00483naa a2200157 a 450000100080000000500110000800800410001910000160006024501310007626000090020765000120021665000160022870000190024470000160026377300460027916042151995-06-27       1982    bl ---       0--  u    #d1 aPACE, G. M.  aMinimizing nitrate reduction during kjeldahl digestion of plant tissue extracts and stem exudates. Application to 15N studies.  c1982  aMétodo  aNitrogênio1 aMACKOWN, C. T.1 aVOLK, R. J.  tPlant Physiol.gv.69, n.1, p.32-36, 1982.