bio_npzd.nml 2.18 KB
!-------------------------------------------------------------------------------
! NPZD biological model
! 
!  numc=        number of compartments for geobiochemical model
!  n_initial=   initial nutrient concentration                    [mmol N/m**3]
!  p_initial=   initial phytoplankton concentration               [mmol N/m**3]
!  z_initial=   initial zooplankton concentration                 [mmol N/m**3]
!  d_initial=   initial detritus concentration                    [mmol N/m**3]
!  p0=          minimum phytoplankton concentration (to be added to p) [ " ]
!  z0=          minimum zooplankton concentration (to be added to z)   [ " ]
!  w_p=         settling velocity of phytoplankton                [m/d]
!  w_d=         settling velocity of zooplankton                  [m/d]
!  kc=          attenuation constant for the self shading effect  [m**2/mmol N]
!  I_min=       minimum photosynthetically active radiation (PAR) [W/m**2]
!  rmax=       maximum nutrient uptake rate                       [1/d]
!  gmax=        maximum grazing rate                              [1/d]
!  Iv=          Ivlev constant                                    [ - ] 
!  alpha=       half saturation                                   [mmol N/m**3]
!  rpn=         p --> n rate (p metabolism)                       [1/d]
!  rzn=         z --> n rate (z metabolism)                       [1/d] 
!  rdn=         d --> n rate (remineralisation)                   [1/d] 
!  rpdu=        p --> d rate (p mortality), in euphotic zone      [1/d]
!  rpdl=        p --> d rate (p mortality), below euphotic zone   [1/d]
!  rzd=         z --> d rate (z mortality)                        [1/d]
!-------------------------------------------------------------------------------
&bio_npzd_nml
  numc=        4
  n_initial=   4.5
  p_initial=   1.e-15
  z_initial=   1.e-15
  d_initial=   4.5
  p0=          0.0225
  z0=          0.0225
  w_p=         -0.5
  w_d=         -5.
  kc=          0.03
  i_min=       25.
  rmax=        1.
  gmax=        0.2
  Iv=          1.1
  alpha=       0.4
  inib=        0.04
  k1=          0.5
  rpn=         0.01
  rzn=         0.01
  rdn=         0.003
  rpdu=        0.02
  rpdl=        0.1
  rzd=         0.02
 /