| *** Taxonomy Characterization Data *** |
| Pedon ID: 79CA047004 | ( Merced, California ) | Print Date: Nov 21 2024 12:20PM |
| Sampled as on Jun 1, 1979: | Nacimiento ; Fine-loamy, mixed, thermic Calcic Haploxeroll |
| Revised to correlated: | Oneil ; Fine-silty, mixed, superactive, thermic Calcic Haploxerolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP79CA186 MERCED, SACREMENTO AND SAN JOAQUIN COUNTIES | Natural Resources Conservation Service |
| - | Site ID | S1979CA047004 Lat: 36° 51' 54.75" north Long: 121° 2' 53.61" west MLRA: 15 | National Soil Survey Center | |
| - | Pedon No. | 79P0237 | 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 | ||||||||||
| 79P01221 | 0-7 | A1 | S | 20.0 | 1.5 | 0.60 | 7 | 1.47 | 0.035 | 1 | |||
| 79P01222 | 7-16 | A2 | S | 21.1 | 1.2 | 0.65 | 7 | 1.42 | 0.027 | 1 | |||
| 79P01223 | 16-33 | A3 | S | 21.1 | 1.8 | 0.56 | 7 | 1.33 | 0.043 | 1 | |||
| 79P01224 | 33-52 | Ak | S | 21.5 | 2.6 | 0.57 | 10 | 1.28 | 0.050 | 3 | |||
| 79P01225 | 52-74 | Bk | S | 21.9 | 2.9 | 0.56 | 7 | 1.31 | 0.041 | 2 | |||
| 79P01226 | 74-84 | R | S | 0.68 | -- | ||||||||
| 79P01226 | 74-84 | R | GP | 13.7 | 3.2 | ||||||||
| 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 | ||||||||||||
| 79P01221 | 0-7 | A1 | S | 8.0 | 1.76 | 2 | 100* | 100 | 1.42 | 0.99 | -- | ||||||||
| 79P01222 | 7-16 | A2 | S | 8.3 | 0.91 | 2 | 100* | 100 | 1.33 | -- | |||||||||
| 79P01223 | 16-33 | A3 | S | 8.4 | 0.60 | 4 | 100* | 100 | 1.35 | -- | |||||||||
| 79P01224 | 33-52 | Ak | S | 8.5 | 0.47 | 4 | 100* | 100 | 1.36 | tr | |||||||||
| 79P01225 | 52-74 | Bk | S | 8.4 | 0.40 | 5 | 100* | 100 | 1.33 | tr | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.53 | (NA) | |
| Clay, carbonate free, Weighted Average | 19 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 8 | % wt | |
| Volume, >2mm, Weighted Average | 2 | % vol | |
| Clay, total, Weighted Average | 22 | % wt | |
| Weighted averages based on control section: 25-74 cm | |||