IDENTIFIERS

  • Current Taxon Name (Soil Name): Irwin
  • OSD
  • Series Extent
  • User Site ID: 06KS115003
  • User Pedon ID: 06KS115003
  • User Site Association ID: Irwin, Ladysmith, Dwight, Konza DeAnn Presley PhD studyKansas State University Laboratory PedonsKSU _ Presley dissertation
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - KSU
  • Lab Pedon # - 06KS115003
  • NCSS Pedon Lab Data NASIS Record ID - 40833
  • Print Date: 11/12/2024

    • 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: 38.2652473
  • Std. Longitude: -97.2256851
  • Datum: WGS84
  • Township: 20S
  • Range: 2E
  • Section: 32
  • PLSS Details: SE 1/4 of
  • Location Description: Six miles south of Hillsboro, KS.
  • State: Kansas
  • County: KS115—Marion
  • MLRA: 75—Central Loess Plains
  • Non-MLRA Soil Survey Area: KS115—Marion County, Kansas
  • 7.5 Minute USGS Quad: 38097-C2—Hillsboro, Kansas

    • PEDON

  • Describers Name: DeAnn Presley
  • Current Taxonomic Class: Fine, smectitic, mesic Pachic Argiustolls
  • Pedon Purpose: research site
  • Pedon Record Orgin: NASIS
  • Sampled As Information:
  • Soil Name - Irwin
  • Taxonomic Class - Fine, smectitic, mesic Pachic Argiustolls
  • PSC - 14 to 64 cm.
  • Classificaton Date - 6/15/2006
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: clayey loess over colluvium over residuum weathered from shale over residuum weathered from calcareous shale
  • Hill Slope Profile: backslope
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Sumner group .
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/15/2006 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Site Obs. Cover Kind 2 - close-grown crop
  • 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

    redox concentrations

    secondary carbonates

    slickensides

    lithologic discontinuity

    lithologic discontinuity

    lithologic discontinuity

    paralithic contact

    0—65

    14—145

    14—222

    65—116

    116—145

    116—145

    145—187

    187—

    222—

    —-

    —-

    —-

    —-

    —-

    —-

    —-

    —-

    —-
    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

    1

    —

    —

    446

    —

    203

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 14 centimeters (0.0 to 5.5 inches); dark grayish brown (10YR 4/2), very dark grayish brown (10YR 3/2), moist; silty clay loam; 32 percent clay; weak medium subangular blocky structure; hard, firm, moderately sticky, moderately plastic; 0.5 very fine roots throughout; 0.5 fine dendritic tubular pores; fragments; noneffervescent, by hcl, 1n; abrupt smooth boundary. Lab sample # KSUR1692; observed in push tube
    Bt1—14 to 32 centimeters (5.5 to 12.6 inches);, very dark grayish brown (10YR 3/2), moist; silty clay; 44 percent clay; moderate medium prismatic structure; very hard, very firm, very sticky, very plastic; 0.5 very fine roots between peds; 0.5 fine irregular pores; 10 percent faint very dark brown (10YR 2/2), moist, organoargillans on all faces of peds; 1 percent fine distinct black (N 2.5/), moist, iron-manganese nodules and 1 percent fine distinct dark yellowish brown (10YR 4/6), moist, masses of oxidized iron; fragments; noneffervescent, by hcl, 1n; gradual smooth boundary. Lab sample # KSUR1693; observed in push tube. discontinuous - phpvsfiid 331834; discontinuous - phpvsfiid 331834
    Bt1—32 to 48 centimeters (12.6 to 18.9 inches);, very dark grayish brown (10YR 3/2), moist; silty clay; 44 percent clay; moderate medium prismatic structure; very hard, very firm, very sticky, very plastic; 0.5 very fine roots between peds; 0.5 fine irregular pores; 10 percent faint very dark brown (10YR 2/2), moist, organoargillans on all faces of peds; 1 percent fine distinct black (N 2.5/), moist, iron-manganese nodules and 1 percent fine distinct dark yellowish brown (10YR 4/6), moist, masses of oxidized iron; fragments; noneffervescent, by hcl, 1n; gradual smooth boundary. Lab sample # KSUR1694; observed in push tube. discontinuous - phpvsfiid 571468; discontinuous - phpvsfiid 571468
    Bt2—48 to 65 centimeters (18.9 to 25.6 inches);, dark brown (10YR 3/3), moist; silty clay; 44 percent clay; moderate medium prismatic structure; very hard, very firm, very sticky, very plastic; 0.5 very fine roots between peds; 0.5 fine irregular pores; 10 percent faint dark brown (10YR 3/3), moist, organoargillans on all faces of peds; 2 percent fine distinct dark yellowish brown (10YR 4/6), moist, masses of oxidized iron and 2 percent fine distinct black (N 2.5/), moist, iron-manganese nodules; fragments; noneffervescent, by hcl, 1n; gradual smooth boundary. Lab sample # KSUR1695; observed in push tube. discontinuous - phpvsfiid 331835; discontinuous - phpvsfiid 331835
    Btk—65 to 98 centimeters (25.6 to 38.6 inches);, brown (7.5YR 4/3), moist; silty clay; 44 percent clay; moderate medium prismatic structure; very hard, very firm, very sticky, very plastic; 0.5 very fine roots between peds; 0.5 fine irregular pores; 10 percent faint dark brown (7.5YR 3/3), moist, clay films on all faces of peds; 5 percent fine distinct black (N 2.5/), moist, iron-manganese masses and 5 percent fine distinct strong brown (7.5YR 4/6), moist, masses of oxidized iron; 2 percent fine distinct very pale brown (10YR 7/3), moist, carbonate nodules and 2 percent medium distinct very pale brown (10YR 7/3), moist, carbonate nodules; fragments; noneffervescent, by hcl, 1n; gradual smooth boundary. Lab sample # KSUR1696; observed in push tube. patchy - phpvsfiid 331836; patchy - phpvsfiid 331836
    Btk—98 to 116 centimeters (38.6 to 45.7 inches);, brown (7.5YR 4/3), moist; silty clay; 44 percent clay; moderate medium prismatic structure; very hard, very firm, very sticky, very plastic; 0.5 very fine roots between peds; 0.5 fine irregular pores; 10 percent faint dark brown (7.5YR 3/3), moist, clay films on all faces of peds; 5 percent fine distinct black (N 2.5/), moist, iron-manganese masses and 5 percent fine distinct strong brown (7.5YR 4/6), moist, masses of oxidized iron; 2 percent fine distinct very pale brown (10YR 7/3), moist, carbonate nodules and 2 percent medium distinct very pale brown (10YR 7/3), moist, carbonate nodules; fragments; noneffervescent, by hcl, 1n; gradual smooth boundary. Lab sample # KSUR1697; observed in push tube. patchy - phpvsfiid 571469; patchy - phpvsfiid 571469
    2Btss—116 to 145 centimeters (45.7 to 57.1 inches);, brown (7.5YR 4/3), moist; silty clay loam; 36 percent clay; moderate medium prismatic structure; very hard, very firm, very sticky, very plastic; 0.5 very fine roots between peds; 0.5 fine irregular pores; 20 percent faint dark brown (7.5YR 3/3), moist, clay films on all faces of peds; 10 percent fine distinct strong brown (7.5YR 4/6), moist, masses of oxidized iron and 10 percent fine distinct black (N 2.5/), moist, iron-manganese masses; fragments; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # KSUR1698; observed in push tube. discontinuous - phpvsfiid 331837; discontinuous - phpvsfiid 331837
    3C1—145 to 187 centimeters (57.1 to 73.6 inches);, olive (5Y 5/3), moist; silty clay loam; 36 percent clay; structureless massive; hard, firm, very sticky, very plastic; 10 percent fine distinct strong brown (7.5YR 4/6), moist, masses of oxidized iron and 10 percent fine distinct black (N 2.5/), moist, iron-manganese masses; 20 percent by volume shale, unspecified fragments; noneffervescent, by hcl, 1n; abrupt smooth boundary. Lab sample # KSUR1699; observed in push tube
    4C2—187 to 222 centimeters (73.6 to 87.4 inches);, olive gray (5Y 5/2), moist; silty clay loam; 32 percent clay; structureless massive; slightly hard, friable, slightly sticky, moderately plastic; 5 percent fine distinct dark yellowish brown (10YR 4/6), moist, masses of oxidized iron; 40 percent by volume shale, calcareous fragments; slight effervescence, by hcl, 1n; clear smooth boundary. Lab sample # KSUR1700; observed in push tube
    4Cr—222 to 240 centimeters (87.4 to 94.5 inches);, pale olive (5Y 6/4), moist; fragments; slight effervescence, by hcl, 1n.; observed in push tube