00621naa a2200193 a 450000100080000000500110000800800410001910000200006024501860008026000090026665000080027565000180028365000260030165000170032765300080034465300160035270000170036877300420038516088561995-06-27       1983    bl uuuu     u00u1 u    #d1 aLA FAVRE, J. S.  aComparison of N2 fixation and yields in Cajanus cajan between hydrogenase-positive and hydrogenase-negative rhizobia by in situ acetylene reduction assays and direct 15N partioning.  c1983  aAra  aCajanus Cajan  aDiluição Isotópica  aInoculação  a15N  aHidrogenase1 aFOCHT, D. A.  tPlant PhysioAOgv. RI, p. OBI-, 1983.