00604naa a2200193 a 450000100080000000500110000800800410001910000200006024501320008026000090021265000220022165000090024365000160025265000090026865300140027765300230029170000170031477300790033118015622017-04-20       1986    bl ---       0--  u    #d1 aDAVIDSON, E. A.  aEnvironmental parameters regulating gaseous nitrogen losses from two forested ecosystems via nitrification and denitrification.  c1986  anitrogen fixation  asoil  aEcossistema  aSolo  aEcosystem  aNitrogenio fixacao1 aSWANK, W. T.  tApplied and Environmental Microbiologygv.52, n.6, p.1287-1292, Dec. 1986.