Mar 21 Corn closed at $5.485/bushel, down $0.015 from yesterday's close.  Mar 21 Wheat closed at $6.4125/bushel, up $0.0375 from yesterday's close.  Mar 21 Soybeans closed at $13.6675/bushel, down $0.0575 from yesterday's close.  Mar 21 Soymeal closed at $430.5/short ton, down $2.6 from yesterday's close.  Mar 21 Soyoil closed at 44.66 cents/lb down 0.28 cents from yesterday's close.  Apr 21 Live Cattle closed at $123.775/cwt up $0.025 from yesterday's close.  Mar 21 Feeder Cattle closed at $138.275/cwt down $1.225 from yesterday's close.  Apr 21 Lean Hogs closed at $80.3/cwt up $1 from yesterday's close.  Mar 21 WTI Crude Oil closed at $56.96/barrel up $0.73 from yesterday's close.  &nb...