Dec 21 Corn closed at $5.2375/bushel, down $0.0725 from yesterday's close.  Sep 21 Wheat closed at $6.18/bushel, down $0.0425 from yesterday's close.  Nov 21 Soybeans closed at $13.195/bushel, down $0.0775 from yesterday's close.  Dec 21 Soymeal closed at $362.5/short ton, down $2.4 from yesterday's close.  Dec 21 Soyoil closed at 59.18 cents/lb down 0.51 cents from yesterday's close.  Aug 21 Live Cattle closed at $119.275/cwt down $1.325 from yesterday's close.  Aug 21 Feeder Cattle closed at $157.325/cwt down $1.675 from yesterday's close.  Aug 21 Lean Hogs closed at $100.375/cwt down $0.025 from yesterday's close.  Aug 21 WTI Crude Oil closed at $73.1/barrel up $0.9 from yesterday's close.&...