000			00306nam a2200109Ia 4500
008			161118s2016 xx 000 0 und d
082			_a631.4 H6S6
100			_aHobbes, J.A.
245		0	_aSoil Management : Lecture Notes for Soil Management.
260			_aManhattam _bKansas State College. _c1956
942			_2ddc
999			_c3248 _d3248