This market summary from the US Soybean Export Council is based on reports from soybean exporters for the period October 7-13, 2016. FIRST trials are used as "possibl[y] the best way to assess the average yields are the result of varietal trials carried out across the Midwest."
Link: http://ussec.org/wp-content/uploads/2016/10/Weekly-News-Articles-Update-Oct-24-2016.pdf
Author: John C. Baize and Associates