There are a number of factors that can cause corn yields to be lower along the edges of a field.

Understanding Ag consultant Brian Dougherty discusses how to solve compaction issues in your strip-tilled fields, the role that well-aggregated soil plays in improving trafficability and tips for managing wheel traffic to minimize the effects of compaction on yields in his classroom session, "Digging Deeper into Compaction Causes, Contributors & Solutions." 

Farmers transitioning acres to strip-till or no-till are eligible for $10 per acre. New users can also receive $3 per acre for utilizing a nitrogen inhibitor when applying fall fertilizer.