000			00371nam a2200145Ia 4500
008			211101s2012 xx 000 0 eng d
020			_a8171339654
082			_a632.1 S 233 E
100			_aSharma
245		0	_aEcology and Environment: 11th Revised ed.
260			_bRastogi Publishing (New Delhi) _c2012
300			_a643
650			_aSoil Science
942			_2ddc _cBK
999			_c113 _d113