00605naa a2200205 a 450000100080000000500110000800800410001910000200006024501310008026000090021165000120022065000200023265000190025265300080027165300240027970000160030370000180031970000210033777300410035816149601995-06-27       1991    bl ---       0--  u    #d1 aDAVIDSON, E. A.  aMeasuring gross nitrogen mineralization, immobilization, and nitrification by 15N isotopic pool dilution in intact soil cores.  c1991  aMétodo  aMineralização  aNitrificação  a15N  aBIOMASSA MICROBIANA1 aHART, S. C.1 aSHANKS, C. A.1 aFIRESTONE, M. K.  tJ. Soil Sci.gv.42, p.335-349, 1991.