[7162] | 1 | MODULE p5zmort |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE p5zmort *** |
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| 4 | !! TOP : PISCES Compute the mortality terms for phytoplankton |
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| 5 | !!====================================================================== |
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| 6 | !! History : 1.0 ! 2002 (O. Aumont) Original code |
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| 7 | !! 2.0 ! 2007-12 (C. Ethe, G. Madec) F90 |
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| 8 | !! 3.6 ! 2015-05 (O. Aumont) PISCES quota |
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| 9 | !!---------------------------------------------------------------------- |
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| 10 | !! p5z_mort : Compute the mortality terms for phytoplankton |
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| 11 | !! p5z_mort_init : Initialize the mortality params for phytoplankton |
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| 12 | !!---------------------------------------------------------------------- |
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| 13 | USE oce_trc ! shared variables between ocean and passive tracers |
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| 14 | USE trc ! passive tracers common variables |
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| 15 | USE sms_pisces ! PISCES Source Minus Sink variables |
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| 16 | USE p5zlim ! Phytoplankton limitation terms |
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| 17 | USE prtctl_trc ! print control for debugging |
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| 18 | |
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| 19 | IMPLICIT NONE |
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| 20 | PRIVATE |
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| 21 | |
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| 22 | PUBLIC p5z_mort |
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| 23 | PUBLIC p5z_mort_init |
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| 24 | |
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| 25 | !! * Shared module variables |
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| 26 | REAL(wp), PUBLIC :: wchln !: |
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| 27 | REAL(wp), PUBLIC :: wchlp !: |
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| 28 | REAL(wp), PUBLIC :: wchld !: |
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| 29 | REAL(wp), PUBLIC :: wchldm !: |
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| 30 | REAL(wp), PUBLIC :: mpratn !: |
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| 31 | REAL(wp), PUBLIC :: mpratp !: |
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| 32 | REAL(wp), PUBLIC :: mpratd !: |
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| 33 | |
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| 34 | !!---------------------------------------------------------------------- |
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| 35 | !! NEMO/TOP 3.3 , NEMO Consortium (2010) |
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| 36 | !! $Id: p4zmort.F90 3160 2011-11-20 14:27:18Z cetlod $ |
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| 37 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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| 38 | !!---------------------------------------------------------------------- |
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| 39 | |
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| 40 | CONTAINS |
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| 41 | |
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| 42 | SUBROUTINE p5z_mort( kt ) |
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| 43 | !!--------------------------------------------------------------------- |
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| 44 | !! *** ROUTINE p5z_mort *** |
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| 45 | !! |
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| 46 | !! ** Purpose : Calls the different subroutine to initialize and compute |
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| 47 | !! the different phytoplankton mortality terms |
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| 48 | !! |
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| 49 | !! ** Method : - ??? |
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| 50 | !!--------------------------------------------------------------------- |
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| 51 | INTEGER, INTENT(in) :: kt ! ocean time step |
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| 52 | !!--------------------------------------------------------------------- |
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| 53 | |
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| 54 | CALL p5z_nano ! nanophytoplankton |
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| 55 | CALL p5z_pico ! picophytoplankton |
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| 56 | CALL p5z_diat ! diatoms |
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| 57 | |
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| 58 | END SUBROUTINE p5z_mort |
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| 59 | |
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| 60 | |
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| 61 | SUBROUTINE p5z_nano |
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| 62 | !!--------------------------------------------------------------------- |
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| 63 | !! *** ROUTINE p5z_nano *** |
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| 64 | !! |
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| 65 | !! ** Purpose : Compute the mortality terms for nanophytoplankton |
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| 66 | !! |
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| 67 | !! ** Method : - ??? |
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| 68 | !!--------------------------------------------------------------------- |
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| 69 | INTEGER :: ji, jj, jk |
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| 70 | REAL(wp) :: zcompaph |
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| 71 | REAL(wp) :: zfactfe, zfactch, zfactn, zfactp, zprcaca |
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| 72 | REAL(wp) :: ztortp , zrespp , zmortp |
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| 73 | CHARACTER (len=25) :: charout |
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| 74 | !!--------------------------------------------------------------------- |
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| 75 | ! |
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| 76 | IF( nn_timing == 1 ) CALL timing_start('p5z_nano') |
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| 77 | ! |
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| 78 | prodcal(:,:,:) = 0. !: calcite production variable set to zero |
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| 79 | DO jk = 1, jpkm1 |
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| 80 | DO jj = 1, jpj |
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| 81 | DO ji = 1, jpi |
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| 82 | zcompaph = MAX( ( trb(ji,jj,jk,jpphy) - 1e-9 ), 0.e0 ) |
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| 83 | ! Squared mortality of Phyto similar to a sedimentation term during |
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| 84 | ! blooms (Doney et al. 1996) |
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| 85 | ! ----------------------------------------------------------------- |
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| 86 | zrespp = wchln * 1.e6 * xstep * xdiss(ji,jj,jk) * zcompaph * trb(ji,jj,jk,jpphy) |
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| 87 | |
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| 88 | ! Phytoplankton linear mortality |
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| 89 | ! ------------------------------ |
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| 90 | ztortp = mpratn * xstep * zcompaph |
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| 91 | zmortp = zrespp + ztortp |
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| 92 | |
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| 93 | ! Update the arrays TRA which contains the biological sources and sinks |
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| 94 | |
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| 95 | zfactn = trb(ji,jj,jk,jpnph)/(trb(ji,jj,jk,jpphy)+rtrn) |
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| 96 | zfactp = trb(ji,jj,jk,jppph)/(trb(ji,jj,jk,jpphy)+rtrn) |
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| 97 | zfactfe = trb(ji,jj,jk,jpnfe)/(trb(ji,jj,jk,jpphy)+rtrn) |
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| 98 | zfactch = trb(ji,jj,jk,jpnch)/(trb(ji,jj,jk,jpphy)+rtrn) |
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| 99 | tra(ji,jj,jk,jpphy) = tra(ji,jj,jk,jpphy) - zmortp |
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| 100 | tra(ji,jj,jk,jpnph) = tra(ji,jj,jk,jpnph) - zmortp * zfactn |
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| 101 | tra(ji,jj,jk,jppph) = tra(ji,jj,jk,jppph) - zmortp * zfactp |
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| 102 | tra(ji,jj,jk,jpnch) = tra(ji,jj,jk,jpnch) - zmortp * zfactch |
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| 103 | tra(ji,jj,jk,jpnfe) = tra(ji,jj,jk,jpnfe) - zmortp * zfactfe |
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| 104 | zprcaca = xfracal(ji,jj,jk) * zmortp |
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| 105 | ! |
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| 106 | prodcal(ji,jj,jk) = prodcal(ji,jj,jk) + zprcaca ! prodcal=prodcal(nanophy)+prodcal(microzoo)+prodcal(mesozoo) |
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| 107 | ! |
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| 108 | tra(ji,jj,jk,jpdic) = tra(ji,jj,jk,jpdic) - zprcaca |
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| 109 | tra(ji,jj,jk,jptal) = tra(ji,jj,jk,jptal) - 2. * zprcaca |
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| 110 | tra(ji,jj,jk,jpcal) = tra(ji,jj,jk,jpcal) + zprcaca |
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| 111 | tra(ji,jj,jk,jppoc) = tra(ji,jj,jk,jppoc) + zmortp |
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| 112 | tra(ji,jj,jk,jppon) = tra(ji,jj,jk,jppon) + zmortp * zfactn |
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| 113 | tra(ji,jj,jk,jppop) = tra(ji,jj,jk,jppop) + zmortp * zfactp |
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| 114 | prodpoc(ji,jj,jk) = prodpoc(ji,jj,jk) + zmortp |
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| 115 | tra(ji,jj,jk,jpsfe) = tra(ji,jj,jk,jpsfe) + zmortp * zfactfe |
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| 116 | END DO |
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| 117 | END DO |
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| 118 | END DO |
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| 119 | ! |
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| 120 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
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| 121 | WRITE(charout, FMT="('nano')") |
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| 122 | CALL prt_ctl_trc_info(charout) |
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| 123 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm) |
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| 124 | ENDIF |
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| 125 | ! |
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| 126 | IF( nn_timing == 1 ) CALL timing_stop('p5z_nano') |
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| 127 | ! |
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| 128 | END SUBROUTINE p5z_nano |
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| 129 | |
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| 130 | SUBROUTINE p5z_pico |
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| 131 | !!--------------------------------------------------------------------- |
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| 132 | !! *** ROUTINE p5z_pico *** |
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| 133 | !! |
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| 134 | !! ** Purpose : Compute the mortality terms for picophytoplankton |
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| 135 | !! |
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| 136 | !! ** Method : - ??? |
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| 137 | !!--------------------------------------------------------------------- |
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| 138 | INTEGER :: ji, jj, jk |
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| 139 | REAL(wp) :: zcompaph |
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| 140 | REAL(wp) :: zfactfe, zfactch, zfactn, zfactp |
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| 141 | REAL(wp) :: ztortp , zrespp , zmortp |
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| 142 | CHARACTER (len=25) :: charout |
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| 143 | !!--------------------------------------------------------------------- |
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| 144 | ! |
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| 145 | IF( nn_timing == 1 ) CALL timing_start('p5z_pico') |
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| 146 | ! |
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| 147 | DO jk = 1, jpkm1 |
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| 148 | DO jj = 1, jpj |
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| 149 | DO ji = 1, jpi |
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| 150 | zcompaph = MAX( ( trb(ji,jj,jk,jppic) - 1e-9 ), 0.e0 ) |
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| 151 | ! Squared mortality of Phyto similar to a sedimentation term during |
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| 152 | ! blooms (Doney et al. 1996) |
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| 153 | ! ----------------------------------------------------------------- |
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| 154 | zrespp = wchlp * 1.e6 * xstep * xdiss(ji,jj,jk) * zcompaph * trb(ji,jj,jk,jppic) |
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| 155 | |
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| 156 | ! Phytoplankton mortality |
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| 157 | ztortp = mpratp * xstep * zcompaph |
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| 158 | zmortp = zrespp + ztortp |
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| 159 | |
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| 160 | ! Update the arrays TRA which contains the biological sources and sinks |
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| 161 | |
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| 162 | zfactn = trb(ji,jj,jk,jpnpi)/(trb(ji,jj,jk,jppic)+rtrn) |
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| 163 | zfactp = trb(ji,jj,jk,jpppi)/(trb(ji,jj,jk,jppic)+rtrn) |
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| 164 | zfactfe = trb(ji,jj,jk,jppfe)/(trb(ji,jj,jk,jppic)+rtrn) |
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| 165 | zfactch = trb(ji,jj,jk,jppch)/(trb(ji,jj,jk,jppic)+rtrn) |
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| 166 | tra(ji,jj,jk,jppic) = tra(ji,jj,jk,jppic) - zmortp |
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| 167 | tra(ji,jj,jk,jpnpi) = tra(ji,jj,jk,jpnpi) - zmortp * zfactn |
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| 168 | tra(ji,jj,jk,jpppi) = tra(ji,jj,jk,jpppi) - zmortp * zfactp |
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| 169 | tra(ji,jj,jk,jppch) = tra(ji,jj,jk,jppch) - zmortp * zfactch |
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| 170 | tra(ji,jj,jk,jppfe) = tra(ji,jj,jk,jppfe) - zmortp * zfactfe |
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| 171 | tra(ji,jj,jk,jppoc) = tra(ji,jj,jk,jppoc) + zmortp |
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| 172 | tra(ji,jj,jk,jppon) = tra(ji,jj,jk,jppon) + zmortp * zfactn |
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| 173 | tra(ji,jj,jk,jppop) = tra(ji,jj,jk,jppop) + zmortp * zfactp |
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| 174 | tra(ji,jj,jk,jpsfe) = tra(ji,jj,jk,jpsfe) + zmortp * zfactfe |
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| 175 | prodpoc(ji,jj,jk) = prodpoc(ji,jj,jk) + zmortp |
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| 176 | END DO |
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| 177 | END DO |
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| 178 | END DO |
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| 179 | ! |
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| 180 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
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| 181 | WRITE(charout, FMT="('pico')") |
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| 182 | CALL prt_ctl_trc_info(charout) |
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| 183 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm) |
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| 184 | ENDIF |
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| 185 | ! |
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| 186 | IF( nn_timing == 1 ) CALL timing_stop('p5z_pico') |
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| 187 | ! |
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| 188 | END SUBROUTINE p5z_pico |
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| 189 | |
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| 190 | |
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| 191 | SUBROUTINE p5z_diat |
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| 192 | !!--------------------------------------------------------------------- |
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| 193 | !! *** ROUTINE p5z_diat *** |
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| 194 | !! |
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| 195 | !! ** Purpose : Compute the mortality terms for diatoms |
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| 196 | !! |
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| 197 | !! ** Method : - ??? |
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| 198 | !!--------------------------------------------------------------------- |
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| 199 | INTEGER :: ji, jj, jk |
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| 200 | REAL(wp) :: zfactfe,zfactsi,zfactch, zfactn, zfactp, zcompadi |
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| 201 | REAL(wp) :: zrespp2, ztortp2, zmortp2 |
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| 202 | REAL(wp) :: zlim2, zlim1 |
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| 203 | CHARACTER (len=25) :: charout |
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| 204 | !!--------------------------------------------------------------------- |
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| 205 | ! |
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| 206 | IF( nn_timing == 1 ) CALL timing_start('p5z_diat') |
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| 207 | ! |
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| 208 | |
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| 209 | DO jk = 1, jpkm1 |
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| 210 | DO jj = 1, jpj |
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| 211 | DO ji = 1, jpi |
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| 212 | |
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| 213 | zcompadi = MAX( ( trb(ji,jj,jk,jpdia) - 1E-9), 0. ) |
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| 214 | |
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| 215 | ! Aggregation term for diatoms is increased in case of nutrient |
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| 216 | ! stress as observed in reality. The stressed cells become more |
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| 217 | ! sticky and coagulate to sink quickly out of the euphotic zone |
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| 218 | ! ------------------------------------------------------------- |
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| 219 | ! Phytoplankton squared mortality |
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| 220 | ! ------------------------------- |
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| 221 | zlim2 = xlimdia(ji,jj,jk) * xlimdia(ji,jj,jk) |
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| 222 | zlim1 = 0.25 * ( 1. - zlim2 ) / ( 0.25 + zlim2 ) |
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| 223 | zrespp2 = 1.e6 * xstep * ( wchld + wchldm * zlim1 ) * xdiss(ji,jj,jk) * zcompadi * trb(ji,jj,jk,jpdia) |
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| 224 | |
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| 225 | ! Phytoplankton linear mortality |
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| 226 | ! ------------------------------ |
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| 227 | ztortp2 = mpratd * xstep * zcompadi |
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| 228 | zmortp2 = zrespp2 + ztortp2 |
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| 229 | |
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| 230 | ! Update the arrays tra which contains the biological sources and sinks |
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| 231 | ! --------------------------------------------------------------------- |
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| 232 | zfactn = trb(ji,jj,jk,jpndi) / ( trb(ji,jj,jk,jpdia) + rtrn ) |
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| 233 | zfactp = trb(ji,jj,jk,jppdi) / ( trb(ji,jj,jk,jpdia) + rtrn ) |
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| 234 | zfactch = trb(ji,jj,jk,jpdch) / ( trb(ji,jj,jk,jpdia) + rtrn ) |
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| 235 | zfactfe = trb(ji,jj,jk,jpdfe) / ( trb(ji,jj,jk,jpdia) + rtrn ) |
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| 236 | zfactsi = trb(ji,jj,jk,jpdsi) / ( trb(ji,jj,jk,jpdia) + rtrn ) |
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| 237 | tra(ji,jj,jk,jpdia) = tra(ji,jj,jk,jpdia) - zmortp2 |
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| 238 | tra(ji,jj,jk,jpndi) = tra(ji,jj,jk,jpndi) - zmortp2 * zfactn |
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| 239 | tra(ji,jj,jk,jppdi) = tra(ji,jj,jk,jppdi) - zmortp2 * zfactp |
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| 240 | tra(ji,jj,jk,jpdch) = tra(ji,jj,jk,jpdch) - zmortp2 * zfactch |
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| 241 | tra(ji,jj,jk,jpdfe) = tra(ji,jj,jk,jpdfe) - zmortp2 * zfactfe |
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| 242 | tra(ji,jj,jk,jpdsi) = tra(ji,jj,jk,jpdsi) - zmortp2 * zfactsi |
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| 243 | tra(ji,jj,jk,jpgsi) = tra(ji,jj,jk,jpgsi) + zmortp2 * zfactsi |
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| 244 | tra(ji,jj,jk,jpgoc) = tra(ji,jj,jk,jpgoc) + zrespp2 |
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| 245 | tra(ji,jj,jk,jpgon) = tra(ji,jj,jk,jpgon) + zrespp2 * zfactn |
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| 246 | tra(ji,jj,jk,jpgop) = tra(ji,jj,jk,jpgop) + zrespp2 * zfactp |
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| 247 | tra(ji,jj,jk,jpbfe) = tra(ji,jj,jk,jpbfe) + zrespp2 * zfactfe |
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| 248 | tra(ji,jj,jk,jppoc) = tra(ji,jj,jk,jppoc) + ztortp2 |
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| 249 | tra(ji,jj,jk,jppon) = tra(ji,jj,jk,jppon) + ztortp2 * zfactn |
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| 250 | tra(ji,jj,jk,jppop) = tra(ji,jj,jk,jppop) + ztortp2 * zfactp |
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| 251 | tra(ji,jj,jk,jpsfe) = tra(ji,jj,jk,jpsfe) + ztortp2 * zfactfe |
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| 252 | prodpoc(ji,jj,jk) = prodpoc(ji,jj,jk) + ztortp2 |
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| 253 | prodgoc(ji,jj,jk) = prodgoc(ji,jj,jk) + zrespp2 |
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| 254 | END DO |
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| 255 | END DO |
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| 256 | END DO |
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| 257 | ! |
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| 258 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
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| 259 | WRITE(charout, FMT="('diat')") |
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| 260 | CALL prt_ctl_trc_info(charout) |
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| 261 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm) |
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| 262 | ENDIF |
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| 263 | ! |
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| 264 | IF( nn_timing == 1 ) CALL timing_stop('p5z_diat') |
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| 265 | ! |
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| 266 | END SUBROUTINE p5z_diat |
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| 267 | |
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| 268 | SUBROUTINE p5z_mort_init |
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| 269 | |
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| 270 | !!---------------------------------------------------------------------- |
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| 271 | !! *** ROUTINE p5z_mort_init *** |
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| 272 | !! |
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| 273 | !! ** Purpose : Initialization of phytoplankton parameters |
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| 274 | !! |
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| 275 | !! ** Method : Read the nampismort namelist and check the parameters |
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| 276 | !! called at the first timestep |
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| 277 | !! |
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| 278 | !! ** input : Namelist nampismort |
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| 279 | !! |
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| 280 | !!---------------------------------------------------------------------- |
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| 281 | |
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| 282 | NAMELIST/namp5zmort/ wchln, wchlp, wchld, wchldm, mpratn, mpratp, mpratd |
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| 283 | INTEGER :: ios ! Local integer output status for namelist read |
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| 284 | |
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| 285 | REWIND( numnatp_ref ) ! Namelist nampismort in reference namelist : Pisces phytoplankton |
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| 286 | READ ( numnatp_ref, namp5zmort, IOSTAT = ios, ERR = 901) |
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| 287 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namp5zmort in reference namelist', lwp ) |
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| 288 | |
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| 289 | REWIND( numnatp_cfg ) ! Namelist nampismort in configuration namelist : Pisces phytoplankton |
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| 290 | READ ( numnatp_cfg, namp5zmort, IOSTAT = ios, ERR = 902 ) |
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| 291 | 902 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namp5zmort in configuration namelist', lwp ) |
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| 292 | IF(lwm) WRITE ( numonp, namp5zmort ) |
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| 293 | |
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| 294 | IF(lwp) THEN ! control print |
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| 295 | WRITE(numout,*) ' ' |
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| 296 | WRITE(numout,*) ' Namelist parameters for phytoplankton mortality, namp5zmort' |
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| 297 | WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~' |
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| 298 | WRITE(numout,*) ' quadratic mortality of phytoplankton wchln =', wchln |
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| 299 | WRITE(numout,*) ' quadratic mortality of picophyto. wchlp =', wchlp |
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| 300 | WRITE(numout,*) ' quadratic mortality of diatoms wchld =', wchld |
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| 301 | WRITE(numout,*) ' Additional quadratic mortality of diatoms wchldm =', wchldm |
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| 302 | WRITE(numout,*) ' nanophyto. mortality rate mpratn =', mpratn |
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| 303 | WRITE(numout,*) ' picophyto. mortality rate mpratp =', mpratp |
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| 304 | WRITE(numout,*) ' Diatoms mortality rate mpratd =', mpratd |
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| 305 | ENDIF |
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| 306 | |
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| 307 | END SUBROUTINE p5z_mort_init |
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| 308 | |
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| 309 | !!====================================================================== |
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| 310 | END MODULE p5zmort |
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