Dec 18 Corn closed at $3.705/bushel, down $0.0125 from yesterday's close.  Sep 18 Wheat closed at $5.335/bushel, down $0.1325 from yesterday's close.  Nov 18 Soybeans closed at $8.6875/bushel, up $0.07 from yesterday's close.  Dec 18 Soymeal closed at $328.8/short ton, up $5.5 from yesterday's close.  Dec 18 Soyoil closed at 28.67 cents/lb up 0.26 cents from yesterday's close.  Oct 18 Live Cattle closed at $108.15/cwt down $1.1 from yesterday's close.  Sep 18 Feeder Cattle closed at $148.45/cwt down $1.075 from yesterday's close.  Oct 18 Lean Hogs closed at $51.65/cwt up $0.475 from yesterday's close.  Sep 18 WTI Crude Oil closed at $67.2/barrel down $0.43 from yesterday's close.   ...