May 21 Corn closed at $5.69/bushel, down $0.0825 from yesterday's close.  May 21 Wheat closed at $6.28/bushel, down $0.1075 from yesterday's close.  May 21 Soybeans closed at $13.82/bushel, down $0.21 from yesterday's close.  May 21 Soymeal closed at $401.9/short ton, up $0.7 from yesterday's close.  May 21 Soyoil closed at 51.45 cents/lb down 1.4 cents from yesterday's close.  Jun 21 Live Cattle closed at $122.1/cwt down $0.475 from yesterday's close.  May 21 Feeder Cattle closed at $149.7/cwt up $0.075 from yesterday's close.  Jun 21 Lean Hogs closed at $106.15/cwt down $2.8 from yesterday's close.  May 21 WTI Crude Oil closed at $59.7/barrel up $0.38 from yesterday's close.   ...