IDENTIFIERS

  • Current Taxon Name (Soil Name): Gravois
  • OSD
  • Series Extent
  • User Site ID: 2000MO055010M
  • User Pedon ID: 2000MO055010
  • Transect:
  • Transect Stop Number - 1
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0005510
  • Print Date: 12/4/2024

    • 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: 38.1947327
  • Std. Longitude: -91.3875275
  • Datum: WGS84
  • Township: T40N
  • Range: R4W
  • Section: 17
  • PLSS Details: 950 feet W and 600 feet N of the SE corner
  • Location Description: 950' W and 600' N of the SE corner Sec.17 T.40N., R.4W.
  • State: Missouri
  • County: MO055—Crawford
  • MLRA: 116A—Ozark Highland

    • PEDON

  • Describers Name: Wyn Kelley Dennis Meinert Scott Larsen
  • Current Taxonomic Class: Fine-silty, siliceous Oxyaquic Fragiudalfs
  • Pedon Type: not classified to current taxon name
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Sampled As Information:
  • Soil Name - Gravois
  • Taxonomic Class - Fine-silty, siliceous Oxyaquic Fragiudalfs
  • Taxon Kind - series
  • PSC - 10 to 74 cm.
  • Classificaton Date - 4/24/2000
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess and/or slope alluvium derived from sandstone and/or residuum weathered from dolomite
  • Landscape: hills
  • Landform: hill
  • Geomorphic Component Hills: head slope
  • Hill Slope Profile: shoulder
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: medium
  • Drainage Class: moderately well
  • Wet Soil Moisture Duration: 2
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 4/24/2000 (actual site observation date)
  • Air Photo ID: C-1
  • 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

    ochric epipedon

    argillic horizon

    fragipan

    0—10

    10—203

    74—112

    —-

    —-

    —-
    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

    12

    —

    —

    274

    —

    10

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 10 centimeters (0.0 to 3.9 inches); brown (10YR 4/3) silt loam; weak fine subangular blocky structure; friable; 6.0 very fine and fine roots; 3.0 fine tubular pores; 2 percent fine platy noncoherent cemented yellowish brown (10YR 5/6) masses of oxidized iron; fragments; abrupt smooth boundary. Lab sample # MU010784
    Bt1—10 to 33 centimeters (3.9 to 13.0 inches); yellowish brown (10YR 5/8) silty clay loam; moderate medium subangular blocky structure; firm; 6.0 very fine and fine roots; 6.0 very fine and fine tubular pores; 15 percent faint brown (10YR 4/3) clay films on faces of peds; fragments; clear smooth boundary. Lab sample # MU010785. discontinuous - phpvsfiid 136936; discontinuous - phpvsfiid 136936
    Bt2—33 to 58 centimeters (13.0 to 22.8 inches); dark yellowish brown (10YR 4/4) silty clay loam; moderate medium subangular blocky structure; firm; 3.0 very fine and fine roots; 3.0 very fine and fine tubular pores; 35 percent faint brown (7.5YR 4/4) clay films on faces of peds; fragments; clear smooth boundary. Lab sample # MU010786. discontinuous - phpvsfiid 136937; discontinuous - phpvsfiid 136937
    Bt3—58 to 74 centimeters (22.8 to 29.1 inches); 60 percent brown (10YR 5/3) and 40 percent grayish brown (10YR 5/2) loam; weak fine platy parts to moderate medium subangular blocky structure; friable; 6.0 very fine and fine roots and 0.5 fine and medium roots; 3.0 very fine tubular pores; 15 percent prominent reddish brown (5YR 4/4) clay films on faces of peds; 3 percent fine platy noncoherent cemented yellowish brown (10YR 5/6) masses of oxidized iron; fragments; clear wavy boundary. Lab sample # MU010787. patchy - phpvsfiid 136938; patchy - phpvsfiid 136938
    2Btx1—74 to 89 centimeters (29.1 to 35.0 inches); 50 percent yellowish brown (10YR 5/4) and 50 percent dark yellowish brown (10YR 4/4) loam; moderate medium and coarse prismatic structure; very firm, strongly coherent; 0.5 very fine and fine roots; 6.0 fine and medium vesicular pores; 15 percent prominent reddish brown (5YR 4/4) clay films in root channels and/or pores; 1 percent fine grayish brown (10YR 5/2) clay depletions and 5 percent medium light brownish gray (10YR 6/2) clay depletions; 5 percent by volume 2-39-75 millimeter limestone, cherty fragments; gradual wavy boundary. Lab sample # MU010788. patchy - phpvsfiid 136939; patchy - phpvsfiid 136939
    2Btx2—89 to 112 centimeters (35.0 to 44.1 inches); 70 percent yellowish brown (10YR 5/4) and 30 percent light yellowish brown (10YR 6/4) extremely gravelly fine sandy loam; moderate coarse prismatic structure; very firm, moderately coherent; 0.5 very fine and fine roots; 6.0 very fine and fine tubular pores; 35 percent distinct clay films on rock fragments; 3 percent medium light brownish gray (10YR 6/2) clay depletions; 10 percent by volume 75-162-250 millimeter sandstone, unspecified fragments and 55 percent by volume 2-39-75 millimeter limestone, cherty fragments; clear wavy boundary. Lab sample # MU010789. patchy - phpvsfiid 136940; patchy - phpvsfiid 136940
    3Bt4—112 to 142 centimeters (44.1 to 55.9 inches); 70 percent yellowish brown (10YR 5/6) and 30 percent yellowish brown (10YR 5/8) clay; moderate medium prismatic structure; firm; 0.5 very fine and fine roots; 3.0 fine and medium tubular pores; 35 percent faint yellowish brown (10YR 5/6) clay films on all faces of peds; fragments; clear wavy boundary. Lab sample # MU010790. discontinuous - phpvsfiid 139313; discontinuous - phpvsfiid 139313
    3Bt5—142 to 203 centimeters (55.9 to 79.9 inches); 80 percent white (10YR 8/1) and 30 percent light gray (10YR 7/1) and 10 percent brownish yellow (10YR 6/6) clay; moderate fine and medium prismatic parts to moderate fine angular blocky structure; firm; 0.5 very fine and fine roots; 0.5 very fine tubular pores; 35 percent distinct dark yellowish brown (10YR 4/6) clay films on faces of peds and 35 percent prominent gray (10YR 5/1) clay films on faces of peds; 5 percent by volume 2-39-75 millimeter limestone, cherty fragments. Lab sample # MU010791. continuous - phpvsfiid 139315; discontinuous - phpvsfiid 139314; continuous - phpvsfiid 139315; discontinuous - phpvsfiid 139314