A wet and warm winter followed by a wet spring (at least in the western half of Iowa) has many farmers concerned about the amount of nitrogen left for the corn crop, but what about soybeans?

This topic at first glance would be dismissed by most agronomists and growers alike since soybeans fix their own nitrogen. However, on a per-acre basis, soybeans may actually need more nitrogen than corn.

So that brings up the question: Do soybeans need supplemental applications of...