Dec 20 Corn closed at $3.685/bushel, down $0.0075 from yesterday's close.  Dec 20 Wheat closed at $5.49/bushel, down $0.09 from yesterday's close.  Nov 20 Soybeans closed at $10.145/bushel, down $0.0525 from yesterday's close.  Dec 20 Soymeal closed at $344.6/short ton, up $3.6 from yesterday's close.  Dec 20 Soyoil closed at 32.8 cents/lb down 0.8 cents from yesterday's close.  Dec 20 Live Cattle closed at $111.2/cwt up $1.025 from yesterday's close.  Oct 20 Feeder Cattle closed at $141.525/cwt up $0.9 from yesterday's close.  Dec 20 Lean Hogs closed at $64.35/cwt up $0.25 from yesterday's close.  Nov 20 WTI Crude Oil closed at $39.51/barrel down $0.29 from yesterday's close.   ...