May 20 Corn closed at $3.4725/bushel, up $0.0375 from yesterday's close.  May 20 Wheat closed at $5.615/bushel, down $0.01 from yesterday's close.  May 20 Soybeans closed at $8.8675/bushel, up $0.0275 from yesterday's close.  May 20 Soymeal closed at $332.1/short ton, down $1.5 from yesterday's close.  May 20 Soyoil closed at 26.55 cents/lb up 0.41 cents from yesterday's close.  Jun 20 Live Cattle closed at $97.025/cwt up $4.5 from yesterday's close.  May 20 Feeder Cattle closed at $129.5/cwt up $6.75 from yesterday's close.  Jun 20 Lean Hogs closed at $73/cwt up $2.05 from yesterday's close.  May 20 WTI Crude Oil closed at $23.94/barrel up $0.58 from yesterday's close.   ...