Jul 21 Corn closed at $6.645/bushel, up $0.4 from yesterday's close.  Jul 21 Wheat closed at $6.7625/bushel, up $0.2775 from yesterday's close.  Jul 21 Soybeans closed at $15.37/bushel, up $0.335 from yesterday's close.  Jul 21 Soymeal closed at $390.3/short ton, up $6.5 from yesterday's close.  Jul 21 Soyoil closed at 66.81 cents/lb up 1.13 cents from yesterday's close.  Aug 21 Live Cattle closed at $119.425/cwt up $0.1 from yesterday's close.  Aug 21 Feeder Cattle closed at $152.85/cwt down $2.35 from yesterday's close.  Jul 21 Lean Hogs closed at $116.7/cwt up $0.3 from yesterday's close.  Jul 21 WTI Crude Oil closed at $66.79/barrel up $0.58 from yesterday's close.   ...