Dec 21 Corn closed at $5.71/bushel, down $0.055 from yesterday's close.  Dec 21 Wheat closed at $8.1025/bushel, down $0.16 from yesterday's close.  Jan 22 Soybeans closed at $12.5125/bushel, down $0.06 from yesterday's close.  Dec 21 Soymeal closed at $367.5/short ton, down $4.2 from yesterday's close.  Dec 21 Soyoil closed at 59.17 cents/lb up 0.97 cents from yesterday's close.  Dec 21 Live Cattle closed at $131.725/cwt down $0.05 from yesterday's close.  Jan 22 Feeder Cattle closed at $159.275/cwt up $0.8 from yesterday's close.  Dec 21 Lean Hogs closed at $77.725/cwt up $1.925 from yesterday's close.  Dec 21 WTI Crude Oil closed at $80.77/barrel down $0.11 from yesterday's close.  &nb...