[8395] | 1 | MODULE detritus_mod |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE detritus_mod *** |
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| 4 | !! Calculates detritus processes and fast-sinking detritus |
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| 5 | !!====================================================================== |
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| 6 | !! History : |
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| 7 | !! - ! 2017-04 (M. Stringer) Code taken from trcbio_medusa.F90 |
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[9157] | 8 | !! - ! 2017-08 (A. Yool) Revise slow-sinking of detritus |
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[8395] | 9 | !!---------------------------------------------------------------------- |
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| 10 | #if defined key_medusa |
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| 11 | !!---------------------------------------------------------------------- |
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| 12 | !! MEDUSA bio-model |
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| 13 | !!---------------------------------------------------------------------- |
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| 14 | |
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| 15 | IMPLICIT NONE |
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| 16 | PRIVATE |
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| 17 | |
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| 18 | PUBLIC detritus ! Called in trcbio_medusa.F90 |
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| 19 | |
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| 20 | !!---------------------------------------------------------------------- |
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| 21 | !! NEMO/TOP 2.0 , LOCEAN-IPSL (2007) |
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| 22 | !! $Id$ |
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| 23 | !! Software governed by the CeCILL licence (modipsl/doc/NEMO_CeCILL.txt) |
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| 24 | !!---------------------------------------------------------------------- |
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| 25 | |
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| 26 | CONTAINS |
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| 27 | |
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| 28 | SUBROUTINE detritus( jk, iball ) |
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| 29 | !!------------------------------------------------------------------- |
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| 30 | !! *** ROUTINE detritus *** |
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| 31 | !! This called from TRC_BIO_MEDUSA and |
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| 32 | !! - Calculates detritus processes |
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| 33 | !! - Fast-sinking detritus |
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| 34 | !!------------------------------------------------------------------- |
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| 35 | USE bio_medusa_mod, ONLY: f_sbenin_c, f_sbenin_fe, & |
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| 36 | f_sbenin_n, fdd, & |
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| 37 | idf, idfval, & |
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[9157] | 38 | fslowsink, & |
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| 39 | fslowgain, fslowloss, & |
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[8395] | 40 | # if defined key_roam |
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[9157] | 41 | fslowsinkc, & |
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| 42 | fslowgainc, fslowlossc, & |
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[8395] | 43 | fddc, & |
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| 44 | # endif |
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| 45 | fun_T, fun_Q10, zdet, zdtc |
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| 46 | USE detritus_fast_sink_mod, ONLY: detritus_fast_sink |
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[9157] | 47 | USE dom_oce, ONLY: mbathy, e3t_0, e3t_n, gphit, tmask |
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[8395] | 48 | USE in_out_manager, ONLY: lwp, numout |
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| 49 | USE par_oce, ONLY: jpim1, jpjm1 |
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| 50 | USE sms_medusa, ONLY: jmd, jorgben, jsfd, vsed, & |
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| 51 | xrfn, xmd, xmdc, xthetad |
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| 52 | |
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[9157] | 53 | !!* Substitution |
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| 54 | # include "domzgr_substitute.h90" |
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| 55 | |
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[8395] | 56 | !! Level |
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| 57 | INTEGER, INTENT( in ) :: jk |
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| 58 | !! Fast detritus ballast scheme (0 = no; 1 = yes) |
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| 59 | INTEGER, INTENT( in ) :: iball |
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| 60 | |
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| 61 | INTEGER :: ji, jj |
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| 62 | |
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| 63 | !!------------------------------------------------------------------ |
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| 64 | !! Detritus remineralisation |
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| 65 | !! Constant or temperature-dependent |
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| 66 | !!------------------------------------------------------------------ |
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| 67 | DO jj = 2,jpjm1 |
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| 68 | DO ji = 2,jpim1 |
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| 69 | !! OPEN wet point IF..THEN loop |
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| 70 | if (tmask(ji,jj,jk) == 1) then |
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| 71 | !! |
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| 72 | if (jmd.eq.1) then |
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| 73 | !! temperature-dependent |
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| 74 | fdd(ji,jj) = xmd * fun_T(ji,jj) * zdet(ji,jj) |
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| 75 | # if defined key_roam |
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| 76 | fddc(ji,jj) = xmdc * fun_T(ji,jj) * zdtc(ji,jj) |
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| 77 | # endif |
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| 78 | elseif (jmd.eq.2) then |
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| 79 | !! AXY (16/05/13): add in Q10-based parameterisation |
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| 80 | !! (def in nmlst) |
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| 81 | !! temperature-dependent |
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| 82 | fdd(ji,jj) = xmd * fun_Q10(ji,jj) * zdet(ji,jj) |
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| 83 | #if defined key_roam |
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| 84 | fddc(ji,jj) = xmdc * fun_Q10(ji,jj) * zdtc(ji,jj) |
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| 85 | #endif |
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| 86 | else |
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| 87 | !! temperature-independent |
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| 88 | fdd(ji,jj) = xmd * zdet(ji,jj) |
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| 89 | # if defined key_roam |
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| 90 | fddc(ji,jj) = xmdc * zdtc(ji,jj) |
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| 91 | # endif |
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| 92 | endif |
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| 93 | !! |
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| 94 | !! AXY (22/07/09): accelerate detrital remineralisation |
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| 95 | !! in the bottom box |
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| 96 | if ((jk.eq.mbathy(ji,jj)) .and. jsfd.eq.1) then |
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| 97 | fdd(ji,jj) = 1.0 * zdet(ji,jj) |
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| 98 | # if defined key_roam |
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| 99 | fddc(ji,jj) = 1.0 * zdtc(ji,jj) |
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| 100 | # endif |
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| 101 | endif |
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| 102 | |
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| 103 | # if defined key_debug_medusa |
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| 104 | !! report plankton mortality and remineralisation |
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| 105 | if (idf.eq.1.AND.idfval.eq.1) then |
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| 106 | IF (lwp) write (numout,*) '------------------------------' |
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| 107 | ! I've removed the lines below, because the variables are not in this |
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| 108 | ! routine. If these debug prints need to stay, they should probably be |
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| 109 | ! moved - marc 27/4/17 |
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| 110 | ! IF (lwp) write (numout,*) 'fdpn2(',jk,') = ', fdpn2(ji,jj) |
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| 111 | ! IF (lwp) write (numout,*) 'fdpd2(',jk,') = ', fdpd2(ji,jj) |
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| 112 | ! IF (lwp) write (numout,*) 'fdpds2(',jk,')= ', fdpds2(ji,jj) |
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| 113 | ! IF (lwp) write (numout,*) 'fdzmi2(',jk,')= ', fdzmi2(ji,jj) |
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| 114 | ! IF (lwp) write (numout,*) 'fdzme2(',jk,')= ', fdzme2(ji,jj) |
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| 115 | ! IF (lwp) write (numout,*) 'fdpn(',jk,') = ', fdpn(ji,jj) |
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| 116 | ! IF (lwp) write (numout,*) 'fdpd(',jk,') = ', fdpd(ji,jj) |
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| 117 | ! IF (lwp) write (numout,*) 'fdpds(',jk,') = ', fdpds(ji,jj) |
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| 118 | ! IF (lwp) write (numout,*) 'fdzmi(',jk,') = ', fdzmi(ji,jj) |
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| 119 | ! IF (lwp) write (numout,*) 'fdzme(',jk,') = ', fdzme(ji,jj) |
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| 120 | IF (lwp) write (numout,*) 'fdd(',jk,') = ', fdd(ji,jj) |
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| 121 | # if defined key_roam |
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| 122 | IF (lwp) write (numout,*) 'fddc(',jk,') = ', fddc(ji,jj) |
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| 123 | # endif |
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| 124 | endif |
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| 125 | # endif |
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| 126 | ENDIF |
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| 127 | ENDDO |
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| 128 | ENDDO |
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| 129 | |
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| 130 | DO jj = 2,jpjm1 |
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| 131 | DO ji = 2,jpim1 |
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| 132 | if (tmask(ji,jj,jk) == 1) then |
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[9157] | 133 | !!---------------------------------------------------------------------- |
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| 134 | !! Detritus sinking (AXY, 08/08/18) |
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| 135 | !! Replaces slow-sinking done in trcsed_medusa.F90 |
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| 136 | !! |
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| 137 | !! Uses the fslowsink variable to carry slow-sinking detritus from one |
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| 138 | !! grid level to the next, variable fslowgain to "add" detritus sinking |
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| 139 | !! from above and variable fslowloss to "subtract" detritus sinking out |
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| 140 | !! to below; these variables appear in the differential equations of |
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| 141 | !! detrital nitrogen and carbon below |
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| 142 | !!---------------------------------------------------------------------- |
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| 143 | !! |
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| 144 | fslowgain(ji,jj) = fslowsink(ji,jj) / fse3t(ji,jj,jk) ! = mmol N / m3 / d |
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| 145 | if (jk.lt.mbathy(ji,jj)) then |
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| 146 | fslowloss(ji,jj) = (zdet(ji,jj) * vsed * 86400.) / fse3t(ji,jj,jk) ! = mmol N / m3 / d |
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| 147 | else |
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| 148 | fslowloss(ji,jj) = 0. ! = mmol N / m3 / d |
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| 149 | endif |
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| 150 | fslowsink(ji,jj) = fslowloss(ji,jj) * fse3t(ji,jj,jk) ! = mmol N / m2 / d |
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| 151 | !! |
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| 152 | # if defined key_roam |
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| 153 | fslowgainc(ji,jj) = fslowsinkc(ji,jj) / fse3t(ji,jj,jk) ! = mmol C / m3 / d |
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| 154 | if (jk.lt.mbathy(ji,jj)) then |
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| 155 | fslowlossc(ji,jj) = (zdtc(ji,jj) * vsed * 86400.) / fse3t(ji,jj,jk) ! = mmol C / m3 / d |
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| 156 | else |
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| 157 | fslowlossc(ji,jj) = 0. ! = mmol C / m3 / d |
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| 158 | endif |
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| 159 | fslowsinkc(ji,jj) = fslowlossc(ji,jj) * fse3t(ji,jj,jk) ! = mmol C / m2 / d |
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| 160 | # endif |
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| 161 | ENDIF |
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| 162 | ENDDO |
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| 163 | ENDDO |
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| 164 | |
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| 165 | DO jj = 2,jpjm1 |
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| 166 | DO ji = 2,jpim1 |
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| 167 | if (tmask(ji,jj,jk) == 1) then |
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[8395] | 168 | !!--------------------------------------------------------- |
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| 169 | !! Detritus addition to benthos |
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| 170 | !! If activated, slow detritus in the bottom box will enter |
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| 171 | !! the benthic pool |
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| 172 | !!--------------------------------------------------------- |
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| 173 | !! |
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| 174 | if ((jk.eq.mbathy(ji,jj)) .and. jorgben.eq.1) then |
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| 175 | !! this is the BOTTOM OCEAN BOX -> into the benthic pool! |
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| 176 | !! |
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| 177 | f_sbenin_n(ji,jj) = (zdet(ji,jj) * vsed * 86400.) |
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| 178 | f_sbenin_fe(ji,jj) = (zdet(ji,jj) * vsed * 86400. * xrfn) |
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| 179 | # if defined key_roam |
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| 180 | f_sbenin_c(ji,jj) = (zdtc(ji,jj) * vsed * 86400.) |
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| 181 | # else |
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| 182 | f_sbenin_c(ji,jj) = (zdet(ji,jj) * vsed * 86400. * xthetad) |
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| 183 | # endif |
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| 184 | endif |
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| 185 | |
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| 186 | ENDIF |
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| 187 | ENDDO |
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| 188 | ENDDO |
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| 189 | |
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| 190 | !!------------------------------------------------------------------ |
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| 191 | !! Fast-sinking detritus |
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| 192 | !!------------------------------------------------------------------ |
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| 193 | CALL detritus_fast_sink( jk, iball ) |
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| 194 | |
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| 195 | END SUBROUTINE detritus |
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| 196 | |
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| 197 | #else |
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| 198 | !!====================================================================== |
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| 199 | !! Dummy module : No MEDUSA bio-model |
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| 200 | !!====================================================================== |
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| 201 | CONTAINS |
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| 202 | SUBROUTINE detritus( ) ! Empty routine |
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| 203 | WRITE(*,*) 'detritus: You should not have seen this print! error?' |
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| 204 | END SUBROUTINE detritus |
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| 205 | #endif |
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| 206 | |
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| 207 | !!====================================================================== |
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| 208 | END MODULE detritus_mod |
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