The CBOT was sharply weaker for the second trading day in August. Continued excellent or improving spring crop conditions and private firm forecasts of record corn and soybean yields sparked widespread selling. Corn dipped to new contract lows – as did HRW wheat – while SRW wheat and soybeans broke below formerly significant technical support. Even soyoil, the bullish star of the CBOT this summer, posted a bearish hook reversal in a day of mostly lower trade.  Funds were aggressive sellers on Tuesday, with brokers estimating funds sold 10,000-12,000 contracts of corn, and 15,000 contracts of soybeans. Funds are thought to have liquidated some 5,000 contracts in both the soyoil and soymeal markets. Commercial buying was act...