00663naa a2200241 a 450000100080000000500110000800800410001910000220006024500640008226000090014665000190015565000130017465000160018765300290020365300220023265300120025465300130026665300200027965300250029970000190032470000150034377300630035813699541998-08-20       1986    bl ---       0--  u    #d1 aSHANKAR, H. N. R.  aAutotrophic growth and nitrogen fixation in Derxia gummosa.  c1986  aDerxia gummosa  anitrogen  aNitrogênio  aAtividade de nitrogenase  aBacteria fixadora  aFixacao  aFixation  aFixing bacteria  aNitrogenase activity1 aKENNEDY, I. R.1 aNEW, P. B.  tJournal of General Microbiologygv.132, p.1797-1803, 1986.