IDENTIFIERS

  • Current Taxon Name (Soil Name): Union
  • OSD
  • Series Extent
  • User Site ID: 1999MO055036M
  • User Pedon ID: 1999MO055036
  • Vegetation Plot ID: 1999MO055036
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M9905536
  • 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: 38.0879528
  • Std. Longitude: -91.2906750
  • Datum: WGS84
  • Township: T39N
  • Range: R3W
  • Section: 19
  • PLSS Details: 2000 feet W and 1320 feet S of the NE corner
  • Location Description: MDC land on HWY H, 2000 ft. west and 1320 ft. south of NE corner, Sec. 19, T39N., R3W.
  • State: Missouri
  • County: MO055—Crawford
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO055—Crawford County, Missouri
  • 7.5 Minute USGS Quad: 38091-A3—Leasburg, Missouri

    • PEDON

  • Describers Name: GB DMM
  • Current Taxonomic Class: Fine, mixed, active, mesic Oxyaquic Fragiudalfs
  • 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 - Union
  • PSC - 23 to 73 cm.
  • Classificaton Date - 4/6/2012
  • Classifier - J.R. Perkins
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Subclass - udic
  • Sampled As Information:
  • Soil Name - Union
  • Taxonomic Class - Fine, mixed Oxyaquic Fragiudalfs
  • Taxon Kind - series
  • PSC - 23 to 73 cm.
  • Classificaton Date - 12/21/1999
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified


    • SITE

  • Parent Material: fine-silty loess over fine-loamy loess over pedisediment over residuum
  • Landscape: hills
  • Landform: interfluve
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Position: lower third
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: yes

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 12/21/1999 (actual site observation date)
  • Air Photo ID: E3
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - conifers
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    PIEC2

    Pinus echinata

    shortleaf pine

    —

    —

    —
    Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    fragipan

    noncoherent

    91 - 140

    - 49 -

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

    ochric epipedon

    argillic horizon

    redox depletions with chroma 2 or less

    lithologic discontinuity

    fragipan

    lithologic discontinuity

    lithologic discontinuity

    0—23

    23—191

    51—191

    58—91

    91—140

    91—140

    140—191

    —23—

    —168—

    —140—

    —33—

    —49—

    —49—

    —51—
    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

    —

    —

    317

    —

    —

    —

    —

    —

    —

    —

    —

    —

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    A—0 to 13 centimeters (0.0 to 5.1 inches); dark grayish brown (10YR 4/2) silt loam; 12 percent clay; weak medium subangular blocky parts to moderate fine granular structure; friable; common (3.0) very fine roots; common (1.0) very fine interstitial and common (1.0) very fine tubular and common (1.0) medium interstitial and common (1.0) medium tubular and common (1.0) fine tubular and common (1.0) fine interstitial pores; fragments; very strongly acid, pH 4.6, pH meter; clear smooth boundary. Lab sample # MU062564
    AB—13 to 23 centimeters (5.1 to 9.1 inches); brown (10YR 5/3) silt loam; 14 percent clay; moderate fine and medium subangular blocky structure; friable; few (0.5) very fine roots and common (3.0) medium roots and few (0.5) fine roots and common (3.0) coarse roots; common (1.0) very fine tubular and common (1.0) very fine interstitial and common (1.0) medium tubular and common (1.0) medium interstitial and common (1.0) fine tubular and common (1.0) fine interstitial pores; fragments; very strongly acid, pH 4.6, pH meter; clear smooth boundary. Lab sample # MU062565
    Bt1—23 to 38 centimeters (9.1 to 15.0 inches); strong brown (7.5YR 5/6) silt loam; 24 percent clay; moderate fine subangular blocky structure; friable; few (0.5) very fine roots and common (3.0) medium roots and few (0.5) fine roots and common (3.0) coarse roots; common (1.0) very fine tubular and common (1.0) very fine interstitial and common (1.0) medium tubular and common (1.0) medium interstitial and common (1.0) fine tubular and common (1.0) fine interstitial and common (1.0) coarse interstitial and common (1.0) coarse tubular pores; 15 percent faint clay films on faces of peds and in pores; 5 percent fine cylindrical manganese masses between peds and 5 percent medium cylindrical manganese masses between peds; fragments; very strongly acid, pH 4.7, pH meter; clear smooth boundary. Lab sample # MU062566. discontinuous - phpvsfiid 139285; discontinuous - phpvsfiid 139285
    Bt2—38 to 51 centimeters (15.0 to 20.1 inches); strong brown (7.5YR 5/6) silty clay; 47 percent clay; moderate fine subangular blocky structure; firm; common (1.0) very fine roots and common (1.0) medium roots and common (1.0) fine roots; common (1.0) very fine tubular and common (1.0) very fine interstitial and common (1.0) medium interstitial and common (1.0) medium tubular and common (1.0) fine interstitial and common (1.0) fine tubular pores; 35 percent distinct clay films on faces of peds and in pores; fragments; very strongly acid, pH 4.7, pH meter; clear wavy boundary. Lab sample # MU062567. discontinuous - phpvsfiid 139286; discontinuous - phpvsfiid 139286
    Bt3—51 to 58 centimeters (20.1 to 22.8 inches); 60 percent strong brown (7.5YR 5/6) and 30 percent yellowish red (5YR 4/6) and 10 percent grayish brown (10YR 5/2) silty clay; 49 percent clay; moderate fine subangular blocky structure; very firm; few (0.5) very fine roots and few (0.5) medium roots and few (0.5) fine roots; common (1.0) very fine tubular and common (1.0) very fine interstitial and common (1.0) medium tubular and common (1.0) medium interstitial and common (1.0) fine interstitial and common (1.0) fine tubular pores; 35 percent distinct clay films on faces of peds and in pores; fragments; very strongly acid, pH 4.7, pH meter; gradual wavy boundary. Lab sample # MU062568. continuous - phpvsfiid 139287; continuous - phpvsfiid 139287
    2Bt4—58 to 71 centimeters (22.8 to 28.0 inches); 80 percent grayish brown (10YR 5/2) and 20 percent reddish brown (5YR 5/4) silty clay loam; 38 percent clay; strong fine subangular blocky structure; very firm; common (1.0) very fine roots and common (1.0) medium roots and common (1.0) fine roots; few (0.5) very fine tubular and few (0.5) very fine interstitial pores; 35 percent distinct silt coats on faces of peds and in pores; fragments; very strongly acid, pH 4.6, pH meter; gradual smooth boundary. Lab sample # MU062569. discontinuous - phpvsfiid 139288; discontinuous - phpvsfiid 139288
    2Bt5—71 to 91 centimeters (28.0 to 35.8 inches); 70 percent grayish brown (10YR 5/2) and 30 percent brown (7.5YR 4/4) clay loam; 31 percent clay; weak fine prismatic structure; very firm; few (0.1) very fine roots; few (0.5) very fine tubular and few (0.5) very fine interstitial pores; 35 percent distinct silt coats on faces of peds and in pores; fragments; very strongly acid, pH 4.7, pH meter; clear smooth boundary. Lab sample # MU062570. discontinuous - phpvsfiid 139289; discontinuous - phpvsfiid 139289
    3Btx—91 to 140 centimeters (35.8 to 55.1 inches); 40 percent grayish brown (10YR 5/2) and 30 percent light yellowish brown (10YR 6/4) and 30 percent strong brown (7.5YR 5/6) loam; 17 percent clay; weak coarse prismatic structure; very firm; brittle; few (0.5) very fine tubular and few (0.5) very fine interstitial pores; fragments and 10 percent by volume nonflat indurated 2-39-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 4.9, pH meter; clear smooth boundary. Lab sample # MU062571
    4Bt1—140 to 155 centimeters (55.1 to 61.0 inches); 65 percent yellowish brown (10YR 5/6) and 20 percent light brownish gray (10YR 6/2) and 15 percent light yellowish brown (10YR 6/4) loam; 24 percent clay; moderate fine subangular blocky structure; very firm; 5 percent by volume nonflat indurated 2-39-75 millimeter sandstone, unspecified fragments; strongly acid, pH 5.1, pH meter; gradual smooth boundary. Lab sample # MU062572
    4Bt2—155 to 191 centimeters (61.0 to 75.2 inches); 50 percent light yellowish brown (10YR 6/4) and 30 percent light brownish gray (10YR 6/2) and 20 percent yellowish brown (10YR 5/4) sandy clay loam; 27 percent clay; moderate fine subangular blocky structure; very firm; 5 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; strongly acid, pH 5.4, pH meter. Lab sample # MU062573