 The weather, the market, the soil. Corn farmers know some things are inconsistent, except for Veltima fungicide from BASF. It consistently outyields other fungicides on average by seven bushels per acre, consistently wins in on-farm head-to-head comparisons, and consistently makes for happy farmers. Veltima fungicide. Visit RevExFields.com for full results. Always read and follow label directions. Yield database on summary of 2019 through 2022 RevEx Field Scale demonstration trials.