000			00312nam a2200133Ia 4500
008			230108s9999 xx 000 0 und d
100			_aSSSA
245		0	_aSoil Science Society of America Journal Vol.40 No.4-6
260			_bSSSA
260			_c1976
365			_b0.00
650			_aSoil science
942			_cBK
999			_c249301 _d249301