Last Friday's USDA reports threw another major curve ball at the markets just when the market bears were getting comfortable in with their bearish frame of mind. The corn acreage estimate at nearly 96 million acres was, by itself, bearish. That is the number market bears will now be quick to focus on, as they will project big yield estimates (163 to 164 bushels per acre) and big increases in corn ending supplies. The problem is that corn will not be the story in 2012/13. That storyline was already shifting from corn to soybeans before last week's USDA reports. It is now soybeans and other oilseeds that will take the headlines and drive agricultural commodity investments in the months ahead, because:

South American soybean production w...