000			00414nam a2200133Ia 4500
008			140208s9999 xx 000 0 und d
020			_a00103624
044			_aU.S.A.
100			_aJones, J. Benton, ed.
245			_aCommunications in Soil Science and Plant Analysis. v.23(n9-16), 1992 _cedited by J. Benton Jones
260			_bMarcel Dekker _aNew York _c1992
300			_av.23, varies p.; 26cm.
942			_2udc _cP
999			_c24798 _d24798