00509naa a2200169 a 450000100080000000500110000800800410001910000220006024501280008226000090021065000160021965000090023565300200024470000150026470000180027977300420029716112021995-06-27       1989    bl uuuu     u00u1 u    #d1 aMARTENSSON, A. M.  aCompetition between strains of Bradyrhizobium japonicum for nodulation of soybeans at different nitrogen fertilizer levels.  c1989  aNitrogênio  aSoja  aCompetitividade1 aBRUTTI, L.1 aLJUNGGREN, H.  tPlant Soilgv. 117, p. 219-225, 1989.