IDENTIFIERS

  • Current Taxon Name (Soil Name): Zook
  • OSD
  • Series Extent
  • User Site ID: S1975IA045002
  • User Pedon ID: S1975IA045002
  • Vegetation Plot ID: S1975IA045002
  • User Site Association ID: 11-WAV_Zook_pedons
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - ISU2015
  • Lab Pedon # - X23-54-1
  • NCSS Pedon Lab Data NASIS Record ID - 75106
  • Print Date: 5/19/2024
  • 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: 41.9874238
  • Std. Longitude: -90.4023471
  • Datum: WGS84
  • GPS - Positional Error: 10.00
  • Township: 83N
  • Range: 5E
  • Section: 20
  • PLSS Details: 830 feet south and 2530 feet west of the northeast corner
  • Country: US—United States
  • State: Iowa
  • County: IA045—Clinton
  • MLRA: 105—Upper Mississippi River Bedrock Controlled Uplands and Valleys
  • Regional Office: NC—North Central
  • MLRA Soil Survey Area: NC-ONA—Onalaska, Wisconsin
  • Non-MLRA Soil Survey Area: IA045—Clinton County, Iowa
  • PEDON

  • Describers Name: Larry Sabata, Louis Boeckman
  • Current Taxonomic Class: Fine, mixed, mesic Vertic Endoaquolls
  • Current Taxon Kind: taxadjunct
  • Pedon Type: TUD pedon
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Pedon PC 5.1
  • Correlated Information:
  • Soil Name - Zook
  • PSC - 25 to 100 cm.
  • Classificaton Date - 7/16/1975
  • Classifier - Unknown
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - Zook
  • Taxonomic Class - Fine, mixed, mesic Vertic Endoaquolls
  • Taxon Kind - taxadjunct
  • PSC - 25 to 100 cm.
  • Classificaton Date - 7/16/1975
  • Classifier - Unknown
  • Moisture SUBClass - aquic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Pedon Vegetation and Crop Cover Information:
  • Agronomic Feature - crop row, flat planted
  • Current Crop - soybeans
  • Hydric: yes
  • Certification Status: certified
  • QC Status: level 1
  • QA Status: level 1
  • Field Measured Properties: 31 inches of Depth to Water Table


  • SITE

  • Parent Material: alluvium
  • Landform: flood plain, depression
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Drainage Class: poorly
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no
  • RaCA Information:
  • Plot/Site Set Up By - Unknown
  • Plot or Site Recorder - Unknown
  • VEGETATION

  • Vegplot Text Note(s): A scan of the original data (i.e. field sheet(s), edits, manuscripts, notes, and other associated data) is available in the scans archive.
  • SITE OBSERVATION

  • Observation Date: 7/16/1975 (actual site observation date)
  • Data Collector: Unknown
  • Surface Water Kind: none observed
  • Hydrology Status: unaltered
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Site Obs. Cover Kind 2 - row crop
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Pedon Horizon Lab Results - 1
    Horizon Top Depth Bottom Depth Sample ID Data Collector Total Clay CaCO3 Clay Total Silt Fine Silt Co. Silt Total Sand Total Sand Method VC Sand Co. Sand Med. Sand Fine Sand VF Sand VF Sand Method Texture Class - Field Lab Rubbed Fiber Unrubbed Fiber pH H2O
    cm cm % % % % % % % % % % % % %

    Ap

    A1

    A2

    A3

    Bg

    Cg

    0

    23

    43

    61

    99

    112

    23

    43

    61

    99

    112

    152

    15757

    15758

    15759

    15801

    15802

    15803

    Iowa State University

    Iowa State University

    Iowa State University

    Iowa State University

    Iowa State University

    Iowa State University

    34.9

    37

    38

    38.5

    39.1

    32.8

    62.6

    61.3

    59.5

    60.2

    59.3

    63.3

    42.6

    39

    38.9

    18

    38.6

    39.7

    20

    22.3

    20.6

    42.2

    20.7

    23.6

    2.5

    1.7

    2.5

    1.3

    1.6

    3.9

    6.2

    6.3

    6.5

    6.4

    6.2

    6.5

    Pedon Horizon Lab Results - 2
    Horizon Top Depth Bottom Depth Sample ID pH CaCl2 pH NaF pH Ox Delta pH LL PL PI Atter. Samp. Cond. COLE Pot. Acidity Ca + Mg - Meh 2 K Ca + Mg - Sat. Paste KCl Extract. Acidity Base Sat. - Meh 2 CEC-7 CEC-8.2
    cm cm % % % cm/cm meq/100g cmol(+)/kg cmol(+)/kg mmol(+)/l cmol(+)/kg % cmol(+)/kg cmol(+)/kg

    Ap

    A1

    A2

    A3

    Bg

    Cg

    0

    23

    43

    61

    99

    112

    23

    43

    61

    99

    112

    152

    15757

    15758

    15759

    15801

    15802

    15803

    Pedon Horizon Lab Results - 3
    Horizon Top Depth Bottom Depth Sample ID ECEC Phosphate P NO3-N EC EC Method EC 1:5 by volume CaCO3 Equiv. Equiv. Gypsum Na SAR Gypsum Req. Humic Color Fulvic Color Humic + Fulvic Color Al PI Pyro. Hue PyrO. Value Pyro. Chroma
    cm cm cmol(+)/kg mg/kg mg/kg dS/m dS/m % % mmol(+)/l % L-pcu/g L-pcu/g L-pcu/g %

    Ap

    A1

    A2

    A3

    Bg

    Cg

    0

    23

    43

    61

    99

    112

    23

    43

    61

    99

    112

    152

    15757

    15758

    15759

    15801

    15802

    15803

    Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    GLYCI

    Glycine

    soybean

    forb

    100

    overstory

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

    mollic epipedon

    aquic conditions

    redox depletions with chroma 2 or less

    —-

    —-

    —-

    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

    0.5

    899

    155

    8

    22

    -5

    12

    22

    2

    558

    00131635

    CLINTON NUMBER 1, IA US

    NOAA

    Ap—0 to 23 centimeters (0.0 to 9.1 inches); black (N 2/0) silty clay loam; weak fine granular structure; friable; fragments; neutral, pH 6.9, unspecified; clear smooth boundary. Lab sample # ISU00662
    A1—23 to 43 centimeters (9.1 to 16.9 inches); black (N 2/0) silty clay loam; moderate fine subangular blocky, and moderate medium subangular blocky structure; friable; fragments; neutral, pH 6.8, unspecified; gradual smooth boundary. Lab sample # ISU00663
    A2—43 to 61 centimeters (16.9 to 24.0 inches); black (N 2/0) silty clay loam; moderate fine subangular blocky, and moderate medium subangular blocky structure; friable; fragments; neutral, pH 6.8, unspecified; gradual smooth boundary. Lab sample # ISU00664. heavy silty clay loam; slightly acid
    A3—61 to 99 centimeters (24.0 to 39.0 inches); black (N 2/0) silty clay loam; moderate fine subangular blocky, and moderate medium subangular blocky structure; firm; fragments; neutral, pH 6.8, unspecified; gradual smooth boundary. Lab sample # ISU00665. heavy silty clay loam; slightly acid
    Bg—99 to 112 centimeters (39.0 to 44.1 inches); black (10YR 2/1) and very dark gray (10YR 3/1) rubbed silty clay loam; olive gray (5Y 5/2) fine distinct mottles; moderate medium prismatic parts to moderate medium subangular blocky structure; firm; fragments; neutral, pH 6.7, unspecified; clear smooth boundary. Lab sample # ISU00666. heavy silty clay loam; slightly acid
    Cg—112 to 152 centimeters (44.1 to 59.8 inches); gray (5Y 5/1) and olive gray (5Y 5/2) and dark gray (5Y 4/1) silty clay loam; massive; firm; fragments; neutral, pH 6.6, unspecified. Lab sample # ISU00667. some vertical cleavage; some fibers in root channels; slightly acid