The CBOT was mixed in quiet, two-sided trade at mid-week. Corn and wheat futures managed to post slight gains after trading both in the green and red while soybeans sank 13 cents lower amid profit taking and some position liquidation. Farm sales of the new corn and soybean crops remains light, but WPI sources indicate it is occurring and will likely increase soon. This, combined with the navigation issues in the Mississippi River are pushing basis lower, which will weigh on futures. Overall, however, the CBOT’s attitude seemed to be that of minor position adjustment and generally biding time ahead of next week’s October WASDE.  The drought in Argentina continues to work against the country’s wheat crop and WPI now ex...