000 00570nam a2200145Ia 4500
008 140224s9999 xx 000 0 und d
082 _a631.416.9 1987.1.12/16 (082.2) M7
100 _aSymposium on the Utilization of Secondary and Trace Elements in Agriculture. Geneva, Palais des nations, Jan.12-16, 1987.
245 _aThe utilization of secondary and trace elements in agriculture; proceedings/
260 _aDordrecht
_bMartinus Nijhoff
_c1987
300 _avi,299p.
490 _aDevelopments in Plant and Soil Sciences
650 _aTrace elements
942 _cBK
999 _c96859
_d96859