May 21 Corn closed at $5.465/bushel, down $0.0675 from yesterday's close.  May 21 Wheat closed at $6.125/bushel, down $0.1225 from yesterday's close.  May 21 Soybeans closed at $14.1425/bushel, down $0.185 from yesterday's close.  May 21 Soymeal closed at $404.6/short ton, up $3.6 from yesterday's close.  May 21 Soyoil closed at 54.98 cents/lb down 2.5 cents from yesterday's close.  Jun 21 Live Cattle closed at $121.075/cwt up $0.775 from yesterday's close.  May 21 Feeder Cattle closed at $149.125/cwt up $1.8 from yesterday's close.  Jun 21 Lean Hogs closed at $103.325/cwt up $1.275 from yesterday's close.  May 21 WTI Crude Oil closed at $58.51/barrel down $2.67 from yesterday's close. ...