00551naa a2200205 a 450000100080000000500110000800800410001910000190006024500800007926000090015965000140016865000130018265000200019565000160021565000090023165300080024065300240024870000200027277300530029216107431995-06-27       1989    bl uuuu     u00u1 u    #d1 aKUIKMAN, P. J.  aThe impact of protozoa on the availability of bacterial nitrogen to plants.  c1989  aBactéria  aEcologia  aMineralização  aNitrogênio  aSolo  a15N  aBiomassa microbiana1 aVAN VEEN, J. A.  tBiol. Fertil. Soilsgv. 8, n. 1, p. 13-18, 1989.