00754naa a2200265 a 450000100080000000500110000800800410001910000190006024501260007926000090020565000130021465000220022765000120024965000150026165000160027665000090029265300220030165300120032365300110033565300240034665300140037065300220038470000240040677300580043013699081998-08-26       1988    bl ---       0--  u    #d1 aBARBOSA, H. R.  aIsolamento e caracterizacao morfologica de bacterias fixadoras de nitrogenio aerobias, de vida livre, de solo de cerrado.  c1988  anitrogen  anitrogen fixation  aCerrado  aIsolamento  aNitrogênio  aSolo  aBacteria fixadora  aFixacao  aFixing  aFree living aerobic  aIsolation  aSoilunder cerrado1 aCARVALHAL, M. L. C.  tRevista de Microbiologiagv.19, n.4, p.365-368, 1988.