00288naa a2200109 a 450000100080000000500110000800800410001910000180006024500450007826000090012377300460013216123561995-06-27       1990    bl ---       0--  u    #d1 aSPRENT, J. I.  aThe biology of nitrogen transformations.  c1990  tSoil Use Manag.gv.6, n.2, p.74-77, 1990.