Dec 20 Corn closed at $3.4475/bushel, up $0.0675 from yesterday's close.  Sep 20 Wheat closed at $5.165/bushel, up $0.165 from yesterday's close.  Nov 20 Soybeans closed at $9.1525/bushel, up $0.165 from yesterday's close.  Dec 20 Soymeal closed at $305.1/short ton, up $6.6 from yesterday's close.  Dec 20 Soyoil closed at 31.53 cents/lb up 0.44 cents from yesterday's close.  Oct 20 Live Cattle closed at $109.875/cwt down $0.35 from yesterday's close.  Sep 20 Feeder Cattle closed at $144.4/cwt down $2.175 from yesterday's close.  Oct 20 Lean Hogs closed at $53.525/cwt up $0.5 from yesterday's close.  Sep 20 WTI Crude Oil closed at $42.81/barrel up $0.8 from yesterday's close.   ...