| *** Primary Characterization Data *** |
| Pedon ID: 91TX043001 | ( Brewster, Texas ) | Print Date: Apr 23 2024 2:27PM |
| Sampled as on Apr 29, 1991: | Ector ; Loamy-skeletal, carbonatic, thermic Lithic Calciustolls |
| Revised to correlated on Jul 29, 2008: | Ector ; Loamy-skeletal, carbonatic, thermic Lithic Calciustolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP91TX117 BREWSTER COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1991TX043001 Lat: 30° 6' 48.00" north Long: 102° 40' 8.01" west MLRA: 81A | National Soil Survey Center | |
| - | Pedon No. | 91P0459 | 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 |
| 91P02627 | A | A | 0-8 | SIL | CL | |||
| 91P02628 | Ak | Ak | 8-25 | L | SICL | |||
| 91P02629 | Rk/Ak | Rk/Ak | 25-43 | L | SICL | |||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Clay, carbonate free, Weighted Average | 29 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 86 | % wt | |
| Volume, >2mm, Weighted Average | 85 | % vol | |
| Clay, total, Weighted Average | 39 | % wt | |
| Weighted averages based on control section: 25-43 cm | |||
| 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 | 3A1a1a | 3B1 | 3B1 | 3B1 | |||||||
| 91P02627 | 0-8 | A | S | cl | 32.6 | 45.7 | 21.7 | 2.9 | 29.1 | 16.6 | 4.3 | 2.5 | 2.8 | 4.5 | 7.6 | 7 | 39 | 21 | 74 | 68 | |
| 91P02628 | 8-25 | Ak | S | sicl | 38.0 | 46.3 | 15.7 | 8.2 | 29.8 | 16.5 | 3.1 | 1.9 | 2.2 | 3.2 | 5.3 | 6 | 18 | 35 | 64 | 78 | |
| 91P02629 | 25-43 | Rk/Ak | S | sicl | 39.2 | 44.9 | 15.9 | 10.3 | 28.3 | 16.6 | 3.7 | 2.3 | 2.4 | 3.0 | 4.5 | 5 | 33 | 46 | 86 | 91 | |
| 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 | % | ||||||||||
| 3C2a1a | 3D1 | 8D1 | |||||||||||||||
| 91P02627 | 0-8 | A | S | 15.4 | 1.031 | 0.47 | |||||||||||
| 91P02628 | 8-25 | Ak | S | 18.9 | 1.035 | 0.50 | |||||||||||
| 91P02629 | 25-43 | Rk/Ak | S | 19.3 | 1.031 | 0.49 | |||||||||||
| *** Primary Characterization Data *** |
| Pedon ID: 91TX043001 | ( Brewster, Texas ) | Print Date: Apr 23 2024 2:27PM |
| Sampled As | : | Ector | Loamy-skeletal, carbonatic, thermic Lithic Calciustolls | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 91P0459 | |||
| 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 | ||||||||||||||||||||||
| 91P02627 | 0-8 | A | S | 4.44 | ||||||||||||||||||
| 91P02628 | 8-25 | Ak | S | 5.11 | ||||||||||||||||||
| 91P02629 | 25-43 | Rk/Ak | S | 4.69 | ||||||||||||||||||
| 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 | |||
| 4C1a2a | 4C1a2a | 6E1g | 6E4 | |||||||||||
| 91P02627 | 0-8 | A | S | 7.5 | 7.8 | 41 | 71 | |||||||
| 91P02628 | 8-25 | Ak | S | 7.5 | 7.9 | 35 | 57 | |||||||
| 91P02629 | 25-43 | Rk/Ak | S | 7.5 | 7.8 | 42 | 78 | |||||||