000			00393nam a2200157Ia 4500
020			_a0125181507
082			_a631.416/NIC
100			_aNicholas, D J D., ed.
245			_aTrace elements in soil-plant animal systems
260			_bAcademic Press, Inc. _aNew York _c1975
300			_a417
650			_atrace element-Metabolism
700			_aEgan, A R, ed.
901			_a997
942			_2ddc _cBK
999			_c878 _d878