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A tale of two soils in Warren County, MS. James Lindsay SWS5716C-Pedology Spring 2012. Soils are located in the Memphis- Natchez-Adler association: Well Drained and moderately well drained soils of hilly loessal uplands and local silty alluvium. Mississippi.

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A tale of two soils in warren county ms

A tale of two soils inWarren County, MS

James Lindsay

SWS5716C-Pedology

Spring 2012


Soils are located in the Memphis- Natchez-Adler association: Well Drained and moderately well drained soils of hilly loessal uplands and local silty alluvium


Mississippi
Mississippi Well Drained and moderately well drained soils of hilly

  • State soil is the Natchez Silt Loam

  • Occurs in ~.6% of state

  • Inseptisols

    • OchricEpipedon

    • Cambric horizon


Soil survey
Soil Survey Well Drained and moderately well drained soils of hilly

  • MnF2: Memphis and Natchez Silt Loam

  • Annual PPT: 53-62

  • Annual Temp: 61-66

  • Slope: 17-40%

MnF2

Site 2

Site 1


Site 1 overview
Site 1- Overview Well Drained and moderately well drained soils of hilly

2.5 m

  • Forested

  • Stream Bank

  • Gullied Land


Site 1 profile
Site 1- Profile Well Drained and moderately well drained soils of hilly

  • H1-A1- Silt Loam, 10yr 4/3, Wk fine Gr, redox con and dep

  • H2-A2- Silt Loam, 10yr 5/3, Wk mdAbk, redox con and dep, Cf -3%

  • H3-Bw- Silt Loam, 10yr 5/3, Mo VF abk, redox con dep 25% 10yr5/8 and 10%10yr 4/1

  • H4-Bg- Silt Loam, 10yr 5/2, Mo M abk, redox con and dep matrix,50% 10yr5/8 and 7%10yr 2/1

  • H5-Bw1- Silt Loam, 10yr 4/3, Mo C abk, redoxcon and dep, 25% 10yr 3/8 and 2%10yr 2/1

  • H6-Bw2 Silt Loam, 10yr 5/3, Mo C abk, redox con and dep, 25% 10yr5/8

58

96

162

203

236

254


Site 1 redox features
Site 1 Well Drained and moderately well drained soils of hilly redox features

H2

H5

H4

H6


Site 2 overview
Site 2 Overview Well Drained and moderately well drained soils of hilly

  • Forested

  • Gullied land

  • Top of slope

  • 2-6% grade


Site 2 profile
Site 2 Profile Well Drained and moderately well drained soils of hilly

  • H1-A1- Silt Loam, 7.5yr 3/2, Mo Cr Gr, earthworms

  • H2-A2- Silt Loam, 10yr 4/4, Wk Cr Gr

  • H3-Bt1- Silt Loam, 10yr 4/3, Mo M Sbk, Clay Skins

  • H4-Bt2- Silt Clay loam, 7.5yr 4/6, Mo M Sbk,

  • H5-C- 10yr 4/6, Mo C Sbk, no roots

8

20

28

66

122


Site 2 particle size
Site 2 Particle Size Well Drained and moderately well drained soils of hilly


Comparison
Comparison Well Drained and moderately well drained soils of hilly

  • Site 1 – similar position to Soil C from Midterm

  • Infiltration Rate: Low

  • Hydraulic Cond: Mod

  • Available Water: High

  • SHW: 50 to <100

  • SI-B: 2, Sep 3, R2

  • Position: Drainageway

  • PM: Fluvial/Eolian Loess

  • SS: Nearly Level

  • SR: Medium

  • EP: Medium

  • Classification

  • Epipedon: Umbric

  • Subsurface: None

  • Order: Alfisol

  • Site 2 – similar position to Soil A from Midterm

  • Infiltration Rate: Mod

  • Hydraulic Cond: Mod

  • Available Water: High

  • SHW: 150

  • SI-B: 1, Sep 1, R1

  • Position: Upland

  • PM: Eolian Loess

  • SS: Nearly Level

  • SR: Very slow

  • EP: Low

  • Classification

  • Epipedon: None

  • Subsurface: Argillic

  • Order: Alfisol


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