00459naa a2200169 a 450000100080000000500110000800800410001910000170006024500890007726000090016665000120017565000120018765000160019965000110021570000170022677300460024316124921995-06-27       1990    bl uuuu     u00u1 u    #d1 aGOYAL, S. S.  aQuantitative reduction and inclusion of plant tissue nitrates in kjeldahl digestion.  c1990  aMétodo  aNitrato  aNitrogênio  aPlanta1 aHAFEZ, A. A.  tAgron. J.gv. 82, n. 3, p. 571-576, 1990.