| *** Taxonomy Characterization Data *** |
| Pedon ID: S1962TX147001 | ( Fannin, Texas ) | Print Date: Apr 3 2025 11:43AM |
| Sampled as on Sep 8, 1962: | Bonham |
| Revised to correlated: | BONHAM ; Fine, montmorillonitic, thermic Aquic Argiudolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Soil Conservation Service |
| - | Site ID | S1962TX147001 Lat: 33° 25' 0.00" north Long: 96° 20' 0.01" west MLRA: 133B | Lincoln Soil Survey Laboratory | |
| - | Pedon No. | 40A4505 | Soil Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Lincoln, Nebraska | ||
| Taxonomy Tier 1 | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | |||
| Fine | CaCO3 | 1500 | .1-75 | Bulk | Cole | Vol | Resist | ||||||
| Clay | Clay | Clay | kPa | Clay | mm | Den | Whole | % of | Min | ||||
| Depth | <.002 | <.0002 | <.002 | /Clay | Est | Frac | 33 kPa | Soil | Whole | % | |||
| Layer | (cm) | Horz | Prep | (---------% of <2 mm-------) | (-------- % --------) | g cm-3 | cm cm-1 | ||||||
| 3A1a1a | 3A1a1a | 3A1a1a | 4A1d | ||||||||||
| 40A34436 | 0-25 | A | S | 23.6 | 17.9 | 0.49 | 4 | 1.36 | 0.035 | -- | |||
| 40A34437 | 25-43 | B1 | S | 29.9 | 23.0 | 0.45 | 4 | -- | |||||
| 40A34438 | 43-71 | Bt1 | S | 37.5 | 31.9 | 0.43 | 3 | 1.42 | 0.068 | -- | |||
| 40A34439 | 71-99 | Bt2 | S | 39.3 | 30.7 | 0.42 | 3 | 1.47 | 0.080 | -- | |||
| 40A34440 | 99-142 | Bt3 | S | 39.4 | 31.1 | 0.44 | 2 | 1.52 | 0.085 | -- | |||
| 40A34441 | 142-168 | Bt4 | S | 40.0 | 30.8 | -- | 0.44 | 2 | -- | ||||
| 40A34442 | 168-190 | B2 | S | 38.3 | 28.7 | -- | 0.46 | 3 | 1.47 | 0.089 | -- | ||
| 40A34443 | 190-236 | Bk | S | 49.2 | 33.9 | 1.0 | 0.43 | 2 | -- | ||||
| 40A34444 | 236-389 | C | S | 64.6 | 40.7 | 8.0 | 0.41 | 1 | -- | ||||
| Taxonomy Tier 2 | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | |||
| pH | pH | Org | Tot | Al+½ Fe | CO3 as | (--- Base Sat ---) | NZ | ECEC | CEC7 | ECEC | Al | ||||||||
| Depth | H2O | NaF | C | C | Oxal | ODOE | CaCO3 | NH4 | Bases | P Ret | cmol(+) | /Clay | /Clay | Sat | E C | ESP | |||
| Layer | (cm) | Horz | Prep | (------------------------------------------ % --------------------------------------------) | kg -1 | % | dS m-1 | % | |||||||||||
| 8C1a | 6A1a | 6E1a | 8A1a | 5D2 | |||||||||||||||
| 40A34436 | 0-25 | A | S | 5.6 | 1.75 | 95 | 69 | 0.79 | 1 | ||||||||||
| 40A34437 | 25-43 | B1 | S | 5.4 | 1.08 | 91 | 69 | 19.5 | 0.70 | 0.65 | 2 | 1 | |||||||
| 40A34438 | 43-71 | Bt1 | S | 5.3 | 0.72 | 96 | 73 | 24.2 | 0.66 | 0.65 | 2 | 3 | |||||||
| 40A34439 | 71-99 | Bt2 | S | 5.7 | 0.38 | 100* | 82 | 27.6 | 0.68 | 0.70 | tr | 4 | |||||||
| 40A34440 | 99-142 | Bt3 | S | 6.5 | 0.30 | -- | 100* | 91 | 0.69 | 0.39 | 5 | ||||||||
| 40A34441 | 142-168 | Bt4 | S | 7.9 | 0.14 | -- | 100* | 100 | 0.72 | 0.63 | 5 | ||||||||
| 40A34442 | 168-190 | B2 | S | 7.9 | 0.07 | 4 | 100* | 100 | 0.79 | 0.63 | 6 | ||||||||
| 40A34443 | 190-236 | Bk | S | 8.0 | 0.06 | 18 | 100* | 100 | 0.70 | 0.64 | 6 | ||||||||
| 40A34444 | 236-389 | C | S | 8.0 | 0.05 | 22 | 100* | 100 | 0.61 | 1.00 | 7 | ||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.67 | (NA) | |
| Clay, carbonate free, Weighted Average | 38 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 3 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 38 | % wt | |
| Weighted averages based on control section: 43-93 cm | |||