00559naa a2200181 a 450000100080000000500110000800800410001910000160006024501350007626000090021165000130022065000100023365000110024365000230025465300270027770000170030477300560032116179561995-06-27       1993    bl uuuu     u00u1 u    #d1 aVENTURA, W.  aGreen manure production of Azolla microphylla and Sesbania rostrata and their long-term effects on rice yields and soil fertility.  c1993  aSesbania  aArroz  aAzolla  aMatéria Orgânica  aAeschynomene afraspera1 aWATANABE, I.  tBiol. Fertil. Soilsgv. 15, n. 4, p. 241-248, 1993.