00544naa a2200181 a 450000100080000000500110000800800410001910000180006024501220007826000090020065000140020965000090022370000180023270000190025070000180026970000130028777300620030016003691995-06-27       1978    bl ---       0--  u    #d1 aSHUMAN, L. M.  aApplied Mn extracted by four methods correlated with Mn concentrations in soybean leaf tissue on a southeastern soil.  c1978  aManganês  aSoja1 aWILSON, D. O.1 aBOSWELL, F. C.1 aPARKER, M. B.1 aOHKI, K.  tCommun. Soil Sci. Plant Anal.gv.9, n.4, p.317-333, 1978.