| *** Taxonomy Characterization Data *** |
| Pedon ID: 90TX227001 | ( Howard, Texas ) | Print Date: Nov 12 2024 3:34AM |
| Sampled as on Dec 1, 1990: | Amarillo ; Fine-loamy, mixed, thermic Aridic Paleustalf |
| Revised to correlated: | Amarillo ; Fine-loamy, mixed, superactive, thermic Typic Paleustalfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP91TX094 WERM BIG SPRINGS | Natural Resources Conservation Service |
| - | Site ID | S1990TX227001 Lat: 32° 16' 23.00" north Long: 101° 29' 10.01" west MLRA: 77C | National Soil Survey Center | |
| - | Pedon No. | 91P0361 | Soil Survey Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Lincoln, Nebraska 68508-3866 | ||
| 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 | 8D1 | 4A1d | 7B1a2 | ||||||||
| 91P02062 | 0-13 | Ap1 | S | 8.6 | 7.3 | 0.47 | 1.62 | -- | |||||
| 91P02063 | 13-36 | Ap2 | S | 12.3 | 0.6 | 0.46 | 55 | 1.71 | 0.010 | ||||
| 91P02064 | 36-51 | Bt1 | S | 24.7 | 1.5 | 0.43 | 39 | 1.49 | 0.032 | 98 | |||
| 91P02065 | 51-71 | Bt2 | S | 26.3 | 1.5 | 0.41 | 35 | 1.44 | 0.031 | ||||
| 91P02066 | 71-89 | Bt3 | S | 25.4 | 2.2 | 0.41 | 34 | 1.48 | 0.031 | ||||
| 91P02067 | 89-119 | Btk1 | S | 30.5 | 15.9 | 0.26 | 32 | 1.44 | 0.016 | 2 | |||
| 91P02068 | 119-155 | Btk2 | S | 30.8 | 6.7 | 0.25 | 42 | 1.57 | 0.015 | 11 | |||
| 91P02069 | 155-203 | Btk3 | S | 26.5 | 10.4 | 0.31 | 36 | 6 | |||||
| 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 | % | |||||||||||
| 4C1a2a | 6A1c | 6E1g | 5C1 | 5C3 | 8D1 | 5D2 | |||||||||||||
| 91P02062 | 0-13 | Ap1 | S | 8.0 | 0.21 | -- | 100* | 98 | 0.72 | -- | |||||||||
| 91P02063 | 13-36 | Ap2 | S | 8.1 | 0.23 | -- | 100* | 100 | 0.64 | -- | |||||||||
| 91P02064 | 36-51 | Bt1 | S | 8.1 | 0.38 | 1 | 100* | 100 | 0.57 | -- | |||||||||
| 91P02065 | 51-71 | Bt2 | S | 8.1 | 0.28 | 1 | 100* | 100 | 0.54 | -- | |||||||||
| 91P02066 | 71-89 | Bt3 | S | 8.2 | 0.19 | 3 | 100* | 100 | 0.52 | -- | |||||||||
| 91P02067 | 89-119 | Btk1 | S | 8.2 | 0.13 | 32 | 100* | 100 | 0.26 | -- | |||||||||
| 91P02068 | 119-155 | Btk2 | S | 8.2 | 0.13 | 33 | 100* | 100 | 0.25 | -- | |||||||||
| 91P02069 | 155-203 | Btk3 | S | 8.2 | 0.08 | 33 | 100* | 100 | 0.32 | -- | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.58 | (NA) | |
| Clay, carbonate free, Weighted Average | 24 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 36 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 26 | % wt | |
| LE, Whole Soil, Summed to 1m | 0 | cm/m | |
| Weighted averages based on control section: 36-86 cm | |||