1 | MODULE p5zmort |
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2 | !!====================================================================== |
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3 | !! *** MODULE p5zmort *** |
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4 | !! TOP : PISCES Compute the mortality terms for phytoplankton |
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5 | !!====================================================================== |
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6 | !! History : 1.0 ! 2002 (O. Aumont) Original code |
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7 | !! 2.0 ! 2007-12 (C. Ethe, G. Madec) F90 |
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8 | !! 3.6 ! 2015-05 (O. Aumont) PISCES quota |
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9 | !!---------------------------------------------------------------------- |
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10 | !! p5z_mort : Compute the mortality terms for phytoplankton |
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11 | !! p5z_mort_init : Initialize the mortality params for phytoplankton |
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12 | !!---------------------------------------------------------------------- |
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13 | USE oce_trc ! shared variables between ocean and passive tracers |
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14 | USE trc ! passive tracers common variables |
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15 | USE sms_pisces ! PISCES Source Minus Sink variables |
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16 | USE p4zlim |
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17 | USE p5zlim ! Phytoplankton limitation terms |
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18 | USE prtctl_trc ! print control for debugging |
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19 | |
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20 | IMPLICIT NONE |
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21 | PRIVATE |
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22 | |
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23 | PUBLIC p5z_mort |
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24 | PUBLIC p5z_mort_init |
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25 | |
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26 | !! * Shared module variables |
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27 | REAL(wp), PUBLIC :: wchln !: |
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28 | REAL(wp), PUBLIC :: wchlp !: |
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29 | REAL(wp), PUBLIC :: wchld !: |
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30 | REAL(wp), PUBLIC :: wchldm !: |
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31 | REAL(wp), PUBLIC :: mpratn !: |
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32 | REAL(wp), PUBLIC :: mpratp !: |
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33 | REAL(wp), PUBLIC :: mpratd !: |
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34 | |
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35 | !! * Substitutions |
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36 | # include "do_loop_substitute.h90" |
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37 | !!---------------------------------------------------------------------- |
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38 | !! NEMO/TOP 4.0 , NEMO Consortium (2018) |
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39 | !! $Id$ |
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40 | !! Software governed by the CeCILL license (see ./LICENSE) |
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41 | !!---------------------------------------------------------------------- |
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42 | |
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43 | CONTAINS |
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44 | |
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45 | SUBROUTINE p5z_mort( kt, Kbb, Krhs ) |
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46 | !!--------------------------------------------------------------------- |
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47 | !! *** ROUTINE p5z_mort *** |
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48 | !! |
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49 | !! ** Purpose : Calls the different subroutine to initialize and compute |
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50 | !! the different phytoplankton mortality terms |
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51 | !! |
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52 | !! ** Method : - ??? |
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53 | !!--------------------------------------------------------------------- |
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54 | INTEGER, INTENT(in) :: kt ! ocean time step |
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55 | INTEGER, INTENT(in) :: Kbb, Krhs ! time level indices |
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56 | !!--------------------------------------------------------------------- |
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57 | |
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58 | CALL p5z_nano( Kbb, Krhs ) ! nanophytoplankton |
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59 | CALL p5z_pico( Kbb, Krhs ) ! picophytoplankton |
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60 | CALL p5z_diat( Kbb, Krhs ) ! diatoms |
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61 | |
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62 | END SUBROUTINE p5z_mort |
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63 | |
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64 | |
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65 | SUBROUTINE p5z_nano( Kbb, Krhs ) |
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66 | !!--------------------------------------------------------------------- |
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67 | !! *** ROUTINE p5z_nano *** |
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68 | !! |
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69 | !! ** Purpose : Compute the mortality terms for nanophytoplankton |
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70 | !! |
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71 | !! ** Method : - ??? |
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72 | !!--------------------------------------------------------------------- |
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73 | INTEGER, INTENT(in) :: Kbb, Krhs ! time level indices |
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74 | INTEGER :: ji, jj, jk |
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75 | REAL(wp) :: zcompaph |
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76 | REAL(wp) :: zfactfe, zfactch, zfactn, zfactp, zprcaca |
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77 | REAL(wp) :: ztortp , zrespp , zmortp |
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78 | CHARACTER (len=25) :: charout |
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79 | !!--------------------------------------------------------------------- |
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80 | ! |
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81 | IF( ln_timing ) CALL timing_start('p5z_nano') |
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82 | ! |
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83 | prodcal(:,:,:) = 0. !: calcite production variable set to zero |
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84 | DO_3D_11_11( 1, jpkm1 ) |
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85 | zcompaph = MAX( ( tr(ji,jj,jk,jpphy,Kbb) - 1e-9 ), 0.e0 ) |
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86 | ! Squared mortality of Phyto similar to a sedimentation term during |
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87 | ! blooms (Doney et al. 1996) |
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88 | ! ----------------------------------------------------------------- |
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89 | zrespp = wchln * 1.e6 * xstep * xdiss(ji,jj,jk) * zcompaph * tr(ji,jj,jk,jpphy,Kbb) |
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90 | |
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91 | ! Phytoplankton linear mortality |
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92 | ! ------------------------------ |
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93 | ztortp = mpratn * xstep * zcompaph |
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94 | zmortp = zrespp + ztortp |
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95 | |
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96 | ! Update the arrays TRA which contains the biological sources and sinks |
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97 | |
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98 | zfactn = tr(ji,jj,jk,jpnph,Kbb)/(tr(ji,jj,jk,jpphy,Kbb)+rtrn) |
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99 | zfactp = tr(ji,jj,jk,jppph,Kbb)/(tr(ji,jj,jk,jpphy,Kbb)+rtrn) |
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100 | zfactfe = tr(ji,jj,jk,jpnfe,Kbb)/(tr(ji,jj,jk,jpphy,Kbb)+rtrn) |
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101 | zfactch = tr(ji,jj,jk,jpnch,Kbb)/(tr(ji,jj,jk,jpphy,Kbb)+rtrn) |
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102 | tr(ji,jj,jk,jpphy,Krhs) = tr(ji,jj,jk,jpphy,Krhs) - zmortp |
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103 | tr(ji,jj,jk,jpnph,Krhs) = tr(ji,jj,jk,jpnph,Krhs) - zmortp * zfactn |
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104 | tr(ji,jj,jk,jppph,Krhs) = tr(ji,jj,jk,jppph,Krhs) - zmortp * zfactp |
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105 | tr(ji,jj,jk,jpnch,Krhs) = tr(ji,jj,jk,jpnch,Krhs) - zmortp * zfactch |
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106 | tr(ji,jj,jk,jpnfe,Krhs) = tr(ji,jj,jk,jpnfe,Krhs) - zmortp * zfactfe |
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107 | zprcaca = xfracal(ji,jj,jk) * zmortp |
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108 | ! |
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109 | prodcal(ji,jj,jk) = prodcal(ji,jj,jk) + zprcaca ! prodcal=prodcal(nanophy)+prodcal(microzoo)+prodcal(mesozoo) |
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110 | ! |
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111 | tr(ji,jj,jk,jpdic,Krhs) = tr(ji,jj,jk,jpdic,Krhs) - zprcaca |
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112 | tr(ji,jj,jk,jptal,Krhs) = tr(ji,jj,jk,jptal,Krhs) - 2. * zprcaca |
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113 | tr(ji,jj,jk,jpcal,Krhs) = tr(ji,jj,jk,jpcal,Krhs) + zprcaca |
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114 | tr(ji,jj,jk,jppoc,Krhs) = tr(ji,jj,jk,jppoc,Krhs) + zmortp |
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115 | tr(ji,jj,jk,jppon,Krhs) = tr(ji,jj,jk,jppon,Krhs) + zmortp * zfactn |
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116 | tr(ji,jj,jk,jppop,Krhs) = tr(ji,jj,jk,jppop,Krhs) + zmortp * zfactp |
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117 | prodpoc(ji,jj,jk) = prodpoc(ji,jj,jk) + zmortp |
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118 | tr(ji,jj,jk,jpsfe,Krhs) = tr(ji,jj,jk,jpsfe,Krhs) + zmortp * zfactfe |
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119 | END_3D |
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120 | ! |
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121 | IF(sn_cfctl%l_prttrc) THEN ! print mean trends (used for debugging) |
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122 | WRITE(charout, FMT="('nano')") |
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123 | CALL prt_ctl_trc_info(charout) |
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124 | CALL prt_ctl_trc(tab4d=tr(:,:,:,:,Krhs), mask=tmask, clinfo=ctrcnm) |
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125 | ENDIF |
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126 | ! |
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127 | IF( ln_timing ) CALL timing_stop('p5z_nano') |
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128 | ! |
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129 | END SUBROUTINE p5z_nano |
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130 | |
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131 | |
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132 | SUBROUTINE p5z_pico( Kbb, Krhs ) |
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133 | !!--------------------------------------------------------------------- |
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134 | !! *** ROUTINE p5z_pico *** |
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135 | !! |
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136 | !! ** Purpose : Compute the mortality terms for picophytoplankton |
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137 | !! |
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138 | !! ** Method : - ??? |
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139 | !!--------------------------------------------------------------------- |
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140 | INTEGER, INTENT(in) :: Kbb, Krhs ! time level indices |
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141 | INTEGER :: ji, jj, jk |
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142 | REAL(wp) :: zcompaph |
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143 | REAL(wp) :: zfactfe, zfactch, zfactn, zfactp |
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144 | REAL(wp) :: ztortp , zrespp , zmortp |
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145 | CHARACTER (len=25) :: charout |
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146 | !!--------------------------------------------------------------------- |
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147 | ! |
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148 | IF( ln_timing ) CALL timing_start('p5z_pico') |
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149 | ! |
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150 | DO_3D_11_11( 1, jpkm1 ) |
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151 | zcompaph = MAX( ( tr(ji,jj,jk,jppic,Kbb) - 1e-9 ), 0.e0 ) |
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152 | ! Squared mortality of Phyto similar to a sedimentation term during |
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153 | ! blooms (Doney et al. 1996) |
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154 | ! ----------------------------------------------------------------- |
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155 | zrespp = wchlp * 1.e6 * xstep * xdiss(ji,jj,jk) * zcompaph * tr(ji,jj,jk,jppic,Kbb) |
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156 | |
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157 | ! Phytoplankton mortality |
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158 | ztortp = mpratp * xstep * zcompaph |
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159 | zmortp = zrespp + ztortp |
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160 | |
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161 | ! Update the arrays TRA which contains the biological sources and sinks |
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162 | |
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163 | zfactn = tr(ji,jj,jk,jpnpi,Kbb)/(tr(ji,jj,jk,jppic,Kbb)+rtrn) |
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164 | zfactp = tr(ji,jj,jk,jpppi,Kbb)/(tr(ji,jj,jk,jppic,Kbb)+rtrn) |
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165 | zfactfe = tr(ji,jj,jk,jppfe,Kbb)/(tr(ji,jj,jk,jppic,Kbb)+rtrn) |
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166 | zfactch = tr(ji,jj,jk,jppch,Kbb)/(tr(ji,jj,jk,jppic,Kbb)+rtrn) |
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167 | tr(ji,jj,jk,jppic,Krhs) = tr(ji,jj,jk,jppic,Krhs) - zmortp |
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168 | tr(ji,jj,jk,jpnpi,Krhs) = tr(ji,jj,jk,jpnpi,Krhs) - zmortp * zfactn |
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169 | tr(ji,jj,jk,jpppi,Krhs) = tr(ji,jj,jk,jpppi,Krhs) - zmortp * zfactp |
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170 | tr(ji,jj,jk,jppch,Krhs) = tr(ji,jj,jk,jppch,Krhs) - zmortp * zfactch |
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171 | tr(ji,jj,jk,jppfe,Krhs) = tr(ji,jj,jk,jppfe,Krhs) - zmortp * zfactfe |
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172 | tr(ji,jj,jk,jppoc,Krhs) = tr(ji,jj,jk,jppoc,Krhs) + zmortp |
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173 | tr(ji,jj,jk,jppon,Krhs) = tr(ji,jj,jk,jppon,Krhs) + zmortp * zfactn |
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174 | tr(ji,jj,jk,jppop,Krhs) = tr(ji,jj,jk,jppop,Krhs) + zmortp * zfactp |
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175 | tr(ji,jj,jk,jpsfe,Krhs) = tr(ji,jj,jk,jpsfe,Krhs) + zmortp * zfactfe |
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176 | prodpoc(ji,jj,jk) = prodpoc(ji,jj,jk) + zmortp |
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177 | END_3D |
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178 | ! |
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179 | IF(sn_cfctl%l_prttrc) THEN ! print mean trends (used for debugging) |
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180 | WRITE(charout, FMT="('pico')") |
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181 | CALL prt_ctl_trc_info(charout) |
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182 | CALL prt_ctl_trc(tab4d=tr(:,:,:,:,Krhs), mask=tmask, clinfo=ctrcnm) |
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183 | ENDIF |
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184 | ! |
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185 | IF( ln_timing ) CALL timing_stop('p5z_pico') |
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186 | ! |
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187 | END SUBROUTINE p5z_pico |
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188 | |
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189 | |
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190 | SUBROUTINE p5z_diat( Kbb, Krhs ) |
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191 | !!--------------------------------------------------------------------- |
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192 | !! *** ROUTINE p5z_diat *** |
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193 | !! |
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194 | !! ** Purpose : Compute the mortality terms for diatoms |
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195 | !! |
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196 | !! ** Method : - ??? |
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197 | !!--------------------------------------------------------------------- |
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198 | INTEGER, INTENT(in) :: Kbb, Krhs ! time level indices |
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199 | INTEGER :: ji, jj, jk |
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200 | REAL(wp) :: zfactfe,zfactsi,zfactch, zfactn, zfactp, zcompadi |
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201 | REAL(wp) :: zrespp2, ztortp2, zmortp2 |
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202 | REAL(wp) :: zlim2, zlim1 |
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203 | CHARACTER (len=25) :: charout |
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204 | !!--------------------------------------------------------------------- |
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205 | ! |
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206 | IF( ln_timing ) CALL timing_start('p5z_diat') |
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207 | ! |
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208 | |
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209 | DO_3D_11_11( 1, jpkm1 ) |
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210 | |
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211 | zcompadi = MAX( ( tr(ji,jj,jk,jpdia,Kbb) - 1E-9), 0. ) |
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212 | |
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213 | ! Aggregation term for diatoms is increased in case of nutrient |
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214 | ! stress as observed in reality. The stressed cells become more |
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215 | ! sticky and coagulate to sink quickly out of the euphotic zone |
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216 | ! ------------------------------------------------------------- |
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217 | ! Phytoplankton squared mortality |
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218 | ! ------------------------------- |
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219 | zlim2 = xlimdia(ji,jj,jk) * xlimdia(ji,jj,jk) |
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220 | zlim1 = 0.25 * ( 1. - zlim2 ) / ( 0.25 + zlim2 ) |
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221 | zrespp2 = 1.e6 * xstep * ( wchld + wchldm * zlim1 ) * xdiss(ji,jj,jk) * zcompadi * tr(ji,jj,jk,jpdia,Kbb) |
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222 | |
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223 | ! Phytoplankton linear mortality |
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224 | ! ------------------------------ |
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225 | ztortp2 = mpratd * xstep * zcompadi |
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226 | zmortp2 = zrespp2 + ztortp2 |
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227 | |
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228 | ! Update the arrays tr(:,:,:,:,Krhs) which contains the biological sources and sinks |
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229 | ! --------------------------------------------------------------------- |
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230 | zfactn = tr(ji,jj,jk,jpndi,Kbb) / ( tr(ji,jj,jk,jpdia,Kbb) + rtrn ) |
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231 | zfactp = tr(ji,jj,jk,jppdi,Kbb) / ( tr(ji,jj,jk,jpdia,Kbb) + rtrn ) |
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232 | zfactch = tr(ji,jj,jk,jpdch,Kbb) / ( tr(ji,jj,jk,jpdia,Kbb) + rtrn ) |
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233 | zfactfe = tr(ji,jj,jk,jpdfe,Kbb) / ( tr(ji,jj,jk,jpdia,Kbb) + rtrn ) |
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234 | zfactsi = tr(ji,jj,jk,jpdsi,Kbb) / ( tr(ji,jj,jk,jpdia,Kbb) + rtrn ) |
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235 | tr(ji,jj,jk,jpdia,Krhs) = tr(ji,jj,jk,jpdia,Krhs) - zmortp2 |
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236 | tr(ji,jj,jk,jpndi,Krhs) = tr(ji,jj,jk,jpndi,Krhs) - zmortp2 * zfactn |
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237 | tr(ji,jj,jk,jppdi,Krhs) = tr(ji,jj,jk,jppdi,Krhs) - zmortp2 * zfactp |
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238 | tr(ji,jj,jk,jpdch,Krhs) = tr(ji,jj,jk,jpdch,Krhs) - zmortp2 * zfactch |
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239 | tr(ji,jj,jk,jpdfe,Krhs) = tr(ji,jj,jk,jpdfe,Krhs) - zmortp2 * zfactfe |
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240 | tr(ji,jj,jk,jpdsi,Krhs) = tr(ji,jj,jk,jpdsi,Krhs) - zmortp2 * zfactsi |
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241 | tr(ji,jj,jk,jpgsi,Krhs) = tr(ji,jj,jk,jpgsi,Krhs) + zmortp2 * zfactsi |
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242 | tr(ji,jj,jk,jpgoc,Krhs) = tr(ji,jj,jk,jpgoc,Krhs) + zrespp2 |
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243 | tr(ji,jj,jk,jpgon,Krhs) = tr(ji,jj,jk,jpgon,Krhs) + zrespp2 * zfactn |
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244 | tr(ji,jj,jk,jpgop,Krhs) = tr(ji,jj,jk,jpgop,Krhs) + zrespp2 * zfactp |
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245 | tr(ji,jj,jk,jpbfe,Krhs) = tr(ji,jj,jk,jpbfe,Krhs) + zrespp2 * zfactfe |
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246 | tr(ji,jj,jk,jppoc,Krhs) = tr(ji,jj,jk,jppoc,Krhs) + ztortp2 |
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247 | tr(ji,jj,jk,jppon,Krhs) = tr(ji,jj,jk,jppon,Krhs) + ztortp2 * zfactn |
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248 | tr(ji,jj,jk,jppop,Krhs) = tr(ji,jj,jk,jppop,Krhs) + ztortp2 * zfactp |
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249 | tr(ji,jj,jk,jpsfe,Krhs) = tr(ji,jj,jk,jpsfe,Krhs) + ztortp2 * zfactfe |
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250 | prodpoc(ji,jj,jk) = prodpoc(ji,jj,jk) + ztortp2 |
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251 | prodgoc(ji,jj,jk) = prodgoc(ji,jj,jk) + zrespp2 |
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252 | END_3D |
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253 | ! |
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254 | IF(sn_cfctl%l_prttrc) THEN ! print mean trends (used for debugging) |
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255 | WRITE(charout, FMT="('diat')") |
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256 | CALL prt_ctl_trc_info(charout) |
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257 | CALL prt_ctl_trc(tab4d=tr(:,:,:,:,Krhs), mask=tmask, clinfo=ctrcnm) |
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258 | ENDIF |
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259 | ! |
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260 | IF( ln_timing ) CALL timing_stop('p5z_diat') |
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261 | ! |
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262 | END SUBROUTINE p5z_diat |
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263 | |
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264 | |
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265 | SUBROUTINE p5z_mort_init |
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266 | !!---------------------------------------------------------------------- |
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267 | !! *** ROUTINE p5z_mort_init *** |
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268 | !! |
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269 | !! ** Purpose : Initialization of phytoplankton parameters |
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270 | !! |
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271 | !! ** Method : Read the nampismort namelist and check the parameters |
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272 | !! called at the first timestep |
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273 | !! |
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274 | !! ** input : Namelist nampismort |
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275 | !! |
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276 | !!---------------------------------------------------------------------- |
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277 | INTEGER :: ios ! Local integer output status for namelist read |
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278 | !! |
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279 | NAMELIST/namp5zmort/ wchln, wchlp, wchld, wchldm, mpratn, mpratp, mpratd |
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280 | !!---------------------------------------------------------------------- |
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281 | |
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282 | READ ( numnatp_ref, namp5zmort, IOSTAT = ios, ERR = 901) |
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283 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namp5zmort in reference namelist' ) |
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284 | |
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285 | READ ( numnatp_cfg, namp5zmort, IOSTAT = ios, ERR = 902 ) |
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286 | 902 IF( ios > 0 ) CALL ctl_nam ( ios , 'namp5zmort in configuration namelist' ) |
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287 | IF(lwm) WRITE ( numonp, namp5zmort ) |
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288 | |
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289 | IF(lwp) THEN ! control print |
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290 | WRITE(numout,*) ' ' |
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291 | WRITE(numout,*) ' Namelist parameters for phytoplankton mortality, namp5zmort' |
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292 | WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~' |
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293 | WRITE(numout,*) ' quadratic mortality of phytoplankton wchln =', wchln |
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294 | WRITE(numout,*) ' quadratic mortality of picophyto. wchlp =', wchlp |
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295 | WRITE(numout,*) ' quadratic mortality of diatoms wchld =', wchld |
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296 | WRITE(numout,*) ' Additional quadratic mortality of diatoms wchldm =', wchldm |
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297 | WRITE(numout,*) ' nanophyto. mortality rate mpratn =', mpratn |
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298 | WRITE(numout,*) ' picophyto. mortality rate mpratp =', mpratp |
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299 | WRITE(numout,*) ' Diatoms mortality rate mpratd =', mpratd |
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300 | ENDIF |
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301 | |
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302 | END SUBROUTINE p5z_mort_init |
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303 | |
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304 | !!====================================================================== |
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305 | END MODULE p5zmort |
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