00499naa a2200193 a 450000100080000000500110000800800410001910000190006024500530007926000090013265000170014165000110015865000140016965300080018365300120019165300120020370000180021577300720023316088541995-06-27       1981    bl ---       0--  u    #d1 aDOBEREINER, J.  aNitrogen fixation in association with gramineae.  c1981  aAzospirillum  aCereal  aGramínea  aFBN  aREVISAO  aUAPNPBS1 aBODDEY, R. M.  tIn: Current Perpectives in Nitrogen Fixation.gv., p.305-312, 1981.