Dec 21 Corn closed at $5.4525/bushel, down $0.1125 from yesterday's close.  Sep 21 Wheat closed at $7.0375/bushel, down $0.015 from yesterday's close.  Nov 21 Soybeans closed at $13.4925/bushel, down $0.285 from yesterday's close.  Dec 21 Soymeal closed at $353.9/short ton, down $5.5 from yesterday's close.  Dec 21 Soyoil closed at 63.04 cents/lb down 1.67 cents from yesterday's close.  Oct 21 Live Cattle closed at $127.2/cwt down $0.95 from yesterday's close.  Sep 21 Feeder Cattle closed at $161.8/cwt down $0.15 from yesterday's close.  Oct 21 Lean Hogs closed at $88.025/cwt down $0.95 from yesterday's close.  Sep 21 WTI Crude Oil closed at $73.86/barrel up $0.24 from yesterday's close. ...