01055nam a2200313 a 450000100080000000500110000800800410001902000180006010000170007824500790009526000270017430000170020149000310021852001840024965000170043365000170045065000220046765000200048965000140050965000110052365000160053465000410055065000140059165000130060565300380061865300370065665300190069365300290071212516232005-12-13       1982    bl uuuu      00u1 u    #d  a92-5-101261-X1 aHAMDI, Y. A.  aApplication of nitrogen-fixing systems in soil improvement and management.  aRome: FAO, 1982.c1982  a188 p. cil.  a(FAO. Soils Bulletin, 49).  aBiological nitrogen-fixation. Rhizoia-legume symbiosis. Ble-green alge. Free-livin nitrogen-fixing bacteria. Azolla. Nodulated non-leguminous plants. Some costs of biofertilizers.  aAzospirillum  aBeijerinckia  anitrogen fixation  asoil management  asymbiosis  aAzolla  aAzotobacter  aFixação Simbiótica de Nitrogênio  aRhizobium  aSimbiose  aBactéria fixadora de nitrogênio  aFixicao simbiotica de nitrogenio  aManejo de solo  aNitrogen fixing bacteria