Mar 20 Corn closed at $3.8425/bushel, down $0.0225 from yesterday's close.  Mar 20 Wheat closed at $5.6225/bushel, down $0.075 from yesterday's close.  Mar 20 Soybeans closed at $8.93/bushel, down $0.02 from yesterday's close.  Mar 20 Soymeal closed at $296.1/short ton, down $1.5 from yesterday's close.  Mar 20 Soyoil closed at 31.52 cents/lb up 0.06 cents from yesterday's close.  Apr 20 Live Cattle closed at $120.225/cwt down $0.475 from yesterday's close.  Mar 20 Feeder Cattle closed at $134.975/cwt down $0.425 from yesterday's close.  Apr 20 Lean Hogs closed at $68.825/cwt down $2.475 from yesterday's close.  Mar 20 WTI Crude Oil closed at $53.15/barrel down $0.33 from yesterday's close.&nb...