00336naa a2200121 a 450000100080000000500110000800800410001910000180006024500580007826000090013665000140014577300550015916149211995-06-27       1959    bl ---       0--  u    #d1 aNORRIS, D. O.  aRhizobium affinities of African species of Trifolium.  c1959  aRhizobium  tEmpire J. Exp. Agric.gv.27, n.106, p.87-97, 1959.