Talk of a new commodity supercycle largely involves big money centers like petroleum, with agricultural commodities along for the ride. After all, the nearby WTI contract traded over 11 times the amount of money today than did the counterpart corn contract. Crude oil continued its upward trajectory today, now up 32 percent on the year; soybeans are up 7.5 percent. But then OPEC controls a significant portion of the oil supply whereas Mother Nature is a large determinant of soybeans. USDA’s Export Sales report would have made it a very bearish day on the CBOT except South American weather continues its ugly pattern. Those looking for volatility and impending market changers are citing three upcoming reports out of USDA: 

Mar...