May 21 Corn closed at $5.34/bushel, down $0.1175 from yesterday's close.  May 21 Wheat closed at $6.525/bushel, down $0.04 from yesterday's close.  May 21 Soybeans closed at $14.0975/bushel, down $0.3025 from yesterday's close.  May 21 Soymeal closed at $406.8/short ton, down $9.8 from yesterday's close.  May 21 Soyoil closed at 53.51 cents/lb down 0.04 cents from yesterday's close.  Apr 21 Live Cattle closed at $118.775/cwt down $0.875 from yesterday's close.  Apr 21 Feeder Cattle closed at $141.725/cwt down $0.35 from yesterday's close.  Apr 21 Lean Hogs closed at $88.775/cwt up $0.425 from yesterday's close.  Apr 21 WTI Crude Oil closed at $64.66/barrel up $0.22 from yesterday's close.&nbsp...