.5YR 5/6) and 10 percent strong brown (7.5YR 5/8) very gravelly clay; moderate medium subangular blocky structure; firm; 3.0 fine roots; 3.0 fine tubular pores; 15 percent distinct yellowish red (5YR 4/6), moist, clay films on faces of peds and 20 percent distinct yellowish red (5YR 5/6), moist, clay films on faces of peds; 10 percent black (N 2/0) iron-manganese masses between peds; 50 percent by volume 250-425-600 millimeter dolomite (dolostone) fragments. Lab sample # MU020787
    2R—163 centimeters (64.2 inches); bedrock; fragments.