[1] | 1 | MODULE trcini_pisces |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE trcini_pisces *** |
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| 4 | !! TOP : initialisation of the PISCES biochemical model |
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| 5 | !!====================================================================== |
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| 6 | !! History : - ! 1988-07 (E. Maier-Reiner) Original code |
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| 7 | !! - ! 1999-10 (O. Aumont, C. Le Quere) |
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| 8 | !! - ! 2002 (O. Aumont) PISCES |
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| 9 | !! 1.0 ! 2005-03 (O. Aumont, A. El Moussaoui) F90 |
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| 10 | !! 2.0 ! 2007-12 (C. Ethe, G. Madec) from trcini.pisces.h90 |
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| 11 | !!---------------------------------------------------------------------- |
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| 12 | #if defined key_pisces |
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| 13 | !!---------------------------------------------------------------------- |
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| 14 | !! 'key_pisces' PISCES bio-model |
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| 15 | !!---------------------------------------------------------------------- |
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| 16 | !! trc_ini_pisces : PISCES biochemical model initialisation |
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| 17 | !!---------------------------------------------------------------------- |
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| 18 | USE par_trc ! TOP parameters |
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| 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 p4zche ! Chemical model |
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| 23 | USE p4zsink ! vertical flux of particulate matter due to sinking |
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| 24 | USE p4zopt ! optical model |
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| 25 | USE p4zrem ! Remineralisation of organic matter |
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| 26 | USE p4zflx ! Gas exchange |
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| 27 | USE p4zsed ! Sedimentation |
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| 28 | USE p4zlim ! Co-limitations of differents nutrients |
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| 29 | USE p4zprod ! Growth rate of the 2 phyto groups |
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| 30 | USE p4zmicro ! Sources and sinks of microzooplankton |
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| 31 | USE p4zmeso ! Sources and sinks of mesozooplankton |
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| 32 | USE p4zmort ! Mortality terms for phytoplankton |
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| 33 | USE p4zlys ! Calcite saturation |
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| 34 | USE p4zsed ! Sedimentation |
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| 35 | |
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| 36 | IMPLICIT NONE |
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| 37 | PRIVATE |
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| 38 | |
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| 39 | PUBLIC trc_ini_pisces ! called by trcini.F90 module |
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| 40 | |
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| 41 | REAL(wp) :: sco2 = 2.312e-3_wp |
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| 42 | REAL(wp) :: alka0 = 2.423e-3_wp |
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| 43 | REAL(wp) :: oxyg0 = 177.6e-6_wp |
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| 44 | REAL(wp) :: po4 = 2.174e-6_wp |
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| 45 | REAL(wp) :: bioma0 = 1.000e-8_wp |
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| 46 | REAL(wp) :: silic1 = 91.65e-6_wp |
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| 47 | REAL(wp) :: no3 = 31.04e-6_wp * 7.625_wp |
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| 48 | |
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| 49 | # include "top_substitute.h90" |
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| 50 | !!---------------------------------------------------------------------- |
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| 51 | !! NEMO/TOP 3.3 , NEMO Consortium (2010) |
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[4] | 52 | !! $Id: trcini_pisces.F90 3295 2012-01-30 15:49:07Z cetlod $ |
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[1] | 53 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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| 54 | !!---------------------------------------------------------------------- |
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| 55 | CONTAINS |
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| 56 | |
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| 57 | SUBROUTINE trc_ini_pisces |
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| 58 | !!---------------------------------------------------------------------- |
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| 59 | !! *** ROUTINE trc_ini_pisces *** |
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| 60 | !! |
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| 61 | !! ** Purpose : Initialisation of the PISCES biochemical model |
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| 62 | !!---------------------------------------------------------------------- |
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| 63 | ! |
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| 64 | INTEGER :: ji, jj, jk |
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| 65 | REAL(wp) :: zcaralk, zbicarb, zco3 |
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| 66 | REAL(wp) :: ztmas, ztmas1 |
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| 67 | !!---------------------------------------------------------------------- |
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| 68 | IF(lwp) WRITE(numout,*) |
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| 69 | IF(lwp) WRITE(numout,*) ' trc_ini_pisces : PISCES biochemical model initialisation' |
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| 70 | IF(lwp) WRITE(numout,*) ' ~~~~~~~~~~~~~~' |
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| 71 | |
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| 72 | CALL pisces_alloc() ! Allocate PISCES arrays |
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| 73 | |
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| 74 | ! ! Time-step |
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| 75 | rfact = rdttrc(1) ! --------- |
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| 76 | rfactr = 1. / rfact |
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| 77 | rfact2 = rfact / FLOAT( nrdttrc ) |
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| 78 | rfact2r = 1. / rfact2 |
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| 79 | |
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| 80 | IF(lwp) WRITE(numout,*) ' Passive Tracer time step rfact = ', rfact, ' rdt = ', rdttra(1) |
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| 81 | IF(lwp) write(numout,*) ' PISCES Biology time step rfact2 = ', rfact2 |
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| 82 | |
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| 83 | |
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| 84 | |
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| 85 | ! Set biological ratios |
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| 86 | ! --------------------- |
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| 87 | rno3 = 16._wp / 122._wp |
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| 88 | po4r = 1._wp / 122._wp |
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| 89 | o2nit = 32._wp / 122._wp |
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| 90 | rdenit = 105._wp / 16._wp |
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| 91 | rdenita = 3._wp / 5._wp |
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| 92 | o2ut = 131._wp / 122._wp |
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| 93 | |
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| 94 | CALL p4z_che ! initialize the chemical constants |
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| 95 | |
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| 96 | ! Initialization of tracer concentration in case of no restart |
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| 97 | !-------------------------------------------------------------- |
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| 98 | IF( .NOT. ln_rsttr ) THEN |
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| 99 | |
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| 100 | trn(:,:,:,jpdic) = sco2 |
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| 101 | trn(:,:,:,jpdoc) = bioma0 |
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| 102 | trn(:,:,:,jptal) = alka0 |
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| 103 | trn(:,:,:,jpoxy) = oxyg0 |
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| 104 | trn(:,:,:,jpcal) = bioma0 |
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| 105 | trn(:,:,:,jppo4) = po4 / po4r |
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| 106 | trn(:,:,:,jppoc) = bioma0 |
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| 107 | # if ! defined key_kriest |
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| 108 | trn(:,:,:,jpgoc) = bioma0 |
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| 109 | trn(:,:,:,jpbfe) = bioma0 * 5.e-6 |
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| 110 | # else |
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| 111 | trn(:,:,:,jpnum) = bioma0 / ( 6. * xkr_massp ) |
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| 112 | # endif |
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| 113 | trn(:,:,:,jpsil) = silic1 |
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[4] | 114 | trn(:,:,:,jpdsi) = bioma0 * 0.15 |
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| 115 | trn(:,:,:,jpgsi) = bioma0 * 5.e-6 |
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[1] | 116 | trn(:,:,:,jpphy) = bioma0 |
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| 117 | trn(:,:,:,jpdia) = bioma0 |
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| 118 | trn(:,:,:,jpzoo) = bioma0 |
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| 119 | trn(:,:,:,jpmes) = bioma0 |
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| 120 | trn(:,:,:,jpfer) = 0.6E-9 |
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| 121 | trn(:,:,:,jpsfe) = bioma0 * 5.e-6 |
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| 122 | trn(:,:,:,jpdfe) = bioma0 * 5.e-6 |
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| 123 | trn(:,:,:,jpnfe) = bioma0 * 5.e-6 |
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| 124 | trn(:,:,:,jpnch) = bioma0 * 12. / 55. |
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| 125 | trn(:,:,:,jpdch) = bioma0 * 12. / 55. |
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| 126 | trn(:,:,:,jpno3) = no3 |
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| 127 | trn(:,:,:,jpnh4) = bioma0 |
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| 128 | |
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| 129 | ! initialize the half saturation constant for silicate |
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| 130 | ! ---------------------------------------------------- |
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| 131 | xksi(:,:) = 2.e-6 |
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| 132 | xksimax(:,:) = xksi(:,:) |
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| 133 | |
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| 134 | ENDIF |
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| 135 | |
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| 136 | IF( .NOT. ln_rsttr ) THEN |
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| 137 | ! Initialization of chemical variables of the carbon cycle |
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| 138 | ! -------------------------------------------------------- |
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| 139 | DO jk = 1, jpk |
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| 140 | DO jj = 1, jpj |
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| 141 | DO ji = 1, jpi |
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| 142 | ztmas = tmask(ji,jj,jk) |
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| 143 | ztmas1 = 1. - tmask(ji,jj,jk) |
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| 144 | zcaralk = trn(ji,jj,jk,jptal) - borat(ji,jj,jk) / ( 1. + 1.E-8 / ( rtrn + akb3(ji,jj,jk) ) ) |
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| 145 | zco3 = ( zcaralk - trn(ji,jj,jk,jpdic) ) * ztmas + 0.5e-3 * ztmas1 |
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| 146 | zbicarb = ( 2. * trn(ji,jj,jk,jpdic) - zcaralk ) |
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| 147 | hi(ji,jj,jk) = ( ak23(ji,jj,jk) * zbicarb / zco3 ) * ztmas + 1.e-9 * ztmas1 |
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| 148 | END DO |
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| 149 | END DO |
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| 150 | END DO |
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| 151 | ! |
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| 152 | END IF |
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| 153 | |
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| 154 | ! Time step duration for biology |
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| 155 | xstep = rfact2 / rday |
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| 156 | |
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| 157 | CALL p4z_sink_init ! vertical flux of particulate organic matter |
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| 158 | CALL p4z_opt_init ! Optic: PAR in the water column |
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| 159 | CALL p4z_lim_init ! co-limitations by the various nutrients |
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| 160 | CALL p4z_prod_init ! phytoplankton growth rate over the global ocean. |
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| 161 | CALL p4z_rem_init ! remineralisation |
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| 162 | CALL p4z_mort_init ! phytoplankton mortality |
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| 163 | CALL p4z_micro_init ! microzooplankton |
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| 164 | CALL p4z_meso_init ! mesozooplankton |
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| 165 | CALL p4z_sed_init ! sedimentation |
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| 166 | CALL p4z_lys_init ! calcite saturation |
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| 167 | CALL p4z_flx_init ! gas exchange |
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| 168 | |
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| 169 | ndayflxtr = 0 |
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| 170 | |
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[4] | 171 | IF(lwp) WRITE(numout,*) |
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[1] | 172 | IF(lwp) WRITE(numout,*) 'Initialization of PISCES tracers done' |
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[4] | 173 | IF(lwp) WRITE(numout,*) |
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[1] | 174 | ! |
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| 175 | END SUBROUTINE trc_ini_pisces |
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| 176 | |
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| 177 | |
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| 178 | SUBROUTINE pisces_alloc |
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| 179 | !!---------------------------------------------------------------------- |
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| 180 | !! *** ROUTINE pisces_alloc *** |
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| 181 | !! |
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| 182 | !! ** Purpose : Allocate all the dynamic arrays of PISCES |
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| 183 | !!---------------------------------------------------------------------- |
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| 184 | ! |
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| 185 | INTEGER :: ierr |
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| 186 | !!---------------------------------------------------------------------- |
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| 187 | ! |
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| 188 | ierr = sms_pisces_alloc() ! Start of PISCES-related alloc routines... |
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| 189 | ierr = ierr + p4z_che_alloc() |
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| 190 | ierr = ierr + p4z_sink_alloc() |
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| 191 | ierr = ierr + p4z_opt_alloc() |
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| 192 | ierr = ierr + p4z_prod_alloc() |
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| 193 | ierr = ierr + p4z_rem_alloc() |
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| 194 | ierr = ierr + p4z_sed_alloc() |
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| 195 | ierr = ierr + p4z_flx_alloc() |
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| 196 | ! |
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| 197 | IF( lk_mpp ) CALL mpp_sum( ierr ) |
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| 198 | IF( ierr /= 0 ) CALL ctl_stop( 'STOP', 'pisces_alloc: unable to allocate PISCES arrays' ) |
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| 199 | ! |
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| 200 | END SUBROUTINE pisces_alloc |
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| 201 | |
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| 202 | #else |
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| 203 | !!---------------------------------------------------------------------- |
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| 204 | !! Dummy module No PISCES biochemical model |
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| 205 | !!---------------------------------------------------------------------- |
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| 206 | CONTAINS |
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| 207 | SUBROUTINE trc_ini_pisces ! Empty routine |
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| 208 | END SUBROUTINE trc_ini_pisces |
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| 209 | #endif |
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| 210 | |
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| 211 | !!====================================================================== |
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| 212 | END MODULE trcini_pisces |
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