000			00720cam a2200217 a 4500
001			001000409
003			UkOxU
005			20221213214148.0
008			860904s1986 dcua b 100 0 eng
020			_a0896293068 (pbk.)
041	0		_aeng
245	0	0	_aSummary proceedings of a workshop on cereal yield variability / _cedited by Peter B.R. Hazell.
260			_aWashington, D.C. : _bInternational Food Policy Research Institute, _c1986.
300			_axi, 277 p. : _bill. ; _c23 cm.
504			_aIncludes bibliographical references.
650	1	4	_aGrain _xYields
650	1	4	_aCrop yields _9292420
700	1		_aHazell, P. B. R. _4edt
710	2		_aInternational Food Policy Research Institute.
942			_2udc _cBK
999			_c892315 _d892315