Iowa's corn yield potential set a new record high for the Pro Farmer Crop Tour while excessive June rains drove Minnesota's corn yield prospects to the lowest levels since 2012, scouts on an annual tour of top U.S. production states found on Thursday.

US crop tour finds record Iowa corn crop prospects; Minnesota sub-par

South Dakota, Ohio corn crops found better than 3-year average, tour finds
Corn yield prospects in both Ohio and South Dakota were below last year's findings, but higher than the three-year average, scouts on an annual tour of top U.S. production states found on Monday.