00416naa a2200145 a 450000100080000000500110000800800410001910000160006024500930007626000090016965000140017865000130019270000190020577300460022415997251995-06-27       1977    bl ---       0--  u    #d1 aCABRERA, F.  aEffect of soil pH and organic matter on labile aluminium in soils under permanent grass.  c1977  aAlumínio  aFósforo1 aTALIBUDEEN, O.  tJ. Soil Sci.gv.28, n.2, p.259-270, 1977.