May 20 Corn closed at $3.2775/bushel, down $0.03 from yesterday's close.  May 20 Wheat closed at $5.5575/bushel, up $0.065 from yesterday's close.  May 20 Soybeans closed at $8.555/bushel, up $0.0125 from yesterday's close.  May 20 Soymeal closed at $297/short ton, down $6.2 from yesterday's close.  May 20 Soyoil closed at 26.83 cents/lb up 0.4 cents from yesterday's close.  Jun 20 Live Cattle closed at $80.3/cwt down $0.55 from yesterday's close.  May 20 Feeder Cattle closed at $109.3/cwt up $1.2 from yesterday's close.  Jun 20 Lean Hogs closed at $49.65/cwt up $1.325 from yesterday's close.  May 20 WTI Crude Oil closed at $26.23/barrel down $2.11 from yesterday's close.   ...