00423naa a2200157 a 450000100080000000500110000800800410001910000150006024500620007526000090013765000140014665000230016070000200018370000140020377300480021716122331995-06-27       1986    bl ---       0--  u    #d1 aHUE, N. V.  aEffect of organic acids on aluminum toxicity in subsoils.  c1986  aAlumínio  aMatéria Orgânica1 aGRADDOCK, G. R.1 aADAMS, F.  tSoil Sci. Soc. Am. J.gv.50, p.28-34, 1986.