Mar 19 Corn closed at $3.765/bushel, down $0.0475 from yesterday's close.  Mar 19 Wheat closed at $5.165/bushel, down $0.0025 from yesterday's close.  Mar 19 Soybeans closed at $9.1525/bushel, down $0.0575 from yesterday's close.  Mar 19 Soymeal closed at $310/short ton, down $1.1 from yesterday's close.  Mar 19 Soyoil closed at 30.17 cents/lb down 0.25 cents from yesterday's close.  Apr 19 Live Cattle closed at $126.3/cwt down $1.75 from yesterday's close.  Mar 19 Feeder Cattle closed at $142.55/cwt down $1.75 from yesterday's close.  Apr 19 Lean Hogs closed at $60.225/cwt down $2 from yesterday's close.  Mar 19 WTI Crude Oil closed at $53.97/barrel down $0.26 from yesterday's close.  &...