Weather and weeds have been the biggest influences on potential soybean yields this growing season, says Mark Licht, Iowa State University Extension cropping systems agronomist.

Soybeans got off to a slow start and were hindered by limited moisture in most of the state before rainfall finally returned in August.

“I think the rain did come in time to help the beans. My question is did we put on enough pods in the droughty areas where they can use that rain,” Licht asks.

The...