Jul 21 Corn closed at $6.8/bushel, up $0.0075 from yesterday's close.  Jul 21 Wheat closed at $6.85/bushel, up $0.05 from yesterday's close.  Jul 21 Soybeans closed at $15.8/bushel, up $0.1975 from yesterday's close.  Jul 21 Soymeal closed at $389.8/short ton, up $2.9 from yesterday's close.  Jul 21 Soyoil closed at 72.08 cents/lb up 1.25 cents from yesterday's close.  Aug 21 Live Cattle closed at $117.825/cwt up $0.05 from yesterday's close.  Aug 21 Feeder Cattle closed at $149.25/cwt down $0.95 from yesterday's close.  Jul 21 Lean Hogs closed at $121.8/cwt down $0.3 from yesterday's close.  Jul 21 WTI Crude Oil closed at $70.16/barrel up $0.93 from yesterday's close.   ...