[935] | 1 | MODULE p4zrem |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE p4zrem *** |
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| 4 | !! TOP : PISCES Compute remineralization/scavenging of organic compounds |
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| 5 | !!====================================================================== |
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| 6 | !! History : 1.0 ! 2004 (O. Aumont) Original code |
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| 7 | !! 2.0 ! 2007-12 (C. Ethe, G. Madec) F90 |
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[2977] | 8 | !! 3.4 ! 2011-06 (O. Aumont, C. Ethe) Quota model for iron |
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[935] | 9 | !!---------------------------------------------------------------------- |
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| 10 | #if defined key_pisces |
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| 11 | !!---------------------------------------------------------------------- |
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| 12 | !! 'key_top' and TOP models |
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| 13 | !! 'key_pisces' PISCES bio-model |
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| 14 | !!---------------------------------------------------------------------- |
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[2977] | 15 | !! p4z_rem : Compute remineralization/scavenging of organic compounds |
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| 16 | !! p4z_rem_init : Initialisation of parameters for remineralisation |
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| 17 | !! p4z_rem_alloc : Allocate remineralisation variables |
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[935] | 18 | !!---------------------------------------------------------------------- |
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[2977] | 19 | USE oce_trc ! shared variables between ocean and passive tracers |
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| 20 | USE trc ! passive tracers common variables |
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| 21 | USE sms_pisces ! PISCES Source Minus Sink variables |
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| 22 | USE p4zopt ! optical model |
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| 23 | USE p4zche ! chemical model |
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| 24 | USE p4zprod ! Growth rate of the 2 phyto groups |
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| 25 | USE p4zmeso ! Sources and sinks of mesozooplankton |
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| 26 | USE p4zint ! interpolation and computation of various fields |
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| 27 | USE prtctl_trc ! print control for debugging |
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[935] | 28 | |
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| 29 | IMPLICIT NONE |
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| 30 | PRIVATE |
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| 31 | |
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[2528] | 32 | PUBLIC p4z_rem ! called in p4zbio.F90 |
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| 33 | PUBLIC p4z_rem_init ! called in trcsms_pisces.F90 |
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[2715] | 34 | PUBLIC p4z_rem_alloc |
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[935] | 35 | |
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[2977] | 36 | !! * Shared module variables |
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| 37 | REAL(wp), PUBLIC :: xremik = 0.3_wp !: remineralisation rate of POC |
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| 38 | REAL(wp), PUBLIC :: xremip = 0.025_wp !: remineralisation rate of DOC |
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| 39 | REAL(wp), PUBLIC :: nitrif = 0.05_wp !: NH4 nitrification rate |
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| 40 | REAL(wp), PUBLIC :: xsirem = 0.003_wp !: remineralisation rate of POC |
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| 41 | REAL(wp), PUBLIC :: xsiremlab = 0.025_wp !: fast remineralisation rate of POC |
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| 42 | REAL(wp), PUBLIC :: xsilab = 0.31_wp !: fraction of labile biogenic silica |
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| 43 | REAL(wp), PUBLIC :: xlam1 = 0.005_wp !: scavenging rate of Iron |
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| 44 | REAL(wp), PUBLIC :: oxymin = 1.e-6_wp !: halk saturation constant for anoxia |
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| 45 | REAL(wp), PUBLIC :: ligand = 0.6E-9_wp !: ligand concentration in the ocean |
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[1073] | 46 | |
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[935] | 47 | |
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[2977] | 48 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: denitr !: denitrification array |
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| 49 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: denitnh4 !: - - - - - |
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[935] | 50 | |
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[2977] | 51 | |
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[935] | 52 | !!* Substitution |
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[1800] | 53 | # include "top_substitute.h90" |
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[935] | 54 | !!---------------------------------------------------------------------- |
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[2528] | 55 | !! NEMO/TOP 3.3 , NEMO Consortium (2010) |
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[1152] | 56 | !! $Id$ |
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[2715] | 57 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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[935] | 58 | !!---------------------------------------------------------------------- |
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| 59 | CONTAINS |
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| 60 | |
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[2528] | 61 | SUBROUTINE p4z_rem( kt ) |
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[935] | 62 | !!--------------------------------------------------------------------- |
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| 63 | !! *** ROUTINE p4z_rem *** |
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| 64 | !! |
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| 65 | !! ** Purpose : Compute remineralization/scavenging of organic compounds |
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| 66 | !! |
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| 67 | !! ** Method : - ??? |
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| 68 | !!--------------------------------------------------------------------- |
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[2715] | 69 | USE wrk_nemo, ONLY: wrk_in_use, wrk_not_released |
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| 70 | USE wrk_nemo, ONLY: ztempbac => wrk_2d_1 |
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[2977] | 71 | USE wrk_nemo, ONLY: zdepbac => wrk_3d_2, zolimi => wrk_3d_3, zolimi2 => wrk_3d_4 |
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[2715] | 72 | ! |
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[2528] | 73 | INTEGER, INTENT(in) :: kt ! ocean time step |
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[2715] | 74 | ! |
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[935] | 75 | INTEGER :: ji, jj, jk |
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[2977] | 76 | REAL(wp) :: zremip, zremik , zlam1b, zdepbac2 |
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[2773] | 77 | REAL(wp) :: zkeq , zfeequi, zsiremin, zfesatur |
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[2977] | 78 | REAL(wp) :: zsatur, zsatur2, znusil, zdep, zfactdep |
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[1255] | 79 | REAL(wp) :: zbactfer, zorem, zorem2, zofer |
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[2977] | 80 | REAL(wp) :: zosil, zdenom1, zscave, zaggdfe, zcoag |
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[1255] | 81 | #if ! defined key_kriest |
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| 82 | REAL(wp) :: zofer2, zdenom, zdenom2 |
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| 83 | #endif |
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[2528] | 84 | REAL(wp) :: zlamfac, zonitr, zstep |
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[935] | 85 | CHARACTER (len=25) :: charout |
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| 86 | !!--------------------------------------------------------------------- |
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| 87 | |
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[2977] | 88 | IF( wrk_in_use(2, 1) .OR. wrk_in_use(3, 2,3,4) ) THEN |
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[2715] | 89 | CALL ctl_stop('p4z_rem: requested workspace arrays unavailable') ; RETURN |
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| 90 | ENDIF |
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[935] | 91 | |
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[1744] | 92 | ! Initialisation of temprary arrys |
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[2715] | 93 | zdepbac (:,:,:) = 0._wp |
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| 94 | zolimi (:,:,:) = 0._wp |
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[2977] | 95 | zolimi2 (:,:,:) = 0._wp |
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[2715] | 96 | ztempbac(:,:) = 0._wp |
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[935] | 97 | |
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[2528] | 98 | ! Computation of the mean phytoplankton concentration as |
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| 99 | ! a crude estimate of the bacterial biomass |
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| 100 | ! -------------------------------------------------- |
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[935] | 101 | DO jk = 1, jpkm1 |
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| 102 | DO jj = 1, jpj |
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| 103 | DO ji = 1, jpi |
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[2977] | 104 | zdep = MAX( hmld(ji,jj), heup(ji,jj) ) |
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| 105 | IF( fsdept(ji,jj,jk) < zdep ) THEN |
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[935] | 106 | zdepbac(ji,jj,jk) = MIN( 0.7 * ( trn(ji,jj,jk,jpzoo) + 2.* trn(ji,jj,jk,jpmes) ), 4.e-6 ) |
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| 107 | ztempbac(ji,jj) = zdepbac(ji,jj,jk) |
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| 108 | ELSE |
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[2977] | 109 | zdepbac(ji,jj,jk) = MIN( 1., zdep / fsdept(ji,jj,jk) ) * ztempbac(ji,jj) |
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[935] | 110 | ENDIF |
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| 111 | END DO |
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| 112 | END DO |
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| 113 | END DO |
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| 114 | |
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| 115 | DO jk = 1, jpkm1 |
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| 116 | DO jj = 1, jpj |
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| 117 | DO ji = 1, jpi |
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[2528] | 118 | ! denitrification factor computed from O2 levels |
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[935] | 119 | nitrfac(ji,jj,jk) = MAX( 0.e0, 0.4 * ( 6.e-6 - trn(ji,jj,jk,jpoxy) ) & |
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| 120 | & / ( oxymin + trn(ji,jj,jk,jpoxy) ) ) |
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[2528] | 121 | nitrfac(ji,jj,jk) = MIN( 1., nitrfac(ji,jj,jk) ) |
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[935] | 122 | END DO |
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| 123 | END DO |
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| 124 | END DO |
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| 125 | |
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| 126 | DO jk = 1, jpkm1 |
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| 127 | DO jj = 1, jpj |
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| 128 | DO ji = 1, jpi |
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[2977] | 129 | zstep = xstep |
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[2528] | 130 | # if defined key_degrad |
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[2977] | 131 | zstep = zstep * facvol(ji,jj,jk) |
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[935] | 132 | # endif |
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[2528] | 133 | ! DOC ammonification. Depends on depth, phytoplankton biomass |
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| 134 | ! and a limitation term which is supposed to be a parameterization |
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| 135 | ! of the bacterial activity. |
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| 136 | zremik = xremik * zstep / 1.e-6 * xlimbac(ji,jj,jk) * zdepbac(ji,jj,jk) |
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[2977] | 137 | zremik = MAX( zremik, 2.e-4 * xstep ) |
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[2528] | 138 | ! Ammonification in oxic waters with oxygen consumption |
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| 139 | ! ----------------------------------------------------- |
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[2977] | 140 | zolimi (ji,jj,jk) = zremik * ( 1.- nitrfac(ji,jj,jk) ) * trn(ji,jj,jk,jpdoc) |
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| 141 | zolimi2(ji,jj,jk) = MIN( ( trn(ji,jj,jk,jpoxy) - rtrn ) / o2ut, zolimi(ji,jj,jk) ) |
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[2528] | 142 | ! Ammonification in suboxic waters with denitrification |
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| 143 | ! ------------------------------------------------------- |
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[2977] | 144 | denitr(ji,jj,jk) = MIN( ( trn(ji,jj,jk,jpno3) - rtrn ) / rdenit, & |
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[935] | 145 | & zremik * nitrfac(ji,jj,jk) * trn(ji,jj,jk,jpdoc) ) |
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[2977] | 146 | ! |
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[1744] | 147 | zolimi (ji,jj,jk) = MAX( 0.e0, zolimi (ji,jj,jk) ) |
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[2977] | 148 | zolimi2(ji,jj,jk) = MAX( 0.e0, zolimi2(ji,jj,jk) ) |
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[1744] | 149 | denitr (ji,jj,jk) = MAX( 0.e0, denitr (ji,jj,jk) ) |
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[2977] | 150 | ! |
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[1744] | 151 | END DO |
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| 152 | END DO |
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| 153 | END DO |
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[935] | 154 | |
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[2977] | 155 | |
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[935] | 156 | DO jk = 1, jpkm1 |
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| 157 | DO jj = 1, jpj |
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| 158 | DO ji = 1, jpi |
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[2977] | 159 | zstep = xstep |
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[2528] | 160 | # if defined key_degrad |
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[2977] | 161 | zstep = zstep * facvol(ji,jj,jk) |
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[935] | 162 | # endif |
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[2528] | 163 | ! NH4 nitrification to NO3. Ceased for oxygen concentrations |
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| 164 | ! below 2 umol/L. Inhibited at strong light |
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| 165 | ! ---------------------------------------------------------- |
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[2977] | 166 | zonitr =nitrif * zstep * trn(ji,jj,jk,jpnh4) / ( 1.+ emoy(ji,jj,jk) ) * ( 1.- nitrfac(ji,jj,jk) ) |
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| 167 | denitnh4(ji,jj,jk) = nitrif * zstep * trn(ji,jj,jk,jpnh4) * nitrfac(ji,jj,jk) |
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[2528] | 168 | ! Update of the tracers trends |
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| 169 | ! ---------------------------- |
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[2977] | 170 | tra(ji,jj,jk,jpnh4) = tra(ji,jj,jk,jpnh4) - zonitr - denitnh4(ji,jj,jk) |
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| 171 | tra(ji,jj,jk,jpno3) = tra(ji,jj,jk,jpno3) + zonitr - rdenita * denitnh4(ji,jj,jk) |
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[2528] | 172 | tra(ji,jj,jk,jpoxy) = tra(ji,jj,jk,jpoxy) - o2nit * zonitr |
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[2977] | 173 | tra(ji,jj,jk,jptal) = tra(ji,jj,jk,jptal) - 2 * rno3 * zonitr + rno3 * ( rdenita - 1. ) * denitnh4(ji,jj,jk) |
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[935] | 174 | END DO |
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| 175 | END DO |
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| 176 | END DO |
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| 177 | |
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| 178 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
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| 179 | WRITE(charout, FMT="('rem1')") |
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| 180 | CALL prt_ctl_trc_info(charout) |
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| 181 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm) |
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| 182 | ENDIF |
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| 183 | |
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| 184 | DO jk = 1, jpkm1 |
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| 185 | DO jj = 1, jpj |
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| 186 | DO ji = 1, jpi |
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| 187 | |
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[2528] | 188 | ! Bacterial uptake of iron. No iron is available in DOC. So |
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| 189 | ! Bacteries are obliged to take up iron from the water. Some |
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| 190 | ! studies (especially at Papa) have shown this uptake to be significant |
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| 191 | ! ---------------------------------------------------------- |
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[2977] | 192 | zdepbac2 = zdepbac(ji,jj,jk) * zdepbac(ji,jj,jk) |
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| 193 | zbactfer = 20.e-6 * rfact2 * prmax(ji,jj,jk) & |
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| 194 | & * trn(ji,jj,jk,jpfer) / ( 5E-10 + trn(ji,jj,jk,jpfer) ) & |
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| 195 | & * zdepbac2 / ( xkgraz2 + zdepbac(ji,jj,jk) ) & |
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| 196 | & * ( 0.5 + SIGN( 0.5, trn(ji,jj,jk,jpfer) -2.e-11 ) ) |
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[935] | 197 | |
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| 198 | tra(ji,jj,jk,jpfer) = tra(ji,jj,jk,jpfer) - zbactfer |
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| 199 | #if defined key_kriest |
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| 200 | tra(ji,jj,jk,jpsfe) = tra(ji,jj,jk,jpsfe) + zbactfer |
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| 201 | #else |
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| 202 | tra(ji,jj,jk,jpbfe) = tra(ji,jj,jk,jpbfe) + zbactfer |
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| 203 | #endif |
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| 204 | END DO |
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| 205 | END DO |
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| 206 | END DO |
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| 207 | |
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| 208 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
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| 209 | WRITE(charout, FMT="('rem2')") |
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| 210 | CALL prt_ctl_trc_info(charout) |
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| 211 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm) |
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| 212 | ENDIF |
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| 213 | |
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| 214 | DO jk = 1, jpkm1 |
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| 215 | DO jj = 1, jpj |
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| 216 | DO ji = 1, jpi |
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[2977] | 217 | zstep = xstep |
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[2528] | 218 | # if defined key_degrad |
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[2977] | 219 | zstep = zstep * facvol(ji,jj,jk) |
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[935] | 220 | # endif |
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[2528] | 221 | ! POC disaggregation by turbulence and bacterial activity. |
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| 222 | ! ------------------------------------------------------------- |
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[2977] | 223 | zremip = xremip * zstep * tgfunc(ji,jj,jk) * ( 1.- 0.7 * nitrfac(ji,jj,jk) ) |
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[935] | 224 | |
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[2528] | 225 | ! POC disaggregation rate is reduced in anoxic zone as shown by |
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| 226 | ! sediment traps data. In oxic area, the exponent of the martin s |
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| 227 | ! law is around -0.87. In anoxic zone, it is around -0.35. This |
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| 228 | ! means a disaggregation constant about 0.5 the value in oxic zones |
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| 229 | ! ----------------------------------------------------------------- |
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[935] | 230 | zorem = zremip * trn(ji,jj,jk,jppoc) |
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| 231 | zofer = zremip * trn(ji,jj,jk,jpsfe) |
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| 232 | #if ! defined key_kriest |
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| 233 | zorem2 = zremip * trn(ji,jj,jk,jpgoc) |
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| 234 | zofer2 = zremip * trn(ji,jj,jk,jpbfe) |
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| 235 | #else |
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| 236 | zorem2 = zremip * trn(ji,jj,jk,jpnum) |
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| 237 | #endif |
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| 238 | |
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[2528] | 239 | ! Update the appropriate tracers trends |
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| 240 | ! ------------------------------------- |
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[935] | 241 | |
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| 242 | tra(ji,jj,jk,jpdoc) = tra(ji,jj,jk,jpdoc) + zorem |
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| 243 | tra(ji,jj,jk,jpfer) = tra(ji,jj,jk,jpfer) + zofer |
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| 244 | #if defined key_kriest |
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| 245 | tra(ji,jj,jk,jppoc) = tra(ji,jj,jk,jppoc) - zorem |
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| 246 | tra(ji,jj,jk,jpnum) = tra(ji,jj,jk,jpnum) - zorem2 |
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| 247 | tra(ji,jj,jk,jpsfe) = tra(ji,jj,jk,jpsfe) - zofer |
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| 248 | #else |
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| 249 | tra(ji,jj,jk,jppoc) = tra(ji,jj,jk,jppoc) + zorem2 - zorem |
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| 250 | tra(ji,jj,jk,jpgoc) = tra(ji,jj,jk,jpgoc) - zorem2 |
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| 251 | tra(ji,jj,jk,jpsfe) = tra(ji,jj,jk,jpsfe) + zofer2 - zofer |
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| 252 | tra(ji,jj,jk,jpbfe) = tra(ji,jj,jk,jpbfe) - zofer2 |
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| 253 | #endif |
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| 254 | |
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| 255 | END DO |
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| 256 | END DO |
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| 257 | END DO |
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| 258 | |
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| 259 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
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| 260 | WRITE(charout, FMT="('rem3')") |
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| 261 | CALL prt_ctl_trc_info(charout) |
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| 262 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm) |
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| 263 | ENDIF |
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| 264 | |
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| 265 | DO jk = 1, jpkm1 |
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| 266 | DO jj = 1, jpj |
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| 267 | DO ji = 1, jpi |
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[2977] | 268 | zstep = xstep |
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[2528] | 269 | # if defined key_degrad |
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[2977] | 270 | zstep = zstep * facvol(ji,jj,jk) |
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[2528] | 271 | # endif |
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| 272 | ! Remineralization rate of BSi depedant on T and saturation |
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| 273 | ! --------------------------------------------------------- |
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[2977] | 274 | zsatur = ( sio3eq(ji,jj,jk) - trn(ji,jj,jk,jpsil) ) / ( sio3eq(ji,jj,jk) + rtrn ) |
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| 275 | zsatur = MAX( rtrn, zsatur ) |
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| 276 | zsatur2 = zsatur * ( 1. + tsn(ji,jj,jk,jp_tem) / 400.)**4 |
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| 277 | znusil = 0.225 * ( 1. + tsn(ji,jj,jk,jp_tem) / 15.) * zsatur + 0.775 * zsatur2**9.25 |
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| 278 | zdep = MAX( hmld(ji,jj), heup(ji,jj) ) |
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| 279 | zdep = MAX( 0., fsdept(ji,jj,jk) - zdep ) |
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| 280 | zfactdep = xsilab * EXP(-( xsiremlab - xsirem ) * zdep / wsbio2 ) |
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| 281 | zsiremin = ( xsiremlab * zfactdep + xsirem * ( 1. - zfactdep ) ) * zstep * znusil |
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| 282 | zosil = zsiremin * trn(ji,jj,jk,jpdsi) |
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| 283 | ! |
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[935] | 284 | tra(ji,jj,jk,jpdsi) = tra(ji,jj,jk,jpdsi) - zosil |
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| 285 | tra(ji,jj,jk,jpsil) = tra(ji,jj,jk,jpsil) + zosil |
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| 286 | ! |
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| 287 | END DO |
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| 288 | END DO |
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| 289 | END DO |
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| 290 | |
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| 291 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
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| 292 | WRITE(charout, FMT="('rem4')") |
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| 293 | CALL prt_ctl_trc_info(charout) |
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| 294 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm) |
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| 295 | ENDIF |
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| 296 | |
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[2977] | 297 | zfesatur = ligand |
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[935] | 298 | !CDIR NOVERRCHK |
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| 299 | DO jk = 1, jpkm1 |
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| 300 | !CDIR NOVERRCHK |
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| 301 | DO jj = 1, jpj |
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| 302 | !CDIR NOVERRCHK |
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| 303 | DO ji = 1, jpi |
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[2977] | 304 | zstep = xstep |
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[2528] | 305 | # if defined key_degrad |
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[2977] | 306 | zstep = zstep * facvol(ji,jj,jk) |
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[2528] | 307 | # endif |
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| 308 | ! Compute de different ratios for scavenging of iron |
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| 309 | ! -------------------------------------------------- |
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[935] | 310 | |
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| 311 | #if defined key_kriest |
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[2528] | 312 | zdenom1 = trn(ji,jj,jk,jppoc) / & |
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[935] | 313 | & ( trn(ji,jj,jk,jppoc) + trn(ji,jj,jk,jpdsi) + trn(ji,jj,jk,jpcal) + rtrn ) |
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| 314 | #else |
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[2977] | 315 | zdenom = 1. / ( trn(ji,jj,jk,jppoc) + trn(ji,jj,jk,jpgoc) + trn(ji,jj,jk,jpdsi) + trn(ji,jj,jk,jpcal) + rtrn ) |
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[2528] | 316 | zdenom1 = trn(ji,jj,jk,jppoc) * zdenom |
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| 317 | zdenom2 = trn(ji,jj,jk,jpgoc) * zdenom |
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[935] | 318 | #endif |
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[2528] | 319 | ! scavenging rate of iron. this scavenging rate depends on the load in particles |
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| 320 | ! on which they are adsorbed. The parameterization has been taken from studies on Th |
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| 321 | ! ------------------------------------------------------------ |
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[935] | 322 | zkeq = fekeq(ji,jj,jk) |
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[2773] | 323 | zfeequi = ( -( 1. + zfesatur * zkeq - zkeq * trn(ji,jj,jk,jpfer) ) & |
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| 324 | & + SQRT( ( 1. + zfesatur * zkeq - zkeq * trn(ji,jj,jk,jpfer) )**2 & |
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[935] | 325 | & + 4. * trn(ji,jj,jk,jpfer) * zkeq) ) / ( 2. * zkeq ) |
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| 326 | |
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| 327 | #if defined key_kriest |
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| 328 | zlam1b = 3.e-5 + xlam1 * ( trn(ji,jj,jk,jppoc) & |
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| 329 | & + trn(ji,jj,jk,jpcal) + trn(ji,jj,jk,jpdsi) ) * 1.e6 |
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| 330 | #else |
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| 331 | zlam1b = 3.e-5 + xlam1 * ( trn(ji,jj,jk,jppoc) + trn(ji,jj,jk,jpgoc) & |
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| 332 | & + trn(ji,jj,jk,jpcal) + trn(ji,jj,jk,jpdsi) ) * 1.e6 |
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| 333 | #endif |
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[2528] | 334 | zscave = zfeequi * zlam1b * zstep |
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[935] | 335 | |
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[2528] | 336 | ! Increased scavenging for very high iron concentrations |
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| 337 | ! found near the coasts due to increased lithogenic particles |
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[2977] | 338 | ! and let say it is unknown processes (precipitation, ...) |
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[2528] | 339 | ! ----------------------------------------------------------- |
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[2977] | 340 | zlam1b = xlam1 * MAX( 0.e0, ( trn(ji,jj,jk,jpfer) * 1.e9 - 1. ) ) |
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| 341 | zcoag = zfeequi * zlam1b * zstep |
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[935] | 342 | zlamfac = MAX( 0.e0, ( gphit(ji,jj) + 55.) / 30. ) |
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| 343 | zlamfac = MIN( 1. , zlamfac ) |
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[2977] | 344 | zdep = MIN(1., 1000. / fsdept(ji,jj,jk) ) |
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[935] | 345 | #if ! defined key_kriest |
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| 346 | zlam1b = ( 80.* ( trn(ji,jj,jk,jpdoc) + 35.e-6 ) & |
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[2977] | 347 | & + 698.* trn(ji,jj,jk,jppoc) + 1.05e4 * trn(ji,jj,jk,jpgoc) ) & |
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| 348 | & * xdiss(ji,jj,jk) + 1E-4 * ( 1. - zlamfac ) * zdep |
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[935] | 349 | #else |
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[2977] | 350 | zlam1b = ( 80.* (trn(ji,jj,jk,jpdoc) + 35E-6) & |
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[935] | 351 | & + 698.* trn(ji,jj,jk,jppoc) ) & |
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[2977] | 352 | & * xdiss(ji,jj,jk) + 1E-4 * ( 1. - zlamfac ) * zdep |
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[935] | 353 | #endif |
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[2528] | 354 | zaggdfe = zlam1b * zstep * 0.5 * ( trn(ji,jj,jk,jpfer) - zfeequi ) |
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[2977] | 355 | tra(ji,jj,jk,jpfer) = tra(ji,jj,jk,jpfer) - zscave - zaggdfe - zcoag |
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[935] | 356 | #if defined key_kriest |
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| 357 | tra(ji,jj,jk,jpsfe) = tra(ji,jj,jk,jpsfe) + zscave * zdenom1 |
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| 358 | #else |
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| 359 | tra(ji,jj,jk,jpsfe) = tra(ji,jj,jk,jpsfe) + zscave * zdenom1 |
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| 360 | tra(ji,jj,jk,jpbfe) = tra(ji,jj,jk,jpbfe) + zscave * zdenom2 |
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| 361 | #endif |
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| 362 | END DO |
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| 363 | END DO |
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| 364 | END DO |
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| 365 | ! |
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| 366 | |
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[2715] | 367 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
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[935] | 368 | WRITE(charout, FMT="('rem5')") |
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| 369 | CALL prt_ctl_trc_info(charout) |
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| 370 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm) |
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[2715] | 371 | ENDIF |
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[935] | 372 | |
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[2715] | 373 | ! Update the arrays TRA which contain the biological sources and sinks |
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| 374 | ! -------------------------------------------------------------------- |
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[935] | 375 | |
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| 376 | DO jk = 1, jpkm1 |
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[2977] | 377 | tra(:,:,jk,jppo4) = tra(:,:,jk,jppo4) + zolimi (:,:,jk) + denitr(:,:,jk) |
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| 378 | tra(:,:,jk,jpnh4) = tra(:,:,jk,jpnh4) + zolimi (:,:,jk) + denitr(:,:,jk) |
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| 379 | tra(:,:,jk,jpno3) = tra(:,:,jk,jpno3) - denitr (:,:,jk) * rdenit |
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| 380 | tra(:,:,jk,jpdoc) = tra(:,:,jk,jpdoc) - zolimi (:,:,jk) - denitr(:,:,jk) |
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| 381 | tra(:,:,jk,jpoxy) = tra(:,:,jk,jpoxy) - zolimi2(:,:,jk) * o2ut |
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| 382 | tra(:,:,jk,jpdic) = tra(:,:,jk,jpdic) + zolimi (:,:,jk) + denitr(:,:,jk) |
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| 383 | tra(:,:,jk,jptal) = tra(:,:,jk,jptal) + rno3 * ( zolimi(:,:,jk) + ( rdenit + 1.) * denitr(:,:,jk) ) |
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[2715] | 384 | END DO |
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[935] | 385 | |
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[2715] | 386 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
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[935] | 387 | WRITE(charout, FMT="('rem6')") |
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| 388 | CALL prt_ctl_trc_info(charout) |
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| 389 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm) |
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[2715] | 390 | ENDIF |
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| 391 | ! |
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| 392 | IF( wrk_not_released(2, 1) .OR. & |
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[2977] | 393 | wrk_not_released(3, 2,3,4) ) CALL ctl_stop('p4z_rem: failed to release workspace arrays') |
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[2715] | 394 | ! |
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[935] | 395 | END SUBROUTINE p4z_rem |
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| 396 | |
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[2715] | 397 | |
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[935] | 398 | SUBROUTINE p4z_rem_init |
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| 399 | !!---------------------------------------------------------------------- |
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| 400 | !! *** ROUTINE p4z_rem_init *** |
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| 401 | !! |
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| 402 | !! ** Purpose : Initialization of remineralization parameters |
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| 403 | !! |
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[1119] | 404 | !! ** Method : Read the nampisrem namelist and check the parameters |
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[2528] | 405 | !! called at the first timestep |
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[935] | 406 | !! |
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[1119] | 407 | !! ** input : Namelist nampisrem |
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[935] | 408 | !! |
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| 409 | !!---------------------------------------------------------------------- |
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[2977] | 410 | NAMELIST/nampisrem/ xremik, xremip, nitrif, xsirem, xsiremlab, xsilab, & |
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| 411 | & xlam1, oxymin, ligand |
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[935] | 412 | |
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[2977] | 413 | REWIND( numnatp ) ! read numnatp |
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| 414 | READ ( numnatp, nampisrem ) |
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[935] | 415 | |
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| 416 | IF(lwp) THEN ! control print |
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| 417 | WRITE(numout,*) ' ' |
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[1119] | 418 | WRITE(numout,*) ' Namelist parameters for remineralization, nampisrem' |
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[935] | 419 | WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~' |
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| 420 | WRITE(numout,*) ' remineralisation rate of POC xremip =', xremip |
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| 421 | WRITE(numout,*) ' remineralization rate of DOC xremik =', xremik |
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| 422 | WRITE(numout,*) ' remineralization rate of Si xsirem =', xsirem |
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[2977] | 423 | WRITE(numout,*) ' fast remineralization rate of Si xsiremlab =', xsiremlab |
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| 424 | WRITE(numout,*) ' fraction of labile biogenic silica xsilab =', xsilab |
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[935] | 425 | WRITE(numout,*) ' scavenging rate of Iron xlam1 =', xlam1 |
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| 426 | WRITE(numout,*) ' NH4 nitrification rate nitrif =', nitrif |
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| 427 | WRITE(numout,*) ' halk saturation constant for anoxia oxymin =', oxymin |
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[2977] | 428 | WRITE(numout,*) ' ligand concentration in the ocean ligand =', ligand |
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[935] | 429 | ENDIF |
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[2715] | 430 | ! |
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[2977] | 431 | nitrfac (:,:,:) = 0._wp |
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| 432 | denitr (:,:,:) = 0._wp |
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| 433 | denitnh4(:,:,:) = 0._wp |
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[2715] | 434 | ! |
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| 435 | END SUBROUTINE p4z_rem_init |
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[935] | 436 | |
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[2528] | 437 | |
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[2715] | 438 | INTEGER FUNCTION p4z_rem_alloc() |
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| 439 | !!---------------------------------------------------------------------- |
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| 440 | !! *** ROUTINE p4z_rem_alloc *** |
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| 441 | !!---------------------------------------------------------------------- |
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[2977] | 442 | ALLOCATE( denitr(jpi,jpj,jpk), denitnh4(jpi,jpj,jpk), STAT=p4z_rem_alloc ) |
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[2715] | 443 | ! |
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| 444 | IF( p4z_rem_alloc /= 0 ) CALL ctl_warn('p4z_rem_alloc: failed to allocate arrays') |
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| 445 | ! |
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| 446 | END FUNCTION p4z_rem_alloc |
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[935] | 447 | |
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| 448 | #else |
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| 449 | !!====================================================================== |
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| 450 | !! Dummy module : No PISCES bio-model |
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| 451 | !!====================================================================== |
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| 452 | CONTAINS |
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| 453 | SUBROUTINE p4z_rem ! Empty routine |
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| 454 | END SUBROUTINE p4z_rem |
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| 455 | #endif |
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| 456 | |
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| 457 | !!====================================================================== |
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| 458 | END MODULE p4zrem |
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