Dec 21 Corn closed at $5.5925/bushel, down $0.0475 from yesterday's close.  Dec 21 Wheat closed at $7.7375/bushel, down $0.0725 from yesterday's close.  Jan 22 Soybeans closed at $12.2275/bushel, down $0.215 from yesterday's close.  Dec 21 Soymeal closed at $335.8/short ton, down $5 from yesterday's close.  Dec 21 Soyoil closed at 59.58 cents/lb down 1.45 cents from yesterday's close.  Dec 21 Live Cattle closed at $130.625/cwt down $1.025 from yesterday's close.  Jan 22 Feeder Cattle closed at $158.175/cwt down $1.05 from yesterday's close.  Dec 21 Lean Hogs closed at $77.875/cwt up $1.925 from yesterday's close.  Dec 21 WTI Crude Oil closed at $79.18/barrel down $1.68 from yesterday's close.&...