Table 1. The mean of coefficient of variation (CV), Standard deviation (STD) and annual crop yield over all U.S. corn and soybean growing counties for 1983–2012.
| CV | STD (Bu/acre) | Mean (Bu/acre) | |
|---|---|---|---|
| Corn | 0.21 | 24.95 | 117.07 |
| Soybean | 0.22 | 7.21 | 32.77 |
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