Dec 20 Corn closed at $3.38/bushel, up $0.0375 from yesterday's close.  Sep 20 Wheat closed at $5/bushel, down $0.0375 from yesterday's close.  Nov 20 Soybeans closed at $8.9875/bushel, up $0.095 from yesterday's close.  Dec 20 Soymeal closed at $298.5/short ton, up $0.3 from yesterday's close.  Dec 20 Soyoil closed at 31.09 cents/lb up 1.04 cents from yesterday's close.  Oct 20 Live Cattle closed at $110.225/cwt up $1.275 from yesterday's close.  Sep 20 Feeder Cattle closed at $146.575/cwt up $1.325 from yesterday's close.  Oct 20 Lean Hogs closed at $53.025/cwt down $0.225 from yesterday's close.  Sep 20 WTI Crude Oil closed at $42.11/barrel up $0.98 from yesterday's close.   ...