| *** Taxonomy Characterization Data *** |
| Pedon ID: S1963TX463002 | ( Uvalde, Texas ) | Print Date: Nov 23 2024 5:08PM |
| Sampled as on Apr 21, 1963: | Knippa |
| Revised to correlated on Dec 2, 2015: | Knippa ; Fine, mixed, superactive, thermic Vertic Calciustolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Soil Conservation Service |
| - | Site ID | S1963TX463002 Lat: 29° 18' 56.00" north Long: 99° 34' 38.00" west MLRA: 83A | Lincoln Soil Survey Laboratory | |
| - | Pedon No. | 40A4532 | 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 | 4A1d | |||||||||||
| 40A34617 | 0-15 | Ap | S | 50.5 | 3.0 | 0.37 | 5 | 1.14 | 0.076 | -- | |||
| 40A34618 | 15-30 | A1 | S | 50.3 | 7.0 | 0.39 | 5 | 1.23 | 0.092 | -- | |||
| 40A34619 | 30-61 | A2 | S | 50.4 | 8.0 | 0.38 | 4 | -- | |||||
| 40A34620 | 61-86 | Bk1 | S | 50.7 | 9.0 | 0.36 | 4 | 1.32 | 0.088 | -- | |||
| 40A34621 | 86-94 | Bk2 | S | 46.0 | 11.0 | 0.36 | 6 | 2 | |||||
| 40A34622 | 94-114 | Bk3 | S | 37.9 | 13.0 | 0.34 | 9 | 1.36 | 0.031 | 6 | |||
| 40A34623 | 114-145 | Bk4 | S | 36.6 | 10.0 | 0.34 | 7 | 5 | |||||
| 40A34624 | 145-198 | Bk5 | S | 37.4 | 10.0 | 0.36 | 4 | 1.48 | 0.042 | 3 | |||
| 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 | 6E1b | 5D2 | ||||||||||||||||
| 40A34617 | 0-15 | Ap | S | 7.9 | 1.81 | 14 | 100 | 0.59 | -- | ||||||||||
| 40A34618 | 15-30 | A1 | S | 7.8 | 1.29 | 18 | 100 | 0.59 | -- | ||||||||||
| 40A34619 | 30-61 | A2 | S | 7.8 | 1.01 | 20 | 100 | 0.56 | tr | ||||||||||
| 40A34620 | 61-86 | Bk1 | S | 7.9 | 0.78 | 24 | 100 | 0.53 | tr | ||||||||||
| 40A34621 | 86-94 | Bk2 | S | 7.9 | 0.57 | 37 | 100 | 0.50 | tr | ||||||||||
| 40A34622 | 94-114 | Bk3 | S | 8.0 | 0.31 | 54 | 100 | 0.47 | 1 | ||||||||||
| 40A34623 | 114-145 | Bk4 | S | 7.9 | 0.22 | 54 | 100 | 0.48 | 1 | ||||||||||
| 40A34624 | 145-198 | Bk5 | S | 7.9 | 0.15 | 49 | 100 | 0.47 | 1 | ||||||||||
| 40A34625 | 198-244 | C1 | S | 57 | |||||||||||||||
| 40A34626 | 244-305 | C2 | S | 60 | |||||||||||||||
| 40A34627 | 305-353 | C3 | S | 62 | |||||||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.66 | (NA) | |
| Clay, carbonate free, Weighted Average | 40 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 5 | % wt | |
| Volume, >2mm, Weighted Average | 1 | % vol | |
| Clay, total, Weighted Average | 49 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||