May 21 Corn closed at $5.3825/bushel, down $0.0925 from yesterday's close.  May 21 Wheat closed at $6.5025/bushel, down $0.1 from yesterday's close.  May 21 Soybeans closed at $13.9125/bushel, down $0.13 from yesterday's close.  May 21 Soymeal closed at $418.3/short ton, down $3.1 from yesterday's close.  May 21 Soyoil closed at 49.23 cents/lb down 0.71 cents from yesterday's close.  Apr 21 Live Cattle closed at $118.975/cwt down $1.025 from yesterday's close.  Apr 21 Feeder Cattle closed at $141.125/cwt down $1.45 from yesterday's close.  Apr 21 Lean Hogs closed at $87.725/cwt up $0.575 from yesterday's close.  Apr 21 WTI Crude Oil closed at $60.32/barrel down $1.18 from yesterday's close.&nb...