| *** Taxonomy Characterization Data *** |
| Pedon ID: S1961IA107001 | ( Keokuk, Iowa ) | Print Date: Nov 24 2024 1:13AM |
| Sampled as on Sep 30, 1961: | Mahaska |
| Revised to correlated on Dec 7, 2014: | Mahaska ; Fine, smectitic, mesic Aquertic Argiudolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Soil Conservation Service |
| - | Site ID | S1961IA107001 Lat: 41° 26' 11.00" north Long: 91° 59' 37.01" west MLRA: 108 | Lincoln Soil Survey Laboratory | |
| - | Pedon No. | 40A1421 | Soil Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Lincoln, Nebraska | ||
| 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 | |||||||||||||
| 40A10961 | 0-18 | Ap | S | 29.9 | 0.45 | 2 | -- | ||||||
| 40A10962 | 18-33 | A1 | S | 33.2 | 0.43 | 2 | -- | ||||||
| 40A10963 | 33-46 | A2 | S | 36.2 | 0.45 | 3 | -- | ||||||
| 40A10964 | 46-61 | B1 | S | 39.6 | 0.44 | 2 | -- | ||||||
| 40A10965 | 61-76 | B21 | S | 41.9 | 0.46 | 1 | -- | ||||||
| 40A10966 | 76-102 | B22 | S | 36.4 | 0.48 | 2 | -- | ||||||
| 40A10967 | 102-130 | B31 | S | 33.5 | 0.48 | 1 | -- | ||||||
| 40A10968 | 130-155 | B32 | S | 31.5 | 0.48 | tr | -- | ||||||
| 40A10969 | 155-185 | C1 | S | 30.0 | 0.42 | 1 | -- | ||||||
| 40A10970 | 185-198 | C2 | S | 27.0 | 0.61 | 2 | -- | ||||||
| 40A10971 | 198-229 | C3 | S | 23.0 | 0.49 | tr | -- | ||||||
| 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 | 6A1a | 6E1a | 5D2 | ||||||||||||||||
| 40A10961 | 0-18 | Ap | S | 5.6 | 2.66 | 91 | 70 | 0.85 | -- | ||||||||||
| 40A10962 | 18-33 | A1 | S | 5.0 | 2.03 | 75 | 58 | 19.2 | 0.76 | 0.58 | 1 | -- | |||||||
| 40A10963 | 33-46 | A2 | S | 4.8 | 1.30 | 86 | 65 | 22.5 | 0.72 | 0.62 | tr | tr | |||||||
| 40A10964 | 46-61 | B1 | S | 4.8 | 0.96 | 87 | 69 | 24.8 | 0.71 | 0.63 | 2 | tr | |||||||
| 40A10965 | 61-76 | B21 | S | 4.8 | 0.51 | 90 | 73 | 28.5 | 0.74 | 0.68 | 1 | tr | |||||||
| 40A10966 | 76-102 | B22 | S | 5.2 | 0.31 | 94 | 78 | 27.1 | 0.79 | 0.74 | tr | tr | |||||||
| 40A10967 | 102-130 | B31 | S | 6.0 | 0.14 | 100* | 85 | 25.8 | 0.76 | 0.77 | tr | 1 | |||||||
| 40A10968 | 130-155 | B32 | S | 6.5 | 0.10 | -- | 100* | 89 | 0.79 | 1 | |||||||||
| 40A10969 | 155-185 | C1 | S | 7.1 | 0.09 | 2 | 27 | 0.69 | 1 | ||||||||||
| 40A10970 | 185-198 | C2 | S | 7.2 | 0.08 | 3 | 17 | 0.68 | 1 | ||||||||||
| 40A10971 | 198-229 | C3 | S | 7.5 | 0.06 | 9 | 24 | 0.79 | 1 | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.75 | (NA) | |
| Clay, carbonate free, Weighted Average | 39 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 2 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 39 | % wt | |
| Weighted averages based on control section: 43-93 cm | |||