00510naa a2200205 a 450000100080000000500110000800800410001910000190006024500760007926000090015565000080016465000130017265000100018565000090019565000140020465300150021865300150023370000180024877300380026616153821995-06-27       1978    bl ---       0--  u    #d1 aCONKLIN, A. R.  aA recovery of asymbiotic nitrogen fixation in the rhizosphere of weeds.  c1978  aAra  aEcologia  aPraga  aRaiz  aRizosfera  aDIAZOTROFO  aOCORRENCIA1 aBISWAS, P. K.  tWeed Sci.gv.26, p.148-150, 1978.