Dec 20 Corn closed at $3.87/bushel, down $0.0175 from yesterday's close.  Dec 20 Wheat closed at $5.9525/bushel, down $0.1225 from yesterday's close.  Nov 20 Soybeans closed at $10.5/bushel, down $0.01 from yesterday's close.  Dec 20 Soymeal closed at $359.6/short ton, down $2.2 from yesterday's close.  Dec 20 Soyoil closed at 33 cents/lb down 0.03 cents from yesterday's close.  Dec 20 Live Cattle closed at $112.625/cwt down $0.475 from yesterday's close.  Nov 20 Feeder Cattle closed at $136.45/cwt down $1.425 from yesterday's close.  Dec 20 Lean Hogs closed at $66.85/cwt up $2.275 from yesterday's close.  Nov 20 WTI Crude Oil closed at $41.29/barrel up $1.34 from yesterday's close.  &nb...