000			01973cam a2200361 a 4500
001			1406199
003			BD-DhUL
005			20150113180454.0
008			830615s1983 ne a b 100 0 eng
010			_a 83013094
020			_a9024728665
040			_aDLC _cDLC _dDLC _dBD-DhUL
041	0		_aengfre
050	0	0	_aS631.3 _b.S96 1983
082	0	0	_a631.81 _219 _bUNE
111	2		_aSymposium on Research into Agro-technical Methods Aiming at Increasing the Productivity of Crops--Co-efficients for the Most Efficient Use of Fertilizer Nutrients and Means for Reducing the Losses of Nutrients to the Environment under the Conditions of Intensive Agriculture _d(1983 : _cGeneva, Switzerland)
245	1	0	_aEfficient use of fertilizers in agriculture / _cUnited Nations Economic Commission for Europe.
260			_aBoston : _bMartinus Nijhoff/Dr. W. Junk for the United Nations _cc1983.
300			_avi, 352 p. : _bill. ; _c25 cm.
365			_aUS$ _b275.94
490		0	_aDevelopments in plant and soil sciences ; _vv. 10
500			_aEnglish and French.
500			_a"Proceedings of the Symposium on Research into Agro-technical Methods Aiming at Increasing the Productivity of Crops--Co-efficients for the Most Efficient Use of Fertilizer Nutrients and Means for Reducing the Losses of Nutrients to the Environment under the conditions of Intensive Agriculture; organized by the Agriculture Section of the United Nations Economic Commission for Europe; held at Geneva, Switzerland, 17-21 January 1983."
500			_a"United Nations Economic Commission for Europe."
504			_aIncludes bibliographies.
650		0	_aFertilizers _xCongresses.
650		0	_aCrops _xNutrition _xCongresses.
650		0	_aCrop yields _xCongresses.
710	2		_aUnited Nations. _bEconomic Commission for Europe. _bAgriculture Section.
710	2		_aUnited Nations. _bEconomic Commission for Europe.
906			_a7 _bcbc _corignew _d1 _eocip _f19 _gy-gencatlg
942			_2ddc _cBK
999			_c30485 _d30485