00327naa a2200133 a 450000100080000000500110000800800410001910000180006024500380007826000090011665000140012565300120013977300420015116062231995-06-27       1985    bl ---       0--  u    #d1 aTINKER, P. B.  aSoil science in a changing world.  c1985  aAgronomia  aREVISAO  tJ. Soil Sci.gv.36, n.1, p.1-8, 1985.