[3443] | 1 | MODULE p4zrem |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE p4zrem *** |
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| 4 | !! TOP : PISCES Compute remineralization/dissolution 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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| 8 | !! 3.4 ! 2011-06 (O. Aumont, C. Ethe) Quota model for iron |
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| 9 | !!---------------------------------------------------------------------- |
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| 10 | !! p4z_rem : Compute remineralization/dissolution of organic compounds |
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| 11 | !! p4z_rem_init : Initialisation of parameters for remineralisation |
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| 12 | !! p4z_rem_alloc : Allocate remineralisation variables |
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| 13 | !!---------------------------------------------------------------------- |
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| 14 | USE oce_trc ! shared variables between ocean and passive tracers |
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| 15 | USE trc ! passive tracers common variables |
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| 16 | USE sms_pisces ! PISCES Source Minus Sink variables |
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| 17 | USE p4zche ! chemical model |
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| 18 | USE p4zprod ! Growth rate of the 2 phyto groups |
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[9570] | 19 | USE p4zice |
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[3443] | 20 | USE prtctl_trc ! print control for debugging |
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| 21 | USE iom ! I/O manager |
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| 22 | |
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| 23 | |
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| 24 | IMPLICIT NONE |
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| 25 | PRIVATE |
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| 26 | |
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| 27 | PUBLIC p4z_rem ! called in p4zbio.F90 |
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| 28 | PUBLIC p4z_rem_init ! called in trcsms_pisces.F90 |
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| 29 | PUBLIC p4z_rem_alloc |
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| 30 | |
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[9169] | 31 | REAL(wp), PUBLIC :: xremikc !: remineralisation rate of DOC |
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| 32 | REAL(wp), PUBLIC :: xremikn !: remineralisation rate of DON |
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| 33 | REAL(wp), PUBLIC :: xremikp !: remineralisation rate of DOP |
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| 34 | REAL(wp), PUBLIC :: xremik !: remineralisation rate of POC |
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| 35 | REAL(wp), PUBLIC :: nitrif !: NH4 nitrification rate |
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| 36 | REAL(wp), PUBLIC :: xsirem !: remineralisation rate of POC |
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| 37 | REAL(wp), PUBLIC :: xsiremlab !: fast remineralisation rate of POC |
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| 38 | REAL(wp), PUBLIC :: xsilab !: fraction of labile biogenic silica |
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| 39 | REAL(wp), PUBLIC :: feratb !: Fe/C quota in bacteria |
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| 40 | REAL(wp), PUBLIC :: xkferb !: Half-saturation constant for bacteria Fe/C |
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[3443] | 41 | |
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[9169] | 42 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: denitr !: denitrification array |
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[3443] | 43 | |
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| 44 | !!---------------------------------------------------------------------- |
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[10067] | 45 | !! NEMO/TOP 4.0 , NEMO Consortium (2018) |
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[10069] | 46 | !! $Id$ |
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[10068] | 47 | !! Software governed by the CeCILL license (see ./LICENSE) |
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[3443] | 48 | !!---------------------------------------------------------------------- |
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| 49 | CONTAINS |
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| 50 | |
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[5385] | 51 | SUBROUTINE p4z_rem( kt, knt ) |
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[3443] | 52 | !!--------------------------------------------------------------------- |
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| 53 | !! *** ROUTINE p4z_rem *** |
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| 54 | !! |
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| 55 | !! ** Purpose : Compute remineralization/scavenging of organic compounds |
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| 56 | !! |
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| 57 | !! ** Method : - ??? |
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| 58 | !!--------------------------------------------------------------------- |
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[5385] | 59 | INTEGER, INTENT(in) :: kt, knt ! ocean time step |
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[3443] | 60 | ! |
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| 61 | INTEGER :: ji, jj, jk |
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[7646] | 62 | REAL(wp) :: zremik, zremikc, zremikn, zremikp, zsiremin, zfact |
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[3446] | 63 | REAL(wp) :: zsatur, zsatur2, znusil, znusil2, zdep, zdepmin, zfactdep |
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[7646] | 64 | REAL(wp) :: zbactfer, zolimit, zonitr, zrfact2 |
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[8533] | 65 | REAL(wp) :: zammonic, zoxyrem |
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[7646] | 66 | REAL(wp) :: zosil, ztem, zdenitnh4, zolimic, zolimin, zolimip, zdenitrn, zdenitrp |
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[3443] | 67 | CHARACTER (len=25) :: charout |
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[9125] | 68 | REAL(wp), DIMENSION(jpi,jpj ) :: ztempbac |
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| 69 | REAL(wp), DIMENSION(jpi,jpj,jpk) :: zdepbac, zolimi, zdepprod, zfacsi, zfacsib |
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| 70 | REAL(wp), ALLOCATABLE, DIMENSION(:,:,:) :: zw3d |
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[3443] | 71 | !!--------------------------------------------------------------------- |
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| 72 | ! |
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[9124] | 73 | IF( ln_timing ) CALL timing_start('p4z_rem') |
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[3443] | 74 | ! |
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[9125] | 75 | ! Initialisation of arrys |
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[7753] | 76 | zdepprod(:,:,:) = 1._wp |
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| 77 | ztempbac(:,:) = 0._wp |
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| 78 | zfacsib(:,:,:) = xsilab / ( 1.0 - xsilab ) |
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| 79 | zfacsi(:,:,:) = xsilab |
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[3443] | 80 | |
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| 81 | ! Computation of the mean phytoplankton concentration as |
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| 82 | ! a crude estimate of the bacterial biomass |
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| 83 | ! this parameterization has been deduced from a model version |
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| 84 | ! that was modeling explicitely bacteria |
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| 85 | ! ------------------------------------------------------- |
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| 86 | DO jk = 1, jpkm1 |
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| 87 | DO jj = 1, jpj |
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| 88 | DO ji = 1, jpi |
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| 89 | zdep = MAX( hmld(ji,jj), heup(ji,jj) ) |
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[6140] | 90 | IF( gdept_n(ji,jj,jk) < zdep ) THEN |
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[5385] | 91 | zdepbac(ji,jj,jk) = MIN( 0.7 * ( trb(ji,jj,jk,jpzoo) + 2.* trb(ji,jj,jk,jpmes) ), 4.e-6 ) |
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[3443] | 92 | ztempbac(ji,jj) = zdepbac(ji,jj,jk) |
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| 93 | ELSE |
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[6140] | 94 | zdepmin = MIN( 1., zdep / gdept_n(ji,jj,jk) ) |
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[3446] | 95 | zdepbac (ji,jj,jk) = zdepmin**0.683 * ztempbac(ji,jj) |
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| 96 | zdepprod(ji,jj,jk) = zdepmin**0.273 |
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[3443] | 97 | ENDIF |
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| 98 | END DO |
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| 99 | END DO |
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| 100 | END DO |
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| 101 | |
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[7646] | 102 | IF( ln_p4z ) THEN |
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| 103 | DO jk = 1, jpkm1 |
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| 104 | DO jj = 1, jpj |
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| 105 | DO ji = 1, jpi |
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| 106 | ! DOC ammonification. Depends on depth, phytoplankton biomass |
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| 107 | ! and a limitation term which is supposed to be a parameterization of the bacterial activity. |
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| 108 | zremik = xremik * xstep / 1.e-6 * xlimbac(ji,jj,jk) * zdepbac(ji,jj,jk) |
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| 109 | zremik = MAX( zremik, 2.74e-4 * xstep ) |
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| 110 | ! Ammonification in oxic waters with oxygen consumption |
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| 111 | ! ----------------------------------------------------- |
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| 112 | zolimit = zremik * ( 1.- nitrfac(ji,jj,jk) ) * trb(ji,jj,jk,jpdoc) |
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| 113 | zolimi(ji,jj,jk) = MIN( ( trb(ji,jj,jk,jpoxy) - rtrn ) / o2ut, zolimit ) |
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| 114 | ! Ammonification in suboxic waters with denitrification |
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| 115 | ! ------------------------------------------------------- |
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[8533] | 116 | zammonic = zremik * nitrfac(ji,jj,jk) * trb(ji,jj,jk,jpdoc) |
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| 117 | denitr(ji,jj,jk) = zammonic * ( 1. - nitrfac2(ji,jj,jk) ) |
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| 118 | zoxyrem = zammonic * nitrfac2(ji,jj,jk) |
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[7646] | 119 | ! |
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| 120 | zolimi (ji,jj,jk) = MAX( 0.e0, zolimi (ji,jj,jk) ) |
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| 121 | denitr (ji,jj,jk) = MAX( 0.e0, denitr (ji,jj,jk) ) |
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[8533] | 122 | zoxyrem = MAX( 0.e0, zoxyrem ) |
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| 123 | |
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[7646] | 124 | ! |
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[8533] | 125 | tra(ji,jj,jk,jppo4) = tra(ji,jj,jk,jppo4) + zolimi (ji,jj,jk) + denitr(ji,jj,jk) + zoxyrem |
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| 126 | tra(ji,jj,jk,jpnh4) = tra(ji,jj,jk,jpnh4) + zolimi (ji,jj,jk) + denitr(ji,jj,jk) + zoxyrem |
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[7646] | 127 | tra(ji,jj,jk,jpno3) = tra(ji,jj,jk,jpno3) - denitr (ji,jj,jk) * rdenit |
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[8533] | 128 | tra(ji,jj,jk,jpdoc) = tra(ji,jj,jk,jpdoc) - zolimi (ji,jj,jk) - denitr(ji,jj,jk) - zoxyrem |
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[7646] | 129 | tra(ji,jj,jk,jpoxy) = tra(ji,jj,jk,jpoxy) - zolimi (ji,jj,jk) * o2ut |
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[8533] | 130 | tra(ji,jj,jk,jpdic) = tra(ji,jj,jk,jpdic) + zolimi (ji,jj,jk) + denitr(ji,jj,jk) + zoxyrem |
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| 131 | tra(ji,jj,jk,jptal) = tra(ji,jj,jk,jptal) + rno3 * ( zolimi(ji,jj,jk) + zoxyrem & |
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[7646] | 132 | & + ( rdenit + 1.) * denitr(ji,jj,jk) ) |
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| 133 | END DO |
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[3443] | 134 | END DO |
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| 135 | END DO |
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[7646] | 136 | ELSE |
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| 137 | DO jk = 1, jpkm1 |
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| 138 | DO jj = 1, jpj |
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| 139 | DO ji = 1, jpi |
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| 140 | ! DOC ammonification. Depends on depth, phytoplankton biomass |
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| 141 | ! and a limitation term which is supposed to be a parameterization of the bacterial activity. |
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| 142 | ! ----------------------------------------------------------------- |
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| 143 | zremik = xstep / 1.e-6 * MAX(0.01, xlimbac(ji,jj,jk)) * zdepbac(ji,jj,jk) |
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| 144 | zremik = MAX( zremik, 2.74e-4 * xstep / xremikc ) |
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[3443] | 145 | |
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[7646] | 146 | zremikc = xremikc * zremik |
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| 147 | zremikn = xremikn / xremikc |
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| 148 | zremikp = xremikp / xremikc |
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[3443] | 149 | |
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[7646] | 150 | ! Ammonification in oxic waters with oxygen consumption |
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| 151 | ! ----------------------------------------------------- |
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| 152 | zolimit = zremikc * ( 1.- nitrfac(ji,jj,jk) ) * trb(ji,jj,jk,jpdoc) |
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| 153 | zolimic = MAX( 0.e0, MIN( ( trb(ji,jj,jk,jpoxy) - rtrn ) / o2ut, zolimit ) ) |
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| 154 | zolimi(ji,jj,jk) = zolimic |
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| 155 | zolimin = zremikn * zolimic * trb(ji,jj,jk,jpdon) / ( trb(ji,jj,jk,jpdoc) + rtrn ) |
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| 156 | zolimip = zremikp * zolimic * trb(ji,jj,jk,jpdop) / ( trb(ji,jj,jk,jpdoc) + rtrn ) |
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| 157 | |
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| 158 | ! Ammonification in suboxic waters with denitrification |
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| 159 | ! ------------------------------------------------------- |
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| 160 | zolimit = zremikc * nitrfac(ji,jj,jk) * trb(ji,jj,jk,jpdoc) |
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| 161 | denitr(ji,jj,jk) = MIN( ( trb(ji,jj,jk,jpno3) - rtrn ) / rdenit, zolimit ) |
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| 162 | denitr(ji,jj,jk) = MAX( 0.e0, denitr(ji,jj,jk) ) |
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| 163 | zdenitrn = zremikn * denitr(ji,jj,jk) * trb(ji,jj,jk,jpdon) / ( trb(ji,jj,jk,jpdoc) + rtrn ) |
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| 164 | zdenitrp = zremikp * denitr(ji,jj,jk) * trb(ji,jj,jk,jpdop) / ( trb(ji,jj,jk,jpdoc) + rtrn ) |
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| 165 | |
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| 166 | tra(ji,jj,jk,jppo4) = tra(ji,jj,jk,jppo4) + zolimip + zdenitrp |
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| 167 | tra(ji,jj,jk,jpnh4) = tra(ji,jj,jk,jpnh4) + zolimin + zdenitrn |
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| 168 | tra(ji,jj,jk,jpno3) = tra(ji,jj,jk,jpno3) - denitr(ji,jj,jk) * rdenit |
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| 169 | tra(ji,jj,jk,jpdoc) = tra(ji,jj,jk,jpdoc) - zolimic - denitr(ji,jj,jk) |
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| 170 | tra(ji,jj,jk,jpdon) = tra(ji,jj,jk,jpdon) - zolimin - zdenitrn |
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| 171 | tra(ji,jj,jk,jpdop) = tra(ji,jj,jk,jpdop) - zolimip - zdenitrp |
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| 172 | tra(ji,jj,jk,jpoxy) = tra(ji,jj,jk,jpoxy) - zolimic * o2ut |
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| 173 | tra(ji,jj,jk,jpdic) = tra(ji,jj,jk,jpdic) + zolimic + denitr(ji,jj,jk) |
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| 174 | tra(ji,jj,jk,jptal) = tra(ji,jj,jk,jptal) + rno3 * ( zolimin + ( rdenit + 1.) * zdenitrn ) |
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| 175 | END DO |
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| 176 | END DO |
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| 177 | END DO |
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| 178 | ! |
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| 179 | ENDIF |
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| 180 | |
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| 181 | |
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[3443] | 182 | DO jk = 1, jpkm1 |
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| 183 | DO jj = 1, jpj |
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| 184 | DO ji = 1, jpi |
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| 185 | ! NH4 nitrification to NO3. Ceased for oxygen concentrations |
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| 186 | ! below 2 umol/L. Inhibited at strong light |
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| 187 | ! ---------------------------------------------------------- |
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[7646] | 188 | zonitr = nitrif * xstep * trb(ji,jj,jk,jpnh4) * ( 1.- nitrfac(ji,jj,jk) ) & |
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| 189 | & / ( 1.+ emoy(ji,jj,jk) ) * ( 1. + fr_i(ji,jj) * emoy(ji,jj,jk) ) |
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| 190 | zdenitnh4 = nitrif * xstep * trb(ji,jj,jk,jpnh4) * nitrfac(ji,jj,jk) |
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[3443] | 191 | ! Update of the tracers trends |
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| 192 | ! ---------------------------- |
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[7646] | 193 | tra(ji,jj,jk,jpnh4) = tra(ji,jj,jk,jpnh4) - zonitr - zdenitnh4 |
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| 194 | tra(ji,jj,jk,jpno3) = tra(ji,jj,jk,jpno3) + zonitr - rdenita * zdenitnh4 |
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[3443] | 195 | tra(ji,jj,jk,jpoxy) = tra(ji,jj,jk,jpoxy) - o2nit * zonitr |
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[7646] | 196 | tra(ji,jj,jk,jptal) = tra(ji,jj,jk,jptal) - 2 * rno3 * zonitr + rno3 * ( rdenita - 1. ) * zdenitnh4 |
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[3443] | 197 | END DO |
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| 198 | END DO |
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| 199 | END DO |
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| 200 | |
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[7753] | 201 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
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| 202 | WRITE(charout, FMT="('rem1')") |
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| 203 | CALL prt_ctl_trc_info(charout) |
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| 204 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm) |
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| 205 | ENDIF |
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[3443] | 206 | |
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| 207 | DO jk = 1, jpkm1 |
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| 208 | DO jj = 1, jpj |
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| 209 | DO ji = 1, jpi |
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| 210 | |
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| 211 | ! Bacterial uptake of iron. No iron is available in DOC. So |
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| 212 | ! Bacteries are obliged to take up iron from the water. Some |
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| 213 | ! studies (especially at Papa) have shown this uptake to be significant |
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| 214 | ! ---------------------------------------------------------- |
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[7646] | 215 | zbactfer = feratb * rfact2 * prmax(ji,jj,jk) * xlimbacl(ji,jj,jk) & |
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| 216 | & * trb(ji,jj,jk,jpfer) / ( xkferb + trb(ji,jj,jk,jpfer) ) & |
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[3446] | 217 | & * zdepprod(ji,jj,jk) * zdepbac(ji,jj,jk) |
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[3443] | 218 | tra(ji,jj,jk,jpfer) = tra(ji,jj,jk,jpfer) - zbactfer*0.16 |
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| 219 | tra(ji,jj,jk,jpsfe) = tra(ji,jj,jk,jpsfe) + zbactfer*0.12 |
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| 220 | tra(ji,jj,jk,jpbfe) = tra(ji,jj,jk,jpbfe) + zbactfer*0.04 |
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| 221 | END DO |
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| 222 | END DO |
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| 223 | END DO |
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| 224 | |
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[7753] | 225 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
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| 226 | WRITE(charout, FMT="('rem2')") |
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| 227 | CALL prt_ctl_trc_info(charout) |
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| 228 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm) |
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| 229 | ENDIF |
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[3443] | 230 | |
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[7646] | 231 | ! Initialization of the array which contains the labile fraction |
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| 232 | ! of bSi. Set to a constant in the upper ocean |
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| 233 | ! --------------------------------------------------------------- |
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[3443] | 234 | |
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| 235 | DO jk = 1, jpkm1 |
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| 236 | DO jj = 1, jpj |
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| 237 | DO ji = 1, jpi |
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[7646] | 238 | zdep = MAX( hmld(ji,jj), heup_01(ji,jj) ) |
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| 239 | zsatur = MAX( rtrn, ( sio3eq(ji,jj,jk) - trb(ji,jj,jk,jpsil) ) / ( sio3eq(ji,jj,jk) + rtrn ) ) |
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| 240 | zsatur2 = ( 1. + tsn(ji,jj,jk,jp_tem) / 400.)**37 |
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| 241 | znusil = 0.225 * ( 1. + tsn(ji,jj,jk,jp_tem) / 15.) * zsatur + 0.775 * zsatur2 * zsatur**9.25 |
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[3443] | 242 | ! Remineralization rate of BSi depedant on T and saturation |
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| 243 | ! --------------------------------------------------------- |
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[7646] | 244 | IF ( gdept_n(ji,jj,jk) > zdep ) THEN |
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| 245 | zfacsib(ji,jj,jk) = zfacsib(ji,jj,jk-1) * EXP( -0.5 * ( xsiremlab - xsirem ) & |
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| 246 | & * znusil * e3t_n(ji,jj,jk) / wsbio4(ji,jj,jk) ) |
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| 247 | zfacsi(ji,jj,jk) = zfacsib(ji,jj,jk) / ( 1.0 + zfacsib(ji,jj,jk) ) |
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| 248 | zfacsib(ji,jj,jk) = zfacsib(ji,jj,jk) * EXP( -0.5 * ( xsiremlab - xsirem ) & |
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| 249 | & * znusil * e3t_n(ji,jj,jk) / wsbio4(ji,jj,jk) ) |
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| 250 | ENDIF |
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| 251 | zsiremin = ( xsiremlab * zfacsi(ji,jj,jk) + xsirem * ( 1. - zfacsi(ji,jj,jk) ) ) * xstep * znusil |
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[5385] | 252 | zosil = zsiremin * trb(ji,jj,jk,jpgsi) |
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[3443] | 253 | ! |
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| 254 | tra(ji,jj,jk,jpgsi) = tra(ji,jj,jk,jpgsi) - zosil |
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| 255 | tra(ji,jj,jk,jpsil) = tra(ji,jj,jk,jpsil) + zosil |
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| 256 | ! |
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| 257 | END DO |
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| 258 | END DO |
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| 259 | END DO |
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| 260 | |
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| 261 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
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[7646] | 262 | WRITE(charout, FMT="('rem3')") |
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[3443] | 263 | CALL prt_ctl_trc_info(charout) |
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| 264 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm) |
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[7753] | 265 | ENDIF |
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[3443] | 266 | |
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[5385] | 267 | IF( knt == nrdttrc ) THEN |
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[9125] | 268 | ALLOCATE( zw3d(jpi,jpj,jpk) ) |
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[7753] | 269 | zfact = 1.e+3 * rfact2r ! conversion from mol/l/kt to mol/m3/s |
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| 270 | ! |
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| 271 | IF( iom_use( "REMIN" ) ) THEN |
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| 272 | zw3d(:,:,:) = zolimi(:,:,:) * tmask(:,:,:) * zfact ! Remineralisation rate |
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| 273 | CALL iom_put( "REMIN" , zw3d ) |
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| 274 | ENDIF |
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| 275 | IF( iom_use( "DENIT" ) ) THEN |
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| 276 | zw3d(:,:,:) = denitr(:,:,:) * rdenit * rno3 * tmask(:,:,:) * zfact ! Denitrification |
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| 277 | CALL iom_put( "DENIT" , zw3d ) |
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| 278 | ENDIF |
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| 279 | ! |
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[9125] | 280 | DEALLOCATE( zw3d ) |
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[7753] | 281 | ENDIF |
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[3443] | 282 | ! |
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[9124] | 283 | IF( ln_timing ) CALL timing_stop('p4z_rem') |
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[3443] | 284 | ! |
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| 285 | END SUBROUTINE p4z_rem |
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| 286 | |
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| 287 | |
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| 288 | SUBROUTINE p4z_rem_init |
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| 289 | !!---------------------------------------------------------------------- |
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| 290 | !! *** ROUTINE p4z_rem_init *** |
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| 291 | !! |
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| 292 | !! ** Purpose : Initialization of remineralization parameters |
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| 293 | !! |
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| 294 | !! ** Method : Read the nampisrem namelist and check the parameters |
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| 295 | !! called at the first timestep |
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| 296 | !! |
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| 297 | !! ** input : Namelist nampisrem |
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| 298 | !! |
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| 299 | !!---------------------------------------------------------------------- |
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[7646] | 300 | NAMELIST/nampisrem/ xremik, nitrif, xsirem, xsiremlab, xsilab, feratb, xkferb, & |
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| 301 | & xremikc, xremikn, xremikp |
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[4147] | 302 | INTEGER :: ios ! Local integer output status for namelist read |
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[9124] | 303 | !!---------------------------------------------------------------------- |
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[9169] | 304 | ! |
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| 305 | IF(lwp) THEN |
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| 306 | WRITE(numout,*) |
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| 307 | WRITE(numout,*) 'p4z_rem_init : Initialization of remineralization parameters' |
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| 308 | WRITE(numout,*) '~~~~~~~~~~~~' |
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| 309 | ENDIF |
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| 310 | ! |
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[4147] | 311 | REWIND( numnatp_ref ) ! Namelist nampisrem in reference namelist : Pisces remineralization |
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| 312 | READ ( numnatp_ref, nampisrem, IOSTAT = ios, ERR = 901) |
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[9169] | 313 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'nampisrem in reference namelist', lwp ) |
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[4147] | 314 | REWIND( numnatp_cfg ) ! Namelist nampisrem in configuration namelist : Pisces remineralization |
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| 315 | READ ( numnatp_cfg, nampisrem, IOSTAT = ios, ERR = 902 ) |
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[9169] | 316 | 902 IF( ios > 0 ) CALL ctl_nam ( ios , 'nampisrem in configuration namelist', lwp ) |
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| 317 | IF(lwm) WRITE( numonp, nampisrem ) |
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[4147] | 318 | |
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[3443] | 319 | IF(lwp) THEN ! control print |
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[9169] | 320 | WRITE(numout,*) ' Namelist parameters for remineralization, nampisrem' |
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[7646] | 321 | IF( ln_p4z ) THEN |
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[9169] | 322 | WRITE(numout,*) ' remineralization rate of DOC xremik =', xremik |
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[7646] | 323 | ELSE |
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[9169] | 324 | WRITE(numout,*) ' remineralization rate of DOC xremikc =', xremikc |
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| 325 | WRITE(numout,*) ' remineralization rate of DON xremikn =', xremikn |
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| 326 | WRITE(numout,*) ' remineralization rate of DOP xremikp =', xremikp |
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[7646] | 327 | ENDIF |
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[9169] | 328 | WRITE(numout,*) ' remineralization rate of Si xsirem =', xsirem |
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| 329 | WRITE(numout,*) ' fast remineralization rate of Si xsiremlab =', xsiremlab |
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| 330 | WRITE(numout,*) ' fraction of labile biogenic silica xsilab =', xsilab |
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| 331 | WRITE(numout,*) ' NH4 nitrification rate nitrif =', nitrif |
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| 332 | WRITE(numout,*) ' Bacterial Fe/C ratio feratb =', feratb |
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| 333 | WRITE(numout,*) ' Half-saturation constant for bact. Fe/C xkferb =', xkferb |
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[3443] | 334 | ENDIF |
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| 335 | ! |
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[9169] | 336 | denitr(:,:,:) = 0._wp |
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[3443] | 337 | ! |
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| 338 | END SUBROUTINE p4z_rem_init |
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| 339 | |
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| 340 | |
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| 341 | INTEGER FUNCTION p4z_rem_alloc() |
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| 342 | !!---------------------------------------------------------------------- |
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| 343 | !! *** ROUTINE p4z_rem_alloc *** |
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| 344 | !!---------------------------------------------------------------------- |
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[7646] | 345 | ALLOCATE( denitr(jpi,jpj,jpk), STAT=p4z_rem_alloc ) |
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[3443] | 346 | ! |
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| 347 | IF( p4z_rem_alloc /= 0 ) CALL ctl_warn('p4z_rem_alloc: failed to allocate arrays') |
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| 348 | ! |
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| 349 | END FUNCTION p4z_rem_alloc |
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| 350 | |
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| 351 | !!====================================================================== |
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| 352 | END MODULE p4zrem |
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