000			00637nam a2200169 a 4500
001			40254
003			0000000000
005			20250407093807.0
008			140519n 000 0 eng d
100	0		_aCollings, Gilbert.
245	0	0	_aCommercial fertilizers, their sources and uses / _cGilbert Collings.
250			_a5th edition.
260			_aNew York : _bMcGraw-Hill Company, Incorporated, _cc1962.
300			_a617 pages.
650	1	0	_aFertilizer. _2sears
999			_c6877 _d6877