1. Comparison of Candler Sand and Adamsville Fine Sand Shengsen Wang Presentation for Environmental Pedology, Spring 2011 1

2. Citrus Research & Education Center 700 Experiment Station Rd., Lake Alfred, FL 33850 Site Location #2: Adamsville Fine Sand #1: Candler Sand, 0-5% slope 2 105m

3. 3 Lake Alfred is located within the Central Florida Highlands area of the Atlantic coastal plain with a terrain consisting of flatland interspersed with gently rolling hills.Atlantic coastal plain http://en.wikipedia.org/wiki/Lake_Alfred,_Florida http://fl.water.usgs.gov/PDF_files/wri94_4254_yobbi.pdf Lake Alfred http://en.wikipedia.org/wiki/File:Polk_County_Florida_Incorporated_and_Unincorp orated_areas_Lake_Alfred_Highlighted.svg

4. Soil #1: Candler Sand, 0-5% slope 4

5. EB:74-80” Bt:80-84” E: 45-74” AE: 6-45” Ap: 0 - 6” 0 Ap AE E EB Bt 5

6. BoundaryStructure Consis t. Redoximorphic Features Horizon Lower DepthDist. Topo.Texture Coarse Frag. % Dominant ColorGradeShapeMoist Concen Y/N/R 1 Deplet. Y/N/R Matrix Y/N/R Cutans ( e.g., clay skins, bridges) and other features Ap6”C.W.SAND<5%10YR 3/2slSglNNN AE45”G.S.SAND<5%10YR 5/2slSglNNN E67”C.S.SAND<5%10YR 6/3slSglNYN EB80”C.S. Loamy Sand <5%10YR 6/6wksglNNN Bt84” Sandy Loam <5%7.5YR 5/6moGrfiYNNIronstone nodules Soil Description A. Soil Morphology 6

7. B.Soil Properties and Interpretations Infiltration Rate: High Available Water: Low (> 7.5 - < 15 cm ) Soil Interpretations : Hydraulic Conductivity :Moderate Seasonal High Water Table Depth: > 150cm C.Site Characteristics Position of Site : Ridge Parent Material: Marine Soil Slope: Gently Sloping ( 2 – 6 % ) Surface Runoff : Slow Erosion Potential : Low D.Soil Classification Epipedon: Ochric Subsurface Horizon: Albic&Argillic Order: Entisols a)Dwellings with basement: slight limitations b)Septic tank absorption fields: slight limitations c)Local roads and streets: slight limitations 7

8. Soil #2: Adamsville Fine Sand 8

9. Ap1: 0-6 “ Ap2: 6-15 “ E1: 15-45 “ E2: 45-84 “ E3: 84-94 “ Bt: 94-98 “ Ap1 Ap2 E1 E2 E3 Bt 9

10. Soil Description A. Soil Morphology Boundary Structure Consist.Redoximorphic Features Horizon Lower DepthDist.Topo.Texture Coarse Frag. %Dominant ColorGradeShapeMoist Concen Y/N/R 1 Deplet. Y/N/R Matrix Y/N/RCutans ( e.g., clay skins, bridges) and other features Ap16”C.W.SAND 5% 10YR 3/1slSglNNN Roots present Ap215”G. S. SAND <5% 10YR 3/2slSglNNN E145”C. S. SAND <5% 10YR 5/4slSglNNN E284”C.S.SAND <5% 10YR 7/3slsglNNN E394”C.S.SAND <5% 10YR 6/4slsglNNN Bt 98” C.S. Sandy loam <5% 10YR 7/4 MoGr vfr Y YN Iron masses and depletion 10

11. B.Soil Properties and Interpretations Infiltration Rate: High Available Water: Moderate ( > 15 - < 22.5 cm) Soil Interpretations : Hydraulic Conductivity: Moderate Seasonal High Water Table Depth: > 150cm C.Site Characteristics Position of Site : Ridge Parent Material: Marine Soil Slope: Gently Sloping ( 2 – 6 % ) Surface Runoff : Slow Erosion Potential : Low D.Soil Classification Epipedon: Ochric Subsurface Horizon: Albic&Argillic Order: Entisols a)Dwellings with basement: slight limitations b)Septic tank absorption fields: slightlimitations c)Local roads and streets: slight limitations 11

12. Comparison of Two Soils Candler Sand, 0-5% SlopeAdamsville Fine Sand Infiltration Rate High Available Water:LowModerate Hydraulic Conductivity Moderate High Water Table Depth> 150cm Dwellings with basement slight limitations Septic tank absorption fieldsslight limitations Local roads and streetsslight limitations 12

13. Comparison of Two Soils (cont.) Candler SandAdamsville Fine Sand Position of Site : Ridge Parent MaterialMarine Soil Slope Gently Sloping ( 2 – 6 % ) Surface RunoffSlow Erosion Potential Low Epipedon Ochric Subsurface Horizon Albic&Argillic Order Entisols 13

14. 14 Candler Sand, 0-5% slope Adamsville Fine Sand

15. 15 Thanks