#include "cppdefs.h" MODULE p5zmicro !!====================================================================== !! *** MODULE p5zmicro *** !! TOP : PISCES Compute the sources/sinks for microzooplankton !!====================================================================== !! History : 1.0 ! 2004 (O. Aumont) Original code !! 2.0 ! 2007-12 (C. Ethe, G. Madec) F90 !! 3.4 ! 2011-06 (O. Aumont, C. Ethe) Quota model for iron !! 3.6 ! 2015-05 (O. Aumont) PISCES quota !!---------------------------------------------------------------------- #if defined key_pisces !! p5z_micro : Compute the sources/sinks for microzooplankton !! p5z_micro_init : Initialize and read the appropriate namelist !!---------------------------------------------------------------------- USE sms_pisces ! PISCES Source Minus Sink variables USE p4zlim USE p5zlim ! Phytoplankton limitation terms IMPLICIT NONE PRIVATE PUBLIC p5z_micro ! called in p5zbio.F90 PUBLIC p5z_micro_init ! called in trcsms_pisces.F90 !!* Substitution # include "top_substitute.h90" # include "ocean2pisces.h90" !! * Shared module variables REAL(wp), PUBLIC :: part !: part of calcite not dissolved in microzoo guts REAL(wp), PUBLIC :: xprefc !: microzoo preference for POC REAL(wp), PUBLIC :: xprefn !: microzoo preference for nanophyto REAL(wp), PUBLIC :: xprefp !: microzoo preference for picophyto REAL(wp), PUBLIC :: xprefd !: microzoo preference for diatoms REAL(wp), PUBLIC :: xprefz !: microzoo preference for microzoo REAL(wp), PUBLIC :: xthreshdia !: diatoms feeding threshold for microzooplankton REAL(wp), PUBLIC :: xthreshpic !: picophyto feeding threshold for microzooplankton REAL(wp), PUBLIC :: xthreshphy !: nanophyto threshold for microzooplankton REAL(wp), PUBLIC :: xthreshzoo !: microzoo threshold for microzooplankton REAL(wp), PUBLIC :: xthreshpoc !: poc threshold for microzooplankton REAL(wp), PUBLIC :: xthresh !: feeding threshold for microzooplankton REAL(wp), PUBLIC :: resrat !: exsudation rate of microzooplankton REAL(wp), PUBLIC :: mzrat !: microzooplankton mortality rate REAL(wp), PUBLIC :: grazrat !: maximal microzoo grazing rate REAL(wp), PUBLIC :: xkgraz !: Half-saturation constant of assimilation REAL(wp), PUBLIC :: unassc !: Non-assimilated part of food REAL(wp), PUBLIC :: unassn !: Non-assimilated part of food REAL(wp), PUBLIC :: unassp !: Non-assimilated part of food REAL(wp), PUBLIC :: epsher !: Growth efficiency for microzoo REAL(wp), PUBLIC :: epshermin !: Minimum growth efficiency for microzoo REAL(wp), PUBLIC :: srespir !: half sturation constant for grazing 1 REAL(wp), PUBLIC :: ssigma !: Fraction excreted as semi-labile DOM LOGICAL, PUBLIC :: bmetexc !: Use of excess carbon for respiration !!---------------------------------------------------------------------- !! NEMO/TOP 4.0 , NEMO Consortium (2018) !! $Id: p5zmicro.F90 10362 2018-11-30 15:38:17Z aumont $ !! Software governed by the CeCILL license (see ./LICENSE) !!---------------------------------------------------------------------- CONTAINS SUBROUTINE p5z_micro( kt, knt ) !!--------------------------------------------------------------------- !! *** ROUTINE p5z_micro *** !! !! ** Purpose : Compute the sources/sinks for microzooplankton !! !! ** Method : - ??? !!--------------------------------------------------------------------- INTEGER, INTENT(in) :: kt ! ocean time step INTEGER, INTENT(in) :: knt ! INTEGER :: ji, jj, jk REAL(wp) :: zcompadi, zcompaz , zcompaph, zcompapoc, zcompapon, zcompapop REAL(wp) :: zcompapi, zgraze , zdenom, zfact, zfood, zfoodlim REAL(wp) :: ztmp1, ztmp2, ztmp3, ztmp4, ztmp5, ztmptot REAL(wp) :: zepsherf, zepshert, zepsherv, zrespirc, zrespirn, zrespirp, zbasresb, zbasresi REAL(wp) :: zgraztotc, zgraztotn, zgraztotp, zgraztotf, zbasresn, zbasresp, zbasresf REAL(wp) :: zgradoc, zgradon, zgradop, zgraref, zgradoct, zgradont, zgradopt, zgrareft REAL(wp) :: zexcess, zgraren, zgrarep, zgrarem REAL(wp) :: zgrapoc, zgrapon, zgrapop, zgrapof, zprcaca, zmortz REAL(wp) :: zrespz, ztortz, zgrasratf, zgrasratn, zgrasratp REAL(wp) :: zgraznc, zgraznn, zgraznp, zgrazpoc, zgrazpon, zgrazpop, zgrazpof REAL(wp) :: zgrazdc, zgrazdn, zgrazdp, zgrazdf, zgraznf, zgrazz REAL(wp) :: zgrazpc, zgrazpn, zgrazpp, zgrazpf, zbeta, zrfact2, zmetexcess REAL(wp), DIMENSION(PRIV_3D_BIOARRAY) :: zgrazing, zfezoo REAL(wp), ALLOCATABLE, DIMENSION(:,:,:) :: zw3d, zzligprod CHARACTER (len=25) :: charout !!--------------------------------------------------------------------- ! IF (ln_ligand) THEN ALLOCATE( zzligprod(PRIV_3D_BIOARRAY) ) zzligprod(:,:,:) = 0. ENDIF ! zmetexcess = 0.0 IF ( bmetexc ) zmetexcess = 1.0 ! DO jk = KRANGE DO jj = JRANGE DO ji = IRANGE zcompaz = MAX( ( trb(ji,jj,K,jpzoo) - 1.e-9 ), 0.e0 ) zfact = xstep * tgfunc2(ji,jj,jk) * zcompaz ! Michaelis-Menten mortality rates of microzooplankton ! ----------------------------------------------------- zrespz = resrat * zfact * ( trb(ji,jj,K,jpzoo) & & / ( xkmort + trb(ji,jj,K,jpzoo) ) & & + 3. * nitrfac(ji,jj,jk) ) ! Zooplankton mortality. A square function has been selected with ! no real reason except that it seems to be more stable and may mimic predation. ! ------------------------------------------------------------------------------ ztortz = mzrat * 1.e6 * zfact * trb(ji,jj,K,jpzoo) * (1. - nitrfac(ji,jj,jk)) ! Computation of the abundance of the preys ! A threshold can be specified in the namelist ! -------------------------------------------- zcompadi = MIN( MAX( ( trb(ji,jj,K,jpdia) - xthreshdia ), 0.e0 ), xsizedia ) zcompaph = MAX( ( trb(ji,jj,K,jpphy) - xthreshphy ), 0.e0 ) zcompaz = MAX( ( trb(ji,jj,K,jpzoo) - xthreshzoo ), 0.e0 ) zcompapi = MAX( ( trb(ji,jj,K,jppic) - xthreshpic ), 0.e0 ) zcompapoc = MAX( ( trb(ji,jj,K,jppoc) - xthreshpoc ), 0.e0 ) ! Microzooplankton grazing ! ------------------------ zfood = xprefn * zcompaph + xprefc * zcompapoc + xprefd * zcompadi & & + xprefz * zcompaz + xprefp * zcompapi zfoodlim = MAX( 0. , zfood - min(xthresh,0.5*zfood) ) zdenom = zfoodlim / ( xkgraz + zfoodlim ) zgraze = grazrat * xstep * tgfunc2(ji,jj,jk) & & * trb(ji,jj,K,jpzoo) * (1. - nitrfac(ji,jj,jk)) ! An active switching parameterization is used here. ! We don't use the KTW parameterization proposed by ! Vallina et al. because it tends to produce to steady biomass ! composition and the variance of Chl is too low as it grazes ! too strongly on winning organisms. Thus, instead of a square ! a 1.5 power value is used which decreases the pressure on the ! most abundant species ! ------------------------------------------------------------ ztmp1 = xprefn * zcompaph**1.5 ztmp2 = xprefp * zcompapi**1.5 ztmp3 = xprefc * zcompapoc**1.5 ztmp4 = xprefd * zcompadi**1.5 ztmp5 = xprefz * zcompaz**1.5 ztmptot = ztmp1 + ztmp2 + ztmp3 + ztmp4 + ztmp5 + rtrn ztmp1 = ztmp1 / ztmptot ztmp2 = ztmp2 / ztmptot ztmp3 = ztmp3 / ztmptot ztmp4 = ztmp4 / ztmptot ztmp5 = ztmp5 / ztmptot ! Microzooplankton regular grazing on the different preys ! ------------------------------------------------------- zgraznc = zgraze * ztmp1 * zdenom zgraznn = zgraznc * trb(ji,jj,K,jpnph) & & / (trb(ji,jj,K,jpphy) + rtrn) zgraznp = zgraznc * trb(ji,jj,K,jppph) & & / (trb(ji,jj,K,jpphy) + rtrn) zgraznf = zgraznc * trb(ji,jj,K,jpnfe) & & / (trb(ji,jj,K,jpphy) + rtrn) zgrazpc = zgraze * ztmp2 * zdenom zgrazpn = zgrazpc * trb(ji,jj,K,jpnpi) & & / (trb(ji,jj,K,jppic) + rtrn) zgrazpp = zgrazpc * trb(ji,jj,K,jpppi) & & / (trb(ji,jj,K,jppic) + rtrn) zgrazpf = zgrazpc * trb(ji,jj,K,jppfe) & & / (trb(ji,jj,K,jppic) + rtrn) zgrazz = zgraze * ztmp5 * zdenom zgrazpoc = zgraze * ztmp3 * zdenom zgrazpon = zgrazpoc * trb(ji,jj,K,jppon) & & / ( trb(ji,jj,K,jppoc) + rtrn ) zgrazpop = zgrazpoc * trb(ji,jj,K,jppop) & & / ( trb(ji,jj,K,jppoc) + rtrn ) zgrazpof = zgrazpoc* trb(ji,jj,K,jpsfe) & & / (trb(ji,jj,K,jppoc) + rtrn) zgrazdc = zgraze * ztmp4 * zdenom zgrazdn = zgrazdc * trb(ji,jj,K,jpndi) & & / (trb(ji,jj,K,jpdia) + rtrn) zgrazdp = zgrazdc * trb(ji,jj,K,jppdi) & & / (trb(ji,jj,K,jpdia) + rtrn) zgrazdf = zgrazdc * trb(ji,jj,K,jpdfe) & & / (trb(ji,jj,K,jpdia) + rtrn) ! zgraztotc = zgraznc + zgrazpoc + zgrazdc + zgrazz + zgrazpc zgraztotn = zgraznn + zgrazpn + zgrazpon + zgrazdn + zgrazz * no3rat3 zgraztotp = zgraznp + zgrazpp + zgrazpop + zgrazdp + zgrazz * po4rat3 zgraztotf = zgraznf + zgrazpf + zgrazpof + zgrazdf + zgrazz * ferat3 ! ! Grazing by microzooplankton zgrazing(ji,jj,jk) = zgraztotc ! Stoichiometruc ratios of the food ingested by zooplanton ! -------------------------------------------------------- zgrasratf = (zgraztotf + rtrn) / ( zgraztotc + rtrn ) zgrasratn = (zgraztotn + rtrn) / ( zgraztotc + rtrn ) zgrasratp = (zgraztotp + rtrn) / ( zgraztotc + rtrn ) ! Growth efficiency is made a function of the quality ! and the quantity of the preys ! --------------------------------------------------- zepshert = MIN( 1., zgrasratn/ no3rat3, zgrasratp/ po4rat3, zgrasratf / ferat3) zbeta = MAX( 0., (epsher - epshermin) ) zepsherf = epshermin + zbeta / ( 1.0 + 0.04E6 * 12. * zfood * zbeta ) zepsherv = zepsherf * zepshert ! Respiration of microzooplankton ! Excess carbon in the food is used preferentially ! ------------------------------------------------ zexcess = zgraztotc * zepsherf * (1.0 - zepshert) * zmetexcess zbasresb = MAX(0., zrespz - zexcess) zbasresi = zexcess + MIN(0., zrespz - zexcess) zrespirc = srespir * zepsherv * zgraztotc + zbasresb ! When excess carbon is used, the other elements in excess ! are also used proportionally to their abundance ! -------------------------------------------------------- zexcess = ( zgrasratn/ no3rat3 - zepshert ) / ( 1.0 - zepshert + rtrn) zbasresn = zbasresi * zexcess * zgrasratn zexcess = ( zgrasratp/ po4rat3 - zepshert ) / ( 1.0 - zepshert + rtrn) zbasresp = zbasresi * zexcess * zgrasratp zexcess = ( zgrasratf/ ferat3 - zepshert ) / ( 1.0 - zepshert + rtrn) zbasresf = zbasresi * zexcess * zgrasratf ! Voiding of the excessive elements as DOM ! ---------------------------------------- zgradoct = (1. - unassc - zepsherv) * zgraztotc - zbasresi zgradont = (1. - unassn) * zgraztotn - zepsherv * no3rat3 * zgraztotc - zbasresn zgradopt = (1. - unassp) * zgraztotp - zepsherv * po4rat3 * zgraztotc - zbasresp zgrareft = (1. - unassc) * zgraztotf - zepsherv * ferat3 * zgraztotc - zbasresf ! Since only semilabile DOM is represented in PISCES ! part of DOM is in fact labile and is then released ! as dissolved inorganic compounds (ssigma) ! -------------------------------------------------- zgradoc = zgradoct * ssigma zgradon = zgradont * ssigma zgradop = zgradopt * ssigma zgrarem = (1.0 - ssigma) * zgradoct zgraren = (1.0 - ssigma) * zgradont zgrarep = (1.0 - ssigma) * zgradopt zgraref = zgrareft ! Defecation as a result of non assimilated products ! -------------------------------------------------- zgrapoc = zgraztotc * unassc zgrapon = zgraztotn * unassn zgrapop = zgraztotp * unassp zgrapof = zgraztotf * unassc ! Addition of respiration to the release of inorganic nutrients ! ------------------------------------------------------------- zgrarem = zgrarem + zbasresi + zrespirc zgraren = zgraren + zbasresn + zrespirc * no3rat3 zgrarep = zgrarep + zbasresp + zrespirc * po4rat3 zgraref = zgraref + zbasresf + zrespirc * ferat3 ! Update of the TRA arrays ! ------------------------ tra(ji,jj,jk,jppo4) = tra(ji,jj,jk,jppo4) + zgrarep tra(ji,jj,jk,jpnh4) = tra(ji,jj,jk,jpnh4) + zgraren tra(ji,jj,jk,jpdoc) = tra(ji,jj,jk,jpdoc) + zgradoc ! IF( ln_ligand ) THEN tra(ji,jj,jk,jplgw) = tra(ji,jj,jk,jplgw) + zgradoc * ldocz zzligprod(ji,jj,jk) = zgradoc * ldocz ENDIF ! tra(ji,jj,jk,jpdon) = tra(ji,jj,jk,jpdon) + zgradon tra(ji,jj,jk,jpdop) = tra(ji,jj,jk,jpdop) + zgradop tra(ji,jj,jk,jpoxy) = tra(ji,jj,jk,jpoxy) - o2ut * zgrarem tra(ji,jj,jk,jpfer) = tra(ji,jj,jk,jpfer) + zgraref zfezoo(ji,jj,jk) = zgraref tra(ji,jj,jk,jpzoo) = tra(ji,jj,jk,jpzoo) + zepsherv * zgraztotc - zrespirc - ztortz - zgrazz tra(ji,jj,jk,jpphy) = tra(ji,jj,jk,jpphy) - zgraznc tra(ji,jj,jk,jpnph) = tra(ji,jj,jk,jpnph) - zgraznn tra(ji,jj,jk,jppph) = tra(ji,jj,jk,jppph) - zgraznp tra(ji,jj,jk,jppic) = tra(ji,jj,jk,jppic) - zgrazpc tra(ji,jj,jk,jpnpi) = tra(ji,jj,jk,jpnpi) - zgrazpn tra(ji,jj,jk,jpppi) = tra(ji,jj,jk,jpppi) - zgrazpp tra(ji,jj,jk,jpdia) = tra(ji,jj,jk,jpdia) - zgrazdc tra(ji,jj,jk,jpndi) = tra(ji,jj,jk,jpndi) - zgrazdn tra(ji,jj,jk,jppdi) = tra(ji,jj,jk,jppdi) - zgrazdp tra(ji,jj,jk,jpnch) = tra(ji,jj,jk,jpnch) - zgraznc * trb(ji,jj,K,jpnch) & & /(trb(ji,jj,K,jpphy)+rtrn) tra(ji,jj,jk,jppch) = tra(ji,jj,jk,jppch) - zgrazpc * trb(ji,jj,K,jppch) & & /(trb(ji,jj,K,jppic)+rtrn) tra(ji,jj,jk,jpdch) = tra(ji,jj,jk,jpdch) - zgrazdc * trb(ji,jj,K,jpdch) & & /(trb(ji,jj,K,jpdia)+rtrn) tra(ji,jj,jk,jpdsi) = tra(ji,jj,jk,jpdsi) - zgrazdc * trb(ji,jj,K,jpdsi) & & /(trb(ji,jj,K,jpdia)+rtrn) tra(ji,jj,jk,jpgsi) = tra(ji,jj,jk,jpgsi) + zgrazdc * trb(ji,jj,K,jpdsi) & & /(trb(ji,jj,K,jpdia)+rtrn) tra(ji,jj,jk,jpnfe) = tra(ji,jj,jk,jpnfe) - zgraznf tra(ji,jj,jk,jppfe) = tra(ji,jj,jk,jppfe) - zgrazpf tra(ji,jj,jk,jpdfe) = tra(ji,jj,jk,jpdfe) - zgrazdf tra(ji,jj,jk,jppoc) = tra(ji,jj,jk,jppoc) + ztortz + zgrapoc - zgrazpoc prodpoc(ji,jj,jk) = prodpoc(ji,jj,jk) + ztortz + zgrapoc conspoc(ji,jj,jk) = conspoc(ji,jj,jk) - zgrazpoc tra(ji,jj,jk,jppon) = tra(ji,jj,jk,jppon) + no3rat3 * ztortz + zgrapon - zgrazpon tra(ji,jj,jk,jppop) = tra(ji,jj,jk,jppop) + po4rat3 * ztortz + zgrapop - zgrazpop tra(ji,jj,jk,jpsfe) = tra(ji,jj,jk,jpsfe) + ferat3 * ztortz + zgrapof - zgrazpof ! ! calcite production zprcaca = xfracal(ji,jj,jk) * zgraznc prodcal(ji,jj,jk) = prodcal(ji,jj,jk) + zprcaca ! prodcal=prodcal(nanophy)+prodcal(microzoo)+prodcal(mesozoo) ! zprcaca = part * zprcaca tra(ji,jj,jk,jpdic) = tra(ji,jj,jk,jpdic) + zgrarem - zprcaca tra(ji,jj,jk,jptal) = tra(ji,jj,jk,jptal) - 2. * zprcaca & & + rno3 * zgraren tra(ji,jj,jk,jpcal) = tra(ji,jj,jk,jpcal) + zprcaca END DO END DO END DO ! #if defined key_iomput IF( lk_iomput ) THEN IF( knt == nrdttrc ) THEN ALLOCATE( zw3d(PRIV_3D_BIOARRAY) ) IF( iom_use( "GRAZ1" ) ) THEN zw3d(:,:,:) = zgrazing(:,:,:) * 1.e+3 * rfact2r * tmask(:,:,:) ! Total grazing of phyto by zooplankton CALL iom_put( "GRAZ1", zw3d ) ENDIF IF( iom_use( "FEZOO" ) ) THEN zw3d(:,:,:) = zfezoo(:,:,:) * 1e9 * 1.e+3 * rfact2r * tmask(:,:,:) ! CALL iom_put( "FEZOO", zw3d ) ENDIF IF( iom_use( "LPRODZ" ) .AND. ln_ligand ) THEN zw3d(:,:,:) = zzligprod(:,:,:) * 1e9 * 1.e+3 * rfact2r * tmask(:,:,:) CALL iom_put( "LPRODZ" , zw3d ) ENDIF DEALLOCATE( zw3d ) ENDIF ENDIF #endif ! #if defined key_trc_diaadd DO jk = KRANGE DO jj = JRANGE DO ji = IRANGE trc3d(ji,jj,K,jp_grapoc) = zgrazing(ji,jj,jk) * 1.e+3 * rfact2r * tmask(ji,jj,jk) ! grazing of phyto by microzoo END DO END DO END DO DO jk = KRANGE DO jj = JRANGE DO ji = IRANGE trc3d(ji,jj,K,jp_mico2) = zgrazing(ji,jj,jk) * ( 1.- epsher - unassc ) & & * (-o2ut) * ssigma * 1.e+3 * rfact2r * tmask(ji,jj,jk) ! o2 consumption by Microzoo END DO END DO END DO #endif IF (ln_ligand) DEALLOCATE( zzligprod ) ! IF(ln_ctl) THEN ! print mean trends (used for debugging) WRITE(charout, FMT="('micro')") CALL prt_ctl_trc_info(charout) CALL prt_ctl_trc( charout, ltra='tra') ENDIF ! END SUBROUTINE p5z_micro SUBROUTINE p5z_micro_init !!---------------------------------------------------------------------- !! *** ROUTINE p5z_micro_init *** !! !! ** Purpose : Initialization of microzooplankton parameters !! !! ** Method : Read the nampiszoo namelist and check the parameters !! called at the first timestep (nittrc000) !! !! ** input : Namelist nampiszoo !! !!---------------------------------------------------------------------- INTEGER :: ios ! Local integer !! NAMELIST/namp5zzoo/ part, grazrat, bmetexc, resrat, mzrat, xprefc, xprefn, & & xprefp, xprefd, xprefz, xthreshdia, xthreshphy, & & xthreshpic, xthreshpoc, xthreshzoo, xthresh, xkgraz, & & epsher, epshermin, ssigma, srespir, unassc, unassn, unassp !!---------------------------------------------------------------------- ! REWIND( numnatp_ref ) ! Namelist nampiszoo in reference namelist : Pisces microzooplankton READ ( numnatp_ref, namp5zzoo, IOSTAT = ios, ERR = 901) 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namp5zzoo in reference namelist', lwp ) ! REWIND( numnatp_cfg ) ! Namelist nampiszoo in configuration namelist : Pisces microzooplankton READ ( numnatp_cfg, namp5zzoo, IOSTAT = ios, ERR = 902 ) 902 IF( ios > 0 ) CALL ctl_nam ( ios , 'namp5zzoo in configuration namelist', lwp ) IF(lwm) WRITE ( numonp, namp5zzoo ) ! IF(lwp) THEN ! control print WRITE(numout,*) ' ' WRITE(numout,*) ' Namelist parameters for microzooplankton, nampiszooq' WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~' WRITE(numout,*) ' part of calcite not dissolved in microzoo guts part =', part WRITE(numout,*) ' microzoo preference for POC xprefc =', xprefc WRITE(numout,*) ' microzoo preference for nano xprefn =', xprefn WRITE(numout,*) ' microzoo preference for pico xprefp =', xprefp WRITE(numout,*) ' microzoo preference for diatoms xprefd =', xprefd WRITE(numout,*) ' microzoo preference for microzoo xprefz =', xprefz WRITE(numout,*) ' diatoms feeding threshold for microzoo xthreshdia =', xthreshdia WRITE(numout,*) ' nanophyto feeding threshold for microzoo xthreshphy =', xthreshphy WRITE(numout,*) ' picophyto feeding threshold for microzoo xthreshpic =', xthreshpic WRITE(numout,*) ' poc feeding threshold for microzoo xthreshpoc =', xthreshpoc WRITE(numout,*) ' microzoo feeding threshold for microzoo xthreshzoo =', xthreshzoo WRITE(numout,*) ' feeding threshold for microzooplankton xthresh =', xthresh WRITE(numout,*) ' exsudation rate of microzooplankton resrat =', resrat WRITE(numout,*) ' microzooplankton mortality rate mzrat =', mzrat WRITE(numout,*) ' maximal microzoo grazing rate grazrat =', grazrat WRITE(numout,*) ' C egested fraction of fodd by microzoo unassc =', unassc WRITE(numout,*) ' N egested fraction of fodd by microzoo unassn =', unassn WRITE(numout,*) ' P egested fraction of fodd by microzoo unassp =', unassp WRITE(numout,*) ' Efficicency of microzoo growth epsher =', epsher WRITE(numout,*) ' Minimum Efficiency of Microzoo growth epshermin =', epshermin WRITE(numout,*) ' Fraction excreted as semi-labile DOM ssigma =', ssigma WRITE(numout,*) ' Active respiration srespir =', srespir WRITE(numout,*) ' half sturation constant for grazing 1 xkgraz =', xkgraz WRITE(numout,*) ' Use of excess carbon for respiration bmetexc =', bmetexc ENDIF ! END SUBROUTINE p5z_micro_init #else !!====================================================================== !! Dummy module : No PISCES bio-model !!====================================================================== CONTAINS SUBROUTINE p5z_micro ! Empty routine END SUBROUTINE p5z_micro #endif !!====================================================================== END MODULE p5zmicro