 14 Pro Dark Northern Spring Wheat 12 to 15 higher from $6.76 to $6.89. Soft White Wheat Steady to a nickel better from $6.15 to $6.25. Across our local elevators, the basis has turned more negative this summer. 14 Pro Spring Wheat ranging $4.90 to $5.70. 12 Pro Wintery $4.60 to $5.10. Durham $0.25 to $0.50 lower from $6.50 to $7.00. And Corn ranging $4.10 to $4.25.