| *** Taxonomy Characterization Data *** |
| Pedon ID: S1973CA079003 | ( San Luis Obispo, California ) | Print Date: Nov 21 2024 1:23PM |
| Sampled as on May 30, 1973: | Greenfield |
| Revised to correlated: | GREENFIELD ; Coarse-loamy, mixed Typic Haploxeralfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL73CA004 PASO ROBLES | Natural Resources Conservation Service |
| - | Site ID | S1973CA079003 Lat: 35° 46' 33.00" north Long: 120° 45' 0.00" west MLRA: 14 | National Soil Survey Center | |
| - | Pedon No. | 73C0031 | 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 | ||||||||||
| 73C00209 | 0-20 | Ap | S | 9.3 | 4.2 | 0.51 | 50 | 1.78 | 0.005 | 4 | |||
| 73C00210 | 20-58 | Bt1 | S | 14.3 | 0.40 | 46 | 1.51 | 0.015 | 3 | ||||
| 73C00211 | 58-105 | Bt2 | S | 13.2 | 6.9 | 0.45 | 47 | 1.44 | 0.022 | 3 | |||
| 73C00212 | 105-138 | B | S | 12.0 | 0.49 | 51 | 1.55 | 0.013 | 2 | ||||
| 73C00213 | 138-155 | 2C | S | 4.7 | 0.60 | 95 | 58 | ||||||
| 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 | 5C1 | 5C3 | 8D1 | 5D2 | ||||||||||||||
| 73C00209 | 0-20 | Ap | S | 6.9 | 0.73 | 100* | 100 | 0.99 | 3 | ||||||||||
| 73C00210 | 20-58 | Bt1 | S | 6.5 | 0.23 | 100* | 100 | 0.83 | 3 | ||||||||||
| 73C00211 | 58-105 | Bt2 | S | 6.8 | 0.14 | 100* | 100 | 0.99 | 3 | ||||||||||
| 73C00212 | 105-138 | B | S | 7.2 | 0.09 | 100* | 100 | 1.25 | 3 | ||||||||||
| 73C00213 | 138-155 | 2C | S | 7.7 | 100* | 100 | 1.51 | 4 | |||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.87 | (NA) | |
| Clay, carbonate free, Weighted Average | 14 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 46 | % wt | |
| Volume, >2mm, Weighted Average | 3 | % vol | |
| Clay, total, Weighted Average | 14 | % wt | |
| LE, Whole Soil, Summed to 1m | 0 | cm/m | |
| Weighted averages based on control section: 20-70 cm | |||