By Bruce Blythe for CME Group Midwest farmers experienced a wet spring, resulting in the slowest corn planting pace in 9 years. Now they must manage the risks of an unpredictable growing season. U.S. farmers navigating an unusual combination of risks and surprises in 2022 – including war, pandemic, and soaring inflation – now find themselves staring down the risk factor that’s always been there: weather. A cold, wet April and May in the Midwest kept many farmers out of their fields for extended periods, resulting in the slowest corn planting pace in nine years. Adverse weather casts even great…