000			00385nam a2200145Ia 4500
008			180612s9999||||xx |||||||||||||| ||und||
020			_a0 85198 800 8
041			_aen
082			_a636.0072
100			_aBent Martin.
245		0	_aLivestock Productivity Enhancers : An Economic Assessment
260			_aWallingford. _bCAB International. _c1993
300			_aiv, 162p.
942			_cPR
999			_c45184 _d45184