!----------------------------------------------------------------------- &namp4zprod ! parameters for phytoplankton growth for PISCES std - ln_p4z !----------------------------------------------------------------------- pislopen = 2. ! P-I slope pisloped = 2. ! P-I slope for diatoms xadap = 0. ! Adaptation factor to low light excretn = 0.05 ! excretion ratio of phytoplankton excretd = 0.05 ! excretion ratio of diatoms bresp = 0.033 ! Basal respiration rate chlcnm = 0.033 ! Maximum Chl/C in nanophytoplankton chlcdm = 0.05 ! Maximum Chl/C in diatoms chlcmin = 0.004 ! Minimum Chl/c in phytoplankton fecnm = 40E-6 ! Maximum Fe/C in nanophytoplankton fecdm = 40E-6 ! Maximum Fe/C in diatoms grosip = 0.159 ! mean Si/C ratio /