Table 4.
Mean environmental conditions for all counties and years included in the analysis of ozone effects on soybean and maize production
| Crop | W126, ppm h | Tmax, °C | P/PET |
| Soybean | 17.5 | 29.4 | 0.78 |
| Maize | 17.4 | 28.9 | 0.79 |
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