Dec 20 Corn closed at $3.975/bushel, down $0.01 from yesterday's close.  Dec 20 Wheat closed at $6.075/bushel, up $0.09 from yesterday's close.  Jan 21 Soybeans closed at $10.5225/bushel, down $0.04 from yesterday's close.  Dec 20 Soymeal closed at $375.1/short ton, down $3.5 from yesterday's close.  Dec 20 Soyoil closed at 33.19 cents/lb down 0.42 cents from yesterday's close.  Dec 20 Live Cattle closed at $108.55/cwt up $0.25 from yesterday's close.  Jan 21 Feeder Cattle closed at $134.05/cwt down $0.075 from yesterday's close.  Dec 20 Lean Hogs closed at $65.95/cwt up $0.375 from yesterday's close.  Dec 20 WTI Crude Oil closed at $37.12/barrel up $1.33 from yesterday's close.   ...