*** Primary Characterization Data *** |
Pedon ID: 78CA077000 | ( Merced, California ) | Print Date: Nov 23 2024 7:34AM |
Sampled as on Mar 30, 1978: | San Joaquin |
Revised to correlated: | San Joaquin ; Fine-loamy, mixed, active, thermic Typic Durixeralfs |
United States Department of Agriculture | ||||
SSL | - | Project | CP79CA067 ERODIBILITY STUDY, CAL-DAVIS | Natural Resources Conservation Service |
- | Site ID | S1978CA077000 Lat: 37° 10' 55.76" north Long: 120° 11' 3.55" west MLRA: 17 | National Soil Survey Center | |
- | Pedon No. | 79P0091 | Soil Survey Laboratory | |
- | General Methods 1B1A, 2A1, 2B | Lincoln, Nebraska 68508-3866 |
Layer | Horizon | Orig Hzn | Depth (cm) | Field Label 1 | Field Label 2 | Field Label 3 | Field Texture | Lab Texture |
79P00473 | Ap | Ap | 0-20 | L | ||||
79P00474 | A | A12 | 20-40 | L | ||||
79P00475 | B | B1 | 40-48 | L | ||||
79P00476 | Bt | B2t | 48-71 | CL | ||||
79P00477 | Bqm1 | C1sIm | 71-102 | L | ||||
79P00478 | Bqm2 | C2sIm | 102-152 | L |
PSDA & Rock Fragments | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | |||
(- - - - - Total - - - - - -) | (- - Clay - - -) | (- - - - Silt - - - - -) | (- - - - - - - - - - - - Sand - - - - - - - - - - - -) | ( Rock Fragments (mm) ) | |||||||||||||||||
Lab | Clay | Silt | Sand | Fine | CO3 | Fine | Coarse | VF | F | M | C | VC | (- - - - - - - - Weight - - - - - - - -) | >2 mm | |||||||
Text- | < | .002 | .05 | < | < | .002 | .02 | .05 | .10 | .25 | .5 | 1 | 2 | 5 | 20 | .1- | wt % | ||||
Depth | ure | .002 | -.05 | -2 | .0002 | .002 | -.02 | -.05 | -.10 | -.25 | -.50 | -1 | -2 | -5 | -20 | -75 | 75 | whole | |||
Layer | (cm) | Horz | Prep | (- - - - - - - - - - - - - - - - - - - - - - - - - - % of <2mm Mineral Soil - - - - - - - - - - - - - - - - - - - - - - - - - - -) | (- - - - - - - % of <75mm - - - - - -) | soil | |||||||||||||||
3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3B1 | 3B1 | 3B1 | ||||||||
79P00473 | 0-20 | Ap | S | l | 13.8 | 46.4 | 39.8 | 19.1 | 27.3 | 24.0 | 7.8 | 4.9 | 2.3 | 0.8 | tr | tr | -- | 16 | tr | ||
79P00474 | 20-40 | A | S | l | 14.2 | 47.3 | 38.5 | 19.5 | 27.8 | 23.5 | 8.2 | 4.6 | 1.8 | 0.4 | tr | tr | -- | 15 | tr | ||
79P00475 | 40-48 | B | S | l | 20.8 | 40.7 | 38.5 | 16.7 | 24.0 | 18.4 | 15.3 | 3.5 | 1.1 | 0.2 | tr | tr | -- | 20 | tr | ||
79P00476 | 48-71 | Bt | S | cl | 32.9 | 35.4 | 31.7 | 14.4 | 21.0 | 22.6 | 6.8 | 1.8 | 0.5 | -- | -- | -- | -- | 9 | -- | ||
79P00477 | 71-102 | Bqm1 | S | l | 19.2 | 49.1 | 31.7 | 25.0 | 24.1 | 19.5 | 6.2 | 3.8 | 1.7 | 0.5 | tr | -- | -- | 12 | -- | ||
79P00478 | 102-152 | Bqm2 | S | l | 14.7 | 38.9 | 46.4 | 20.4 | 18.5 | 20.9 | 12.0 | 8.3 | 4.4 | 0.8 | 1 | -- | -- | 26 | 1 |
*** Primary Characterization Data *** |
Pedon ID: 78CA077000 | ( Merced, California ) | Print Date: Nov 23 2024 7:34AM |
Sampled As | : | San Joaquin | |||
USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 79P0091 |
Bulk Density & Moisture | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | |||
(Bulk Density) | Cole | (- - - - - - - - - - - Water Content - - - - - - - - - - -) | ( Air Dry-Oven Dry ) | WRD | Aggst | ||||||||||||
33 | Oven | Whole | 6 | 10 | 33 | 1500 | 1500 kPa | (- - - - Ratio - - - -) | Whole | Stabl | (- - Ratio/Clay - -) | ||||||
Depth | kPa | Dry | Soil | kPa | kPa | kPa | kPa | Moist | Corrected | Soil | 2-0.5mm | CEC7 | 1500 kPa | ||||
Layer | (cm) | Horz | Prep | (- - - g cm-3 - - -) | (- - - - - - - - - - - - pct of < 2mm - - - - - - - - - - - -) | cm3 cm-3 | % | ||||||||||
4A1d | 4A1h | 4B1c | 3C2a1a | 3D1 | 4C1 | 8D1 | 8D1 | ||||||||||
79P00473 | 0-20 | Ap | S | 1.74 | 1.78 | 0.008 | 15.2 | 5.6 | 1.009 | 0.17 | 0.57 | 0.41 | |||||
79P00474 | 20-40 | A | S | 1.67 | 1.73 | 0.012 | 12.4 | 5.9 | 1.009 | 0.11 | 0.56 | 0.42 | |||||
79P00475 | 40-48 | B | S | 1.64 | 1.72 | 0.016 | 13.1 | 8.1 | 1.012 | 0.08 | 0.50 | 0.39 | |||||
79P00476 | 48-71 | Bt | S | 1.64 | 1.91 | 0.052 | 18.4 | 13.1 | 1.020 | 0.09 | 0.52 | 0.40 | |||||
79P00477 | 71-102 | Bqm1 | S | 1.91 | 1.98 | 0.012 | 13.3 | 9.8 | 1.017 | 0.07 | 0.80 | 0.51 | |||||
79P00478 | 102-152 | Bqm2 | S | 1.91 | 1.97 | 0.010 | 13.1 | 8.8 | 1.014 | 0.08 | 0.90 | 0.60 |
Carbon & Extractions | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | -19- | |||
(- - - - - Total - - - - -) | Est | OC | C/N | (- - - Dith-Cit Ext - - -) | (- - - - - - Ammonium Oxalate Extraction - - - - - -) | (- - - Na Pyro-Phosphate - - -) | ||||||||||||||||
Depth | C | N | S | OC | (WB) | Ratio | Fe | Al | Mn | Al+½Fe | ODOE | Fe | Al | Si | Mn | C | Fe | Al | Mn | |||
Layer | (cm) | Horz | Prep | (- - - - - - - - - - % of <2 mm - - - - - - - - - -) | (- - - - - - - - - - - - - - - - - - - % of < 2mm - - - - - - - - - - - - - - - - -) | mg kg-1 | (- - - - - - % of < 2mm - - - - -) | |||||||||||||||
6A1c | ||||||||||||||||||||||
79P00473 | 0-20 | Ap | S | 0.41 | ||||||||||||||||||
79P00474 | 20-40 | A | S | 0.26 | ||||||||||||||||||
79P00475 | 40-48 | B | S | 0.15 | ||||||||||||||||||
79P00476 | 48-71 | Bt | S | 0.15 | ||||||||||||||||||
79P00477 | 71-102 | Bqm1 | S | 0.05 | ||||||||||||||||||
79P00478 | 102-152 | Bqm2 | S | 0.05 |
CEC & Bases | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | |||
(- - - - - - NH4OAC Extractable Bases - - - - -) | CEC8 | CEC7 | ECEC | (- - - - Base - - - -) | |||||||||||||
Sum | Acid- | Extr | KCl | Sum | NH4 | Bases | Al | (- Saturation -) | |||||||||
Depth | Ca | Mg | Na | K | Bases | ity | Al | Mn | Cats | OAC | +Al | Sat | Sum | NH4OAC | |||
Layer | (cm) | Horz | Prep | (- - - - - - - - - - - - - - - - - cmol(+) kg-1 - - - - - - - - - - - - - - - - - - -) | mg kg-1 | (- - - - cmol(+) kg-1 - - -) | (- - - - - - - - % - - - - - - - -) | ||||||||||
6N2e | 6O2d | 6P2b | 6Q2b | 6H2b | 5A3a | 5A8a | 5C3 | 5C1 | |||||||||
79P00473 | 0-20 | Ap | S | 4.1 | 2.0 | 0.1 | 0.1 | 6.3 | 3.2 | 9.5 | 7.9 | 66 | 80 | ||||
79P00474 | 20-40 | A | S | 4.1 | 2.1 | 0.1 | 0.1 | 6.4 | 3.3 | 9.7 | 8.0 | 66 | 80 | ||||
79P00475 | 40-48 | B | S | 5.6 | 3.2 | 0.2 | 0.1 | 9.1 | 3.1 | 12.2 | 10.5 | 75 | 87 | ||||
79P00476 | 48-71 | Bt | S | 9.6 | 6.0 | 0.5 | 0.2 | 16.3 | 3.5 | 19.8 | 17.0 | 82 | 96 | ||||
79P00477 | 71-102 | Bqm1 | S | 9.1* | 5.8 | 0.4 | 0.2 | 2.1 | 15.3 | 88 | 100 | ||||||
79P00478 | 102-152 | Bqm2 | S | 7.9* | 4.8 | 0.4 | 0.2 | 1.4 | 13.2 | 90 | 100 |
*** Primary Characterization Data *** |
Pedon ID: 78CA077000 | ( Merced, California ) | Print Date: Nov 23 2024 7:34AM |
Sampled As | : | San Joaquin | |||
USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 79P0091 |
Salt | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | -19- | -20- | |||
(- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Water Extracted From Saturated Paste - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -) | 1:2 | ||||||||||||||||||||||
Total | Elec | Elec | Exch | ||||||||||||||||||||
Depth | Ca | Mg | Na | K | CO3 | HCO3 | F | Cl | PO4 | Br | OAC | SO4 | NO2 | NO3 | H2O | Salts | Cond | Cond | Na | SAR | |||
Layer | (cm) | Horz | Prep | (- - - - - mmol(+) L-1 - - - - -) | (- - - - - - - - - - - - - - - - - - - - - - mmol(-) L-1 - - - - - - - - - - - - - - - - - - - -) | (- - - - % - - - -) | (- - dS m-1 - -) | % | |||||||||||||||
8D5 | 8A1a | ||||||||||||||||||||||
79P00473 | 0-20 | Ap | S | tr | 0.06 | 1 | |||||||||||||||||
79P00474 | 20-40 | A | S | tr | 0.05 | 1 | |||||||||||||||||
79P00475 | 40-48 | B | S | tr | 0.04 | 2 | |||||||||||||||||
79P00476 | 48-71 | Bt | S | tr | 0.05 | 3 | |||||||||||||||||
79P00477 | 71-102 | Bqm1 | S | tr | 0.07 | 3 | |||||||||||||||||
79P00478 | 102-152 | Bqm2 | S | tr | 0.09 | 3 |
pH & Carbonates | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | |||
(- - - - - - - - - - - - - - - - - - pH - - - - - - - - - - - - - - - - -) | (- - Carbonate - -) | (- - Gypsum - - -) | ||||||||||||
CaCl2 | As CaCO3 | As CaSO4*2H2O | Resist | |||||||||||
Depth | 0.01M | H2O | Sat | <2mm | <20mm | <2mm | <20mm | ohms | ||||||
Layer | (cm) | Horz | Prep | KCl | 1:2 | 1:1 | Paste | Oxid | NaF | (- - - - - - - - - - - - % - - - - - - - - - - -) | cm-1 | |||
8C1e | 8C1a | 6E1b | ||||||||||||
79P00473 | 0-20 | Ap | S | 5.3 | 6.2 | |||||||||
79P00474 | 20-40 | A | S | 5.6 | 6.4 | |||||||||
79P00475 | 40-48 | B | S | 5.5 | 6.5 | |||||||||
79P00476 | 48-71 | Bt | S | 6.0 | 6.9 | |||||||||
79P00477 | 71-102 | Bqm1 | S | 6.8 | 7.6 | -- | ||||||||
79P00478 | 102-152 | Bqm2 | S | 7.0 | 7.7 | tr |
Miscellaneous Data | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | |||
(- Sat Paste Ex. -) | (- Sand -) | ( Water Content ) | Bulk | ||||||||||||||
(- - - - Extractable Bases - - - -) | (- - - CEC8 - - -) | CO3+ | (- - - pH - - -) | M+C+VC | Moist Sieved | Density | |||||||||||
Depth | Ca | Mg | Na | K | NaOAC | BaCl2 | Ca+Mg | HCO3 | CaCl2 | H2O | .25-2 | 100 kPa | 200 kPa | 10 kPa | |||
Layer | (cm) | Horz | Prep | (- - - - - - - - - - - - - - - cmol(+)kg-1 - - - - - - - - - - - - - -) | mmol(+)L-1 | mmol(-)L-1 | 1:10 | 1:10 | (- - - - - % of <2mm - - - - -) | g cm-3 | |||||||
NK | |||||||||||||||||
79P00473 | 0-20 | Ap | S | 6.4 | |||||||||||||
79P00474 | 20-40 | A | S | 6.4 | |||||||||||||
79P00475 | 40-48 | B | S | 6.4 | |||||||||||||
79P00476 | 48-71 | Bt | S | 6.8 | |||||||||||||
79P00477 | 71-102 | Bqm1 | S | 7.1 | |||||||||||||
79P00478 | 102-152 | Bqm2 | S | 7.2 |
*** Primary Characterization Data *** |
Pedon ID: 78CA077000 | ( Merced, California ) | Print Date: Nov 23 2024 7:34AM |
Sampled As | : | San Joaquin | |||
USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 79P0091 |
Clay Mineralogy (<.002 mm) | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | |||
X-Ray | Thermal | Elemental | EGME | Inter | |||||||||||||||||
SiO2 | Al2O3 | Fe2O3 | MgO | CaO | K2O | Na2O | Retn | preta | |||||||||||||
Depth | Fract | 7A2i | 7A3b | 7C3 | tion | ||||||||||||||||
Layer | (cm) | Horz | ion | ( - - - - - - - - - peak size - - - - - - - - - - ) | (- - - - - - - - - % - - - - - - - - - -) | (- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -) | mg g-1 | ||||||||||||||
79P00475 | 40.0-48.0 | B | tcly | KK 4 | VR 2 | MI 2 | MT 1 | 10.7 | 1.2 | ||||||||||||
79P00476 | 48.0-71.0 | Bt | tcly | KK 4 | VR 3 | MT 3 | MI 2 | KK 40 | 10.7 | 1.0 |
FRACTION INTERPRETATION: | ||||
tcly - Total Clay <0.002 mm |
MINERAL INTERPRETATION: | ||||
KK Kaolinite | MI Mica | MT Montmorillonite | VR Vermiculite |
RELATIVE PEAK SIZE: | 5 Very Large | 4 Large | 3 Medium | 2 Small | 1 Very Small | 6 No Peaks |