Now that harvest is finished up and while you may still remember some low yielding areas in the soybean fields or have had a chance to look at the yield maps it is time to identify spots in the field to sample for Soybean Cyst Nematode. This small roundworm is the number one yield limiting biotic agent of soybeans in North America and is estimated to cause U.S. producers $1.5 billion a year. The…