000			00275nam a2200097Ia 4500
100			_aDas Dilip Kumar
020			_a978-93-272-5754-0
245			_aIntroductory soil science .-978-93-272-5754-0
260			_bKalyani Publishers, New Delhi, New Delhi _c2016
082			_aJ:1 P16/B28050
999			_c482 _d482