It was another day lower for the grain and oilseeds sectors, and another day of weak volume for corn and the soy sector. The causes have not changed:

A strengthening dollar Very good harvest weather in the U.S. Potentially better weather in South America late next week

If good rains materialize next week in South America, there will be more blood in the water. This ignores what happens if central Brazil and southwestern Argentina remaining gasping for moisture.    The dollar rose 2.19 percent on the week, but WTI and Brent crude oil had outsized gains, climbing 9.53 percent and 8.75 percent, respectively. Soybeans and soymeal ended the week lower, but there were modest gains elsewhere across the board. 

Large food...