IDENTIFIERS

  • Current Taxon Name (Soil Name): Adair
  • OSD
  • Series Extent
  • User Site ID: S1984IA1730011
  • User Pedon ID: 84IA1730011
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 85P0564
  • NCSS Pedon Lab Data NASIS Record ID - 56830
  • 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: 40.8194427
  • Std. Longitude: -94.8616638
  • Datum: WGS84
  • Township: 70N
  • Range: 35W
  • Section: 35
  • PLSS Details: 137 feet S and 1120 feet E of NW corner
  • Location Description: J. Hansen farm.
  • State: Iowa
  • County: IA173—Taylor

    • PEDON

  • Describers Name: RL & LB
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 1
  • Sampled As Information:
  • Soil Name - Adair
  • Taxonomic Class - Fine, montmorillonitic Aquic Argiudolls
  • PSC - 25 to 75 cm.
  • Classificaton Date - 10/1/1984
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: upland
  • Landform: upland slope
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Shape Down: convex
  • Drainage Class: somewhat poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/1/1984 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    0—15

    51—104

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    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

    —

    —

    —

    —

    225

    —

    —

    —

    —

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    1Ap—0 to 15 centimeters (0.0 to 5.9 inches); very dark gray (10YR 3/1) interior and brown (10YR 4/3) clay loam; cloddy, and weak fine granular structure; friable; 2.5 fine roots; fragments; neutral, pH 6.8, hellige-truog; abrupt smooth boundary. Lab sample # 85P02875. common fine roots
    1BA—15 to 25 centimeters (5.9 to 9.8 inches); brown (7.5YR 4/2) interior and brown (7.5YR 4/4) clay loam; weak fine subangular blocky, and weak fine granular structure; friable; 0.5 fine roots; very dark gray (10YR 3/1), moist, organic stains on faces of peds; fragments; slightly acid, pH 6.4, hellige-truog; clear smooth boundary. Lab sample # 85P02876. few fine roots
    2Bt1—25 to 41 centimeters (9.8 to 16.1 inches); brown (7.5YR 4/4) interior clay; 11 percent strong brown (7.5YR 5/6) fine distinct mottles; weak fine subangular blocky structure; firm; 0.5 fine roots; 7.5YR 3/0 (7.5YR 3/0), moist, organic stains on faces of peds and very dark grayish brown (10YR 3/2), moist, clay films on faces of peds; fragments; slightly acid, pH 6.4, hellige-truog; gradual smooth boundary. Lab sample # 85P02877. few fine roots; common fine distinct 7.5YR56 mottles; discontinuous - phpvsfiid 219028; discontinuous - phpvsfiid 219028
    2Bt2—41 to 56 centimeters (16.1 to 22.0 inches); brown (7.5YR 4/4) interior clay; 1 percent strong brown (7.5YR 5/6) fine distinct and 11 percent strong brown (7.5YR 4/6) fine distinct mottles; moderate fine subangular blocky structure; firm; 0.5 fine roots; 7.5YR 3/0 (7.5YR 3/0), moist, organic stains in root channels and/or pores; fragments; neutral, pH 6.6, hellige-truog; gradual smooth boundary. Lab sample # 85P02878. few fine roots; few fine distinct 7.5YR56 mottles; common fine distinct 7.5YR46 mottles
    2Bt3—56 to 71 centimeters (22.0 to 28.0 inches); yellowish brown (10YR 5/4) interior clay; 11 percent strong brown (7.5YR 5/6) fine distinct and 11 percent yellowish brown (10YR 5/6) fine distinct mottles; weak fine and medium subangular blocky structure; firm; 0.1 fine roots; brown (10YR 4/3), moist, clay films on faces of peds and dark gray (10YR 4/1), moist, organic stains in root channels and/or pores; fragments; neutral, pH 7.3, hellige-truog; gradual smooth boundary. Lab sample # 85P02879. very few fine roots; common fine distinct 7.5YR56 mottles; common fine distinct 10YR56 mottles; continuous - phpvsfiid 219030; continuous - phpvsfiid 219030
    2Bt4—71 to 86 centimeters (28.0 to 33.9 inches); yellowish brown (10YR 5/4) interior clay; 11 percent yellowish brown (10YR 5/6) fine distinct mottles; weak fine prismatic, and weak medium and coarse subangular blocky structure; firm; brown (10YR 5/3), moist, clay films on faces of peds; 1 percent dark concretions; fragments; neutral, pH 7.3, hellige-truog; gradual smooth boundary. Lab sample # 85P02880. few dark concretions concentrations; common fine distinct 10YR56 mottles; discontinuous - phpvsfiid 219032; discontinuous - phpvsfiid 219032
    2Bt4—86 to 104 centimeters (33.9 to 40.9 inches); yellowish brown (10YR 5/4) interior clay; 11 percent yellowish brown (10YR 5/6) fine distinct mottles; weak fine prismatic, and weak medium and coarse subangular blocky structure; firm; brown (10YR 5/3), moist, clay films on faces of peds; 1 percent dark concretions; fragments; neutral, pH 7.3, hellige-truog; gradual smooth boundary. Lab sample # 85P02881. few dark concretions concentrations; common fine distinct 10YR56 mottles; discontinuous - phpvsfiid 219033; discontinuous - phpvsfiid 219033
    2BC—104 to 122 centimeters (40.9 to 48.0 inches); grayish brown (2.5Y 5/2) interior clay loam; 11 percent yellowish brown (10YR 5/6) fine distinct mottles; weak coarse prismatic structure; very firm; 1 percent carbonate nodules; fragments; slightly alkaline, pH 7.6, hellige-truog. Not sampled.; few lime nodules concentrations; common fine distinct 10YR56 mottles
    2C—122 to 152 centimeters (48.0 to 59.8 inches); light brownish gray (2.5Y 6/2) interior clay loam; 11 percent yellowish brown (10YR 5/6) fine distinct mottles; massive; firm; 1 percent carbonate nodules; fragments; slightly alkaline, pH 7.6, hellige-truog. Not sampled. (7.5YR 5/8) iron band at 142 to 149 cm.; few lime nodules concentrations; common fine distinct 10YR56 mottles