000			01252nam a2200313Ia 4500
001			39943
003			0000000000
005			20250407093757.0
008			840315s1983 ph a b 000 0 eng d
020			_a9711041146
035			_a10526011
035			_a3467430
040			_aNUA _cNUA _dAGL _dOSU
072		0	_aF120
072		0	_aF300
090	0	0	_aSB183.2 _b.S9 1980
111	0		_aSymposium on Potential Productivity of Field Crops Under Different Environments _d(1980 : _cLos Baños, Philippines)
245	0	0	_aSymposium on Potential productivity of field crops under different environments.
260			_aLos Baños, Laguna, Philippines : _bInternational Rice Research Institute, _cc1983.
300			_a526 pages : _bIllustrations ; _c23 cm.
504			_aIncludes bibliographies.
650	1	0	_aCrop yields _xCongresses.
650	1	0	_aCropping systems _xCongresses.
650	1	0	_aCrops and climate _xCongresses.
650	1	0	_aField crops _xCongresses.
650	1	0	_aSoil productivity _xCongresses.
710	0		_aInternational Rice Research Institute.
999			_c6670 _d6670