| *** Taxonomy Characterization Data *** |
| Pedon ID: S1974AZ019002 | ( Pima, Arizona ) | Print Date: Nov 23 2024 6:05PM |
| Sampled as on Dec 15, 1974: | Mohave |
| Revised to correlated: | TUBAC ; Fine, mixed, thermic Typic Haplargids |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL74AZ019 PIMA CO.,E. PART | Natural Resources Conservation Service |
| - | Site ID | S1974AZ019002 Lat: 32° 14' 54.00" north Long: 110° 49' 58.00" west MLRA: 40 | National Soil Survey Center | |
| - | Pedon No. | 74C0173 | 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 | ||||||||||
| 74C01020 | 0-3 | A | S | 12.4 | 0.35 | 56 | 1.57 | 0.012 | 4 | ||||
| 74C01021 | 3-9 | B | S | 11.0 | 0.30 | 69 | 7 | ||||||
| 74C01022 | 9-22 | Bt1 | S | 34.8 | 0.28 | 49 | 9 | ||||||
| 74C01023 | 22-45 | Bt2 | S | 49.1 | 1.0 | 0.28 | 31 | 1.48 | 0.052 | 2 | |||
| 74C01024 | 45-63 | Btk | S | 42.0 | 3.0 | 0.30 | 33 | 1.44 | 0.044 | 4 | |||
| 74C01025 | 63-100 | Bk1 | S | 26.2 | 5.0 | 0.32 | 29 | 1.39 | 0.025 | 3 | |||
| 74C01026 | 100-132 | Bk2 | S | 22.1 | 5.0 | 0.32 | 34 | 2 | |||||
| 74C01027 | 132-165 | C | S | 14.0 | 3.0 | 0.37 | 46 | 1.64 | 0.013 | 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 | 8A3a | 5D2 | ||||||||||||
| 74C01020 | 0-3 | A | S | 8.3 | 0.47 | tr | 100* | 100 | 0.67 | 1 | |||||||||
| 74C01021 | 3-9 | B | S | 7.9 | 0.34 | tr | 100* | 100 | 0.65 | 1 | |||||||||
| 74C01022 | 9-22 | Bt1 | S | 7.9 | 0.37 | tr | 100* | 100 | 0.51 | 0.62 | 1 | ||||||||
| 74C01023 | 22-45 | Bt2 | S | 8.1 | 0.38 | tr | 100* | 100 | 0.50 | 0.71 | 4 | ||||||||
| 74C01024 | 45-63 | Btk | S | 8.2 | 11 | 100* | 100 | 0.44 | 0.73 | 7 | |||||||||
| 74C01025 | 63-100 | Bk1 | S | 8.6 | 26 | 100* | 100 | 0.39 | 1.30 | 14 | |||||||||
| 74C01026 | 100-132 | Bk2 | S | 8.4 | 21 | 100* | 100 | 0.43 | 3.74 | 25 | |||||||||
| 74C01027 | 132-165 | C | S | 9.3 | 13 | 100* | 100 | 0.49 | 2.20 | 26 | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.5 | (NA) | |
| Clay, carbonate free, Weighted Average | 42 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 36 | % wt | |
| Volume, >2mm, Weighted Average | 4 | % vol | |
| Clay, total, Weighted Average | 43 | % wt | |
| Weighted averages based on control section: 9-59 cm | |||