Dec 20 Corn closed at $4.1775/bushel, down $0.015 from yesterday's close.  Dec 20 Wheat closed at $6.2/bushel, down $0.1275 from yesterday's close.  Nov 20 Soybeans closed at $10.8775/bushel, up $0.04 from yesterday's close.  Dec 20 Soymeal closed at $389.6/short ton, up $3.2 from yesterday's close.  Dec 20 Soyoil closed at 34.46 cents/lb up 0.35 cents from yesterday's close.  Dec 20 Live Cattle closed at $103.4/cwt down $0.175 from yesterday's close.  Jan 21 Feeder Cattle closed at $126.775/cwt up $1.225 from yesterday's close.  Dec 20 Lean Hogs closed at $67.75/cwt up $0.725 from yesterday's close.  Dec 20 WTI Crude Oil closed at $38.56/barrel down $1.29 from yesterday's close.   ...