00618naa a2200205 a 450000100080000000500110000800800410001910000120006024501260007226000090019865000200020765000140022765300170024165300340025870000150029270000180030770000170032570000220034277300480036416044501995-06-27       1982    bl ---       0--  u    #d1 aRAI, R.  aSymbiotic nitrogen fixation efficiency of mutant strains of lentil (Lens esculenta) Rhizobium growing from pH 4.5 to 7.5.  c1982  aMeio de Cultura  aRhizobium  aCALAGEM (pH)  aTAXONOMIA/SELECAO DE ESTIRPES1 aPRASAD, V.1 aPRASAD, T. N.1 aKUMAR, S. B.1 aSRIVASTAVA, B. S.  tJ. Agric. Sci.gv.98, n.3, p.487-492, 1982.