IDENTIFIERS

Current Taxon Name (Soil Name): Marshall

OSD

Series Extent

User Site ID: S2006IA029003

User Pedon ID: S06IA029003

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - SSL

Lab Pedon # - 06N0309

NCSS Pedon Lab Data NASIS Record ID - 17295

Print Date: 11/23/2024

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: 41.2839165

Std. Longitude: -94.9493866

Datum: WGS84

Township: 75N

Range: 36W

Section: 23

PLSS Details: 550 feet south and 250 feet west of the northeast corner

Location Description: 500 ft. (152 meters) south and 250 ft. (76 meters) west of NE corner

Country: US—United States

State: Iowa

County: IA029—Cass

MLRA: 107—Iowa and Missouri Deep Loess Hills

Regional Office: NC—North Central

Non-MLRA Soil Survey Area: IA029—Cass County, Iowa

7.5 Minute USGS Quad: 41094-C8—Anita SW, Iowa

PEDON

Describers Name: Rick Bednarek, David M. Gundlach

Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Typic Hapludolls

Current Taxon Kind: series

Pedon Type: classifies to current taxon name, full description

Pedon Purpose: research site

Pedon Record Orgin: NASIS

Correlated Information:

Soil Name - Marshall

PSC - 25 to 100 cm.

Classificaton Date - 9/3/2013

Sampled As Information:

Soil Name - Marshall Sicl

Classificaton Date - 11/29/2005

Soil Taxonomic Edition - ninth edition

Moisture SUBClass - udic

Dynamic Soil Properties:

Erosion Class - 1

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Geomorphic Component Hills: interfluve

Hill Slope Profile: summit

Slope Shape Across: linear

Slope Shape Down: linear

Runoff: low

Drainage Class: well

Flooding: none flooding

Ponding: none ponding

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 11/29/2005 (entry creation date)

Air Photo ID: 58

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

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
2	—	—	399.3	—	220	—	—	—	—	—	—	—	—	—	—	—	—	—	—

Ap—0 to 20 centimeters (0.0 to 7.9 inches); black (10YR 2/1), very dark gray (10YR 3/1), dry; silty clay loam; weak fine subangular blocky parts to moderate fine granular structure; friable; 5.0 fine roots; 1.0 fine low-continuity tubular pores; fragments; clear smooth boundary. Lab sample # 06N01167; observed in pit, small

A—20 to 38 centimeters (7.9 to 15.0 inches); black (10YR 2/1), very dark gray (10YR 3/1), dry; silty clay loam; moderate fine subangular blocky parts to moderate fine granular structure; friable; 5.0 fine roots; 2.0 fine low-continuity tubular pores; fragments; clear wavy boundary. Lab sample # 06N01168; observed in pit, small

AB—38 to 53 centimeters (15.0 to 20.9 inches); 70 percent very dark gray (10YR 3/1) and 30 percent brown (10YR 4/3), dark gray (10YR 4/1), dry; silty clay loam; moderate medium subangular blocky structure; friable; 2.0 fine roots; 4.0 very fine low-continuity tubular pores; fragments; clear wavy boundary. Lab sample # 06N01169; observed in pit, small

Bw1—53 to 74 centimeters (20.9 to 29.1 inches); brown (10YR 4/3) silty clay loam; moderate fine prismatic parts to moderate fine subangular blocky structure; friable; 1.0 fine roots; 4.0 very fine low-continuity tubular pores; 25 percent prominent very dark gray (10YR 3/1), moist, organic stains on vertical faces of peds; fragments; clear wavy boundary. Lab sample # 06N01170; observed in pit, small. discontinuous - phpvsfiid 306894; discontinuous - phpvsfiid 306894

Bw2—74 to 89 centimeters (29.1 to 35.0 inches); brown (10YR 4/3) silty clay loam; moderate medium prismatic parts to moderate medium subangular blocky structure; friable; 1.0 fine roots; 4.0 very fine low-continuity tubular pores; 10 percent prominent very dark gray (10YR 3/1), moist, organic stains on vertical faces of peds; 5 percent fine distinct noncoherent cemented yellowish brown (10YR 5/6), moist, masses of oxidized iron and 10 percent fine distinct noncoherent cemented grayish brown (10YR 5/2), moist, iron depletions; fragments; gradual wavy boundary. Lab sample # 06N01171; observed in pit, small. discontinuous - phpvsfiid 306895; discontinuous - phpvsfiid 306895

Bw3—89 to 119 centimeters (35.0 to 46.9 inches); dark yellowish brown (10YR 4/4) silty clay loam; weak medium prismatic parts to weak medium subangular blocky structure; friable; 1.0 fine roots; 5.0 very fine low-continuity tubular pores; 10 percent fine distinct noncoherent cemented yellowish brown (10YR 5/6), moist, masses of oxidized iron and 30 percent fine distinct noncoherent cemented grayish brown (10YR 5/2), moist, iron depletions; fragments; gradual wavy boundary. Lab sample # 06N01172; observed in pit, small

BC—119 to 137 centimeters (46.9 to 53.9 inches); grayish brown (10YR 5/2) silty clay loam; weak medium prismatic structure; friable; 1.0 fine roots; 3.0 very fine low-continuity tubular pores; 2 percent fine prominent spherical very weakly coherent cemented black (10YR 2/1), moist, iron-manganese nodules and 25 percent fine distinct noncoherent cemented yellowish brown (10YR 5/6), moist, masses of oxidized iron; fragments; gradual wavy boundary. Lab sample # 06N01173; observed in pit, small

C—137 to 203 centimeters (53.9 to 79.9 inches); grayish brown (2.5Y 5/2) silt loam; massive; friable; 2.0 very fine low-continuity tubular pores; 5 percent fine prominent spherical very weakly coherent cemented black (10YR 2/1) iron-manganese nodules and 30 percent fine distinct noncoherent cemented yellowish brown (10YR 5/6), moist, masses of oxidized iron; fragments. Lab sample # 06N01174; observed in pit, small