Dec 21 Corn closed at $5.6875/bushel, down $0.0425 from yesterday's close.  Sep 21 Wheat closed at $7.605/bushel, down $0.0175 from yesterday's close.  Nov 21 Soybeans closed at $13.6825/bushel, up $0.0325 from yesterday's close.  Dec 21 Soymeal closed at $362.5/short ton, up $2.1 from yesterday's close.  Dec 21 Soyoil closed at 62.94 cents/lb down 0.34 cents from yesterday's close.  Oct 21 Live Cattle closed at $129.125/cwt up $1 from yesterday's close.  Sep 21 Feeder Cattle closed at $162/cwt down $1.075 from yesterday's close.  Oct 21 Lean Hogs closed at $89/cwt up $2.475 from yesterday's close.  Sep 21 WTI Crude Oil closed at $67.41/barrel down $1.03 from yesterday's close.   ...