00494naa a2200169 a 450000100080000000500110000800800410001910000160006024501240007626000090020065300100020965300110021965300120023065300150024270000190025777300480027610436022006-03-21       1985    bl ---       0--  u    #d1 aMIAN, M. H.  aFate of nitrogen applied as Azolla and  blue-green algae (Cyanobacteria). In waterlogged rice sols - a 15N trace study.  c1985  aArroz  aAzolla  aFixacao  aNitrogenio1 aSTEWART, D. P.  tPlant and Soilgv.83, n.3, p.363-370, 1985.