| *** Taxonomy Characterization Data *** |
| Pedon ID: 79AZ003012 | ( Cochise, Arizona ) | Print Date: Nov 21 2024 2:36PM |
| Sampled as on May 30, 1979: | Verhalen ; Fine, montmorillonitic Mollic Torrerts |
| Revised to SSL on Jul 1, 2000: | (unnamed) ; Coarse-loamy, mixed, thermic Ustollic Calciorthid |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP79AZ197 COCHISE COUNTY, DOUGLAS-TOMBSTONE AREA | Natural Resources Conservation Service |
| - | Site ID | S1979AZ003012 Lat: 31° 28' 39.00" north Long: 109° 33' 54.01" west | National Soil Survey Center | |
| - | Pedon No. | 79P0274 | 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 | 8D1 | 4A1d | ||||||||||
| 79P01453 | 0-3 | A1 | S | 37.4 | 0.51 | 17 | 2 | ||||||
| 79P01454 | 3-18 | A2 | S | 41.4 | 0.9 | 0.42 | 28 | 5 | |||||
| 79P01455 | 18-58 | A3 | S | 40.8 | 6.1 | 0.43 | 26 | 1.34 | 0.083 | 6 | |||
| 79P01456 | 58-91 | A4 | S | 42.6 | 7.2 | 0.48 | 17 | 1 | |||||
| 79P01457 | 91-122 | Bk | S | 42.4 | 12.4 | 0.40 | 24 | 1.36 | 0.071 | 2 | |||
| 79P01458 | 122-152 | 2Btk | S | 44.0 | 14.1 | 0.39 | 24 | 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 | % | |||||||||||
| 8C1a | 6A1c | 6E1b | 5C1 | 5C3 | 8D1 | 8A1a | 5D2 | ||||||||||||
| 79P01453 | 0-3 | A1 | S | 7.9 | 2.66 | 2 | 100* | 97 | 0.99 | 1.87 | 2 | ||||||||
| 79P01454 | 3-18 | A2 | S | 8.2 | 1.22 | 4 | 100* | 100 | 0.80 | 0.62 | 1 | ||||||||
| 79P01455 | 18-58 | A3 | S | 8.6 | 0.50 | 9 | 100* | 100 | 0.73 | 1.09 | 9 | ||||||||
| 79P01456 | 58-91 | A4 | S | 8.3 | 0.39 | 10 | 100* | 100 | 0.68 | 4.10 | 23 | ||||||||
| 79P01457 | 91-122 | Bk | S | 8.3 | 0.18 | 20 | 100* | 100 | 0.61 | 5.15 | 23 | ||||||||
| 79P01458 | 122-152 | 2Btk | S | 8.3 | 0.15 | 26 | 100* | 100 | 0.60 | 4.67 | 24 | ||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.84 | (NA) | |
| Clay, carbonate free, Weighted Average | 34 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 22 | % wt | |
| Volume, >2mm, Weighted Average | 3 | % vol | |
| Clay, total, Weighted Average | 42 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||