| *** Taxonomy Characterization Data *** |
| Pedon ID: S1956IA089007 | ( Howard, Iowa ) | Print Date: Mar 2 2025 9:00AM |
| Sampled as on Oct 13, 1956: | Lourdes |
| Revised to correlated: | LOURDES ; Fine-loamy, mixed, mesic Aquollic Hapludalfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Soil Conservation Service |
| - | Site ID | S1956IA089007 Lat: 43° 20' 36.00" north Long: 92° 22' 37.00" west MLRA: 104 | Lincoln Soil Survey Laboratory | |
| - | Pedon No. | 40A1416 | 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 | |||||||||||||
| 40A10893 | 0-18 | Ap | S | 19.7 | 0.49 | 25 | -- | ||||||
| 40A10894 | 18-28 | E1 | S | 21.7 | 0.37 | 20 | -- | ||||||
| 40A10895 | 28-38 | E2 | S | 27.0 | 0.37 | 23 | -- | ||||||
| 40A10896 | 38-51 | 2B11 | S | 35.4 | 0.35 | 24 | 1 | ||||||
| 40A10897 | 51-66 | 2B12 | S | 37.2 | 0.35 | 24 | -- | ||||||
| 40A10898 | 66-84 | 2B13 | S | 34.7 | 0.36 | 26 | -- | ||||||
| 40A10899 | 84-97 | 2B2 | S | 32.8 | 0.38 | 26 | 2 | ||||||
| 40A10900 | 97-117 | 2C1 | S | 30.2 | 0.38 | 26 | 1 | ||||||
| 40A10901 | 117-142 | 2C2 | S | 29.1 | 0.39 | 26 | 2 | ||||||
| 40A10902 | 142-168 | 2C3 | S | 29.3 | 0.40 | 25 | 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 | 6A1a | 6E1a | 8A1a | 5D2 | |||||||||||||||
| 40A10893 | 0-18 | Ap | S | 5.6 | 2.45 | 69 | 55 | 0.96 | 0.50 | 1 | |||||||||
| 40A10894 | 18-28 | E1 | S | 5.0 | 0.47 | 54 | 45 | 0.57 | 0.40 | -- | |||||||||
| 40A10895 | 28-38 | E2 | S | 4.7 | 0.46 | 59 | 47 | 0.56 | 0.30 | 1 | |||||||||
| 40A10896 | 38-51 | 2B11 | S | 4.7 | 0.41 | 66 | 55 | 0.52 | 0.30 | 1 | |||||||||
| 40A10897 | 51-66 | 2B12 | S | 4.8 | 0.35 | 74 | 64 | 0.54 | 0.30 | 1 | |||||||||
| 40A10898 | 66-84 | 2B13 | S | 5.8 | 0.27 | 94 | 85 | 0.55 | 0.30 | 1 | |||||||||
| 40A10899 | 84-97 | 2B2 | S | 7.8 | 0.16 | -- | 100* | 96 | 0.52 | 0.50 | 1 | ||||||||
| 40A10900 | 97-117 | 2C1 | S | 8.2 | 0.15 | 6 | 100 | 0.45 | 0.50 | 1 | |||||||||
| 40A10901 | 117-142 | 2C2 | S | 8.2 | 0.15 | 10 | 100 | 0.44 | 0.50 | 1 | |||||||||
| 40A10902 | 142-168 | 2C3 | S | 8.1 | 0.18 | 9 | 100 | 0.42 | 0.50 | 1 | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.54 | (NA) | |
| Clay, carbonate free, Weighted Average | 34 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 24 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 34 | % wt | |
| Weighted averages based on control section: 28-78 cm | |||