00539naa a2200193 a 450000100080000000500110000800800410001910000210006024500860008126000090016765000170017665000140019365000100020765300150021765300210023270000200025370000160027377300560028916087401995-06-27       1985    bl uuuu     u00u1 u    #d1 aKIPE NOLT, J. A.  aRoot exudates of sorghum and utilization of exudates by nitrogen-fixing bacteria.  c1985  aAzospirillum  aRizosfera  aSorgo  aDiazotrofo  aExsudato de raiz1 aAVALAKKI, U. K.1 aDART, P. J.  tSoil Biol. Biochem.gv. 17, n. 6, p. 859-863, 1985.