00884nam a2200325 a 450000100080000000500110000800800410001910000170006024501030007726000330018030000090021349000510022252000520027365000130032565000220033865000130036065000090037365000290038265000160041165000130042765000090044065300160044965300150046565300140048065300130049465300120050765300120051965300120053165300150054316824162008-03-20       1989    bl uuuu     u0uu1 u    #d1 aRAVEN, J. A.  aIonic equilibrium in nitrogen fixation systemsbconsultant final report IICA/EMBRAPA-PROCENSUL II.  aBrasilia: IICA/EMBRAPAc1989  a11p.  a(IICA. Publicacoes miscelaneas, A4/BR-89-011).  aIonic equilibrium in nitrogen fixation systems.  anitrogen  anitrogen fixation  aresearch  asoil  aFixação de Nitrogênio  aNitrogênio  aPesquisa  aSolo  aConsultoria  aEquilibrio  aFixação  aFixation  aIônico  aProject  aProjeto  aRelatório