000			00429nam a22001577a 4500
020			_a0851988008 (HBK)
082			_a636 BEN/LI
100			_aBENT MARTIN (ED).
245			_aLIVESTOCK PRODUCTIVITY ENHANCERS: AN ECONOMIC ASSESSMENT
260			_aUK _bCABI _c1993
300			_a162P.
650			_aGENERAL INTRODUCTION
650			_aANALYSIS OF IMMEDIATE ECONOMIC IMPACT
650			_aFURTHER ECONOMIC IMPACTS
942			_cBK
999			_c297515 _d297515