00689naa a2200241 a 450000100080000000500110000800800410001910000200006024500520008026000090013230000150014152000530015665000130020965000090022265000160023165000160024765000090026365300100027265300110028265300150029370000190030877301200032710369401994-04-11       1981    bl uuuu     u00u1 u    #d1 aVAN VEEN, J. A.  aSimulation model of the behaviour of N in soil.  c1981  ap.126-144.  aSimulation model  of the behaviour of N in soil.  anitrogen  asoil  aNitrogênio  aSimulação  aSolo  aModel  aModelo  aSimulation1 aFRISSEL, M. J.  tIn: FRISSEL, M.J.; VEEN, J.A. van. Simulation of nitrogen behaviour of soil-plant systems. Wageningen: PUDOC, 1981.