IDENTIFIERS

  • Current Taxon Name (Soil Name): Tonti
  • OSD
  • Series Extent
  • User Site ID: 1989MO215004M
  • User Pedon ID: 1989MO215004
  • Vegetation Plot ID: 1989MO215004
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M8921504
  • Print Date: 5/30/2024

    • 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: 37.2588333
  • Std. Longitude: -92.0324167
  • Datum: WGS84
  • Township: T30N
  • Range: R10W
  • Section: 33
  • PLSS Details: 50 feet E and 1795 feet N of the SE corner
  • Country: US—United States
  • State: Missouri
  • County: MO215—Texas
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO215—Texas County, Missouri
  • 7.5 Minute USGS Quad: 37092-C1—Bucyrus, Missouri

    • PEDON

  • Describers Name: Sid Vander veen, Dennis Meinert, Brian Engelbrecht
  • Current Taxonomic Class: Fine-loamy, mixed, mesic Typic Fragiudults
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 4
  • Sampled As Information:
  • Soil Name - Tonti
  • Taxonomic Class - Fine-loamy, mixed, mesic Typic Fragiudults
  • Taxon Kind - series
  • PSC - 18 to 48 cm.
  • Classificaton Date - 3/30/1989
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - udic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: fine-silty loess derived from mixed over clayey residuum weathered from dolomite
  • Landscape: plateau
  • Landform: plain
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Position: upper third
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: convex
  • Runoff: negligible
  • Drainage Class: moderately well
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Holocene Stage formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 3/30/1989 (actual site observation date)
  • Air Photo ID: 37092c1se
  • Surface Water Kind: none observed
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - rangeland, grassland
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion gully
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    LOAR10

    Lolium arundinaceum

    tall fescue

    —

    —

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

    fragipan

    —

    48 - 97

    - 49 -

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

    ochric epipedon

    argillic horizon

    fragipan

    0—18

    18—152

    48—97

    —18—

    —134—

    —49—
    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

    6

    —

    —

    353.3

    —

    180

    —

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    —

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    Ap—0 to 18 centimeters (0.0 to 7.1 inches); brown (10YR 4/3) rubbed, pale brown (10YR 6/3) rubbed, dry; gravelly silt loam; weak very fine subangular blocky structure; very friable; 3.0 fine roots throughout; 0.5 very fine irregular and 0.5 fine irregular pores; 20 percent by volume nonflat subangular indurated 2-?-75 millimeter chert fragments; clear smooth boundary. Lab sample # MU007544; observed in pit, small
    Bt1—18 to 25 centimeters (7.1 to 9.8 inches); 50 percent dark yellowish brown (10YR 4/6) rubbed and 50 percent brown (10YR 4/3) rubbed gravelly silt loam; weak fine subangular blocky structure; friable; 0.5 fine roots throughout; 0.5 fine irregular pores; 12 percent faint clay films on all faces of peds; 20 percent by volume nonflat subangular indurated 2-?-75 millimeter chert fragments; clear smooth boundary. Lab sample # MU007545; observed in pit, small
    Bt2—25 to 43 centimeters (9.8 to 16.9 inches); strong brown (7.5YR 4/6) broken face gravelly silty clay loam; moderate fine subangular blocky structure; friable; 0.5 fine roots throughout; 0.5 very fine irregular pores; 12 percent faint clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented dark yellowish brown (10YR 4/4), moist, iron depletions with clear boundaries in matrix; 25 percent by volume nonflat subangular indurated 2-?-75 millimeter chert fragments; abrupt smooth boundary. Lab sample # MU007546; observed in pit, small
    Bt3—43 to 48 centimeters (16.9 to 18.9 inches); strong brown (7.5YR 5/6) broken face very gravelly silt loam; weak very fine subangular blocky, and moderate medium subangular blocky structure; friable; 0.5 very fine roots throughout; 0.5 very fine irregular pores; 12 percent faint clay films on all faces of peds; 50 percent by volume nonflat subangular indurated 2-?-75 millimeter chert fragments; abrupt smooth boundary. Lab sample # MU007547; observed in pit, small
    2Btx—48 to 97 centimeters (18.9 to 38.2 inches); pale brown (10YR 6/3) broken face very gravelly silt loam; strong fine platy structure; very firm; 3.0 very fine irregular and 0.5 very fine tubular pores; 70 percent faint clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented light brownish gray (10YR 6/2), moist, iron depletions with clear boundaries in matrix; 55 percent by volume nonflat subangular indurated 2-?-75 millimeter chert fragments; clear smooth boundary. Lab sample # MU007548; observed in pit, small
    3Bt—97 to 152 centimeters (38.2 to 59.8 inches); 34 percent red (2.5YR 4/6) broken face and 33 percent grayish brown (10YR 5/2) broken face and 33 percent yellowish brown (10YR 5/6) broken face clay; moderate very fine angular blocky structure; firm; 10.0 very fine irregular and 10.0 very fine tubular pores; 70 percent faint clay films on all faces of peds; 5 percent by volume nonflat subangular indurated 2-?-75 millimeter chert fragments. Lab sample # MU007549; observed in pit, small