Area Symbol: IL105, Soil Area Version: 10 Area Symbol: IL105, Soil Area Version: 10 Code
Soil Description
Acres
Percent of field
Il. State Productivity Index Legend
232A
Ashkum silty clay loam, 0 to 2 percent slopes
105.85
33.6%
170
56
65
127
235A
Bryce silty clay, 0 to 2 percent slopes
92.91
29.5%
162
54
64
121
146A
Elliott silt loam, 0 to 2 percent slopes
42.25
13.4%
168
55
68
125
293A
Andres silt loam, 0 to 2 percent slopes
34.34
10.9%
184
59
71
135
91A
Swygert silty clay loam, 0 to 2 percent slopes
16.65
5.3%
158
52
63
118
69A
Milford silty clay loam, 0 to 2 percent slopes
13.02
4.1%
171
57
68
128
**294B2
Symerton loam, 2 to 5 percent slopes, eroded
9.98
3.2%
**170
**53
**66
**124
168.3
55.3
65.8
125.3
Weighted Average
Corn Bu/A
Soybeans Bu/A
Wheat Bu/A
Crop productivity index for optimum management
Table: Optimum Crop Productivity Ratings for Illinois Soil by K.R. Olson and J.M. Lang, Office of Research, ACES, University of Illinois at Champaign-Urbana. Version: 1/2/2012 Amended Table S2 B811 Crop yields and productivity indices for optimum management (B811) are maintained at the following NRES web site: https://www.ideals.illinois.edu/handle/2142/1027/ ** Indexes adjusted for slope and erosion according to Bulletin 811 Table S3 Soils data provided by USDA and NRCS. Soils data provided by University of Illinois at Champaign-Urbana.
*c: Using Capabilities Class Dominant Condition Aggregation Method