Mar 20 Corn closed at $3.795/bushel, down $0.0475 from yesterday's close.  Mar 20 Wheat closed at $5.605/bushel, down $0.0175 from yesterday's close.  Mar 20 Soybeans closed at $8.7625/bushel, down $0.1675 from yesterday's close.  Mar 20 Soymeal closed at $291.5/short ton, down $4.6 from yesterday's close.  Mar 20 Soyoil closed at 30.63 cents/lb down 0.89 cents from yesterday's close.  Apr 20 Live Cattle closed at $120.2/cwt down $0.025 from yesterday's close.  Mar 20 Feeder Cattle closed at $135.65/cwt up $0.675 from yesterday's close.  Apr 20 Lean Hogs closed at $65.825/cwt down $3 from yesterday's close.  Mar 20 WTI Crude Oil closed at $52.8/barrel down $0.53 from yesterday's close. ...