Dec 20 Corn closed at $3.3975/bushel, up $0.0225 from yesterday's close.  Sep 20 Wheat closed at $5.3475/bushel, down $0.005 from yesterday's close.  Nov 20 Soybeans closed at $8.95/bushel, up $0.04 from yesterday's close.  Dec 20 Soymeal closed at $294.1/short ton, down $0.7 from yesterday's close.  Dec 20 Soyoil closed at 30.54 cents/lb up 0.7 cents from yesterday's close.  Aug 20 Live Cattle closed at $103.275/cwt up $0 from yesterday's close.  Aug 20 Feeder Cattle closed at $142.7/cwt up $0.1 from yesterday's close.  Aug 20 Lean Hogs closed at $52.8/cwt down $0.85 from yesterday's close.  Aug 20 WTI Crude Oil closed at $40.6/barrel down $0.15 from yesterday's close.   ...