Dec 21 Corn closed at $5.5225/bushel, up $0.0025 from yesterday's close.  Sep 21 Wheat closed at $6.9775/bushel, up $0.0525 from yesterday's close.  Nov 21 Soybeans closed at $13.7275/bushel, down $0.19 from yesterday's close.  Dec 21 Soymeal closed at $364.4/short ton, down $1.8 from yesterday's close.  Dec 21 Soyoil closed at 63.08 cents/lb down 2.14 cents from yesterday's close.  Aug 21 Live Cattle closed at $120.25/cwt up $0.075 from yesterday's close.  Aug 21 Feeder Cattle closed at $157.375/cwt up $1.75 from yesterday's close.  Aug 21 Lean Hogs closed at $104.475/cwt down $1.175 from yesterday's close.  Aug 21 WTI Crude Oil closed at $66.34/barrel down $5.47 from yesterday's close. ...