000			00550nam a22001817a 4500
003			OSt
008			231003b |||||||| |||| 00| 0 eng d
082			_a631.8 _bC50C
100			_aCollings, Gilbeart H
245			_aCommercial fertilizers: their sources and use / by Gilbeart H. Collings
250			_a 5th. ed.
260			_aBombay: _bTata McGraw-Hill Publishing; _c1955.
300			_axi,617 p.
650			_a Agriculture and Related Technologies
650			_a Technology (Applied Sciences)
650			_aFertilizers
942			_2ddc _cRFB
999			_c32502 _d32502