1 | |
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2 | CCC $Header$ |
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3 | CCC TOP 1.0 , LOCEAN-IPSL (2005) |
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4 | C This software is governed by CeCILL licence see modipsl/doc/NEMO_CeCILL.txt |
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5 | C --------------------------------------------------------------------------- |
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6 | SUBROUTINE p4zbio |
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7 | CDIR$ LIST |
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8 | #if defined key_passivetrc && defined key_trc_pisces |
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9 | CCC ------------------------------------------------------------------ |
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10 | CCC |
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11 | CCC ROUTINE p4zbio : PISCES MODEL |
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12 | CCC ***************************** |
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13 | CCC |
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14 | CC |
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15 | CC PURPOSE. |
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16 | CC -------- |
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17 | CC *P4ZBIO* ECOSYSTEM MODEL IN THE WHOLE OCEAN |
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18 | CC THIS ROUTINE COMPUTES THE DIFFERENT INTERACTIONS |
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19 | CC BETWEEN THE DIFFERENT COMPARTMENTS OF THE MODEL |
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20 | CC EXTERNAL : |
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21 | CC ---------- |
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22 | CC p4zopt, p4zprod, p4znano, p4zdiat, p4zmicro, p4zmeso |
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23 | CC p4zsink, p4zrem |
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24 | CC |
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25 | CC MODIFICATIONS: |
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26 | CC -------------- |
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27 | CC original : 2004 O. Aumont |
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28 | CC ---------------------------------------------------------------- |
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29 | CC parameters and commons |
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30 | CC ====================== |
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31 | CDIR$ NOLIST |
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32 | USE oce_trc |
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33 | USE trp_trc |
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34 | USE sms |
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35 | IMPLICIT NONE |
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36 | #include "domzgr_substitute.h90" |
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37 | CDIR$ LIST |
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38 | CC----------------------------------------------------------------- |
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39 | CC local declarations |
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40 | CC ================== |
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41 | C |
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42 | INTEGER ji, jj, jk, jn |
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43 | |
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44 | REAL zdenom,zdenom1(jpi,jpj,jpk),zdenom2(jpi,jpj,jpk) |
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45 | REAL prodca,ztemp |
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46 | C |
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47 | REAL prodt |
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48 | REAL zfracal(jpi,jpj,jpk) |
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49 | C |
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50 | C ASSIGN THE SHEAR RATE THAT IS USED FOR AGGREGATION |
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51 | C OF PHYTOPLANKTON AND DETRITUS |
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52 | C |
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53 | zdiss=0.01 |
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54 | C |
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55 | DO jk=1,jpkm1 |
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56 | DO jj=1,jpj |
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57 | DO ji=1,jpi |
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58 | if (fsdepw(ji,jj,jk+1).le.hmld(ji,jj)) zdiss(ji,jj,jk)=1. |
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59 | END DO |
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60 | END DO |
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61 | END DO |
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62 | C |
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63 | C Compute de different ratios for scavenging of iron |
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64 | C -------------------------------------------------- |
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65 | C |
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66 | DO jk=1,jpk |
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67 | DO jj=1,jpj |
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68 | DO ji=1,jpi |
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69 | zdenom=1./(trn(ji,jj,jk,jppoc)+trn(ji,jj,jk,jpgoc) |
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70 | $ +trn(ji,jj,jk,jpdsi)+trn(ji,jj,jk,jpcal)+rtrn) |
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71 | C |
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72 | zdenom1(ji,jj,jk)=trn(ji,jj,jk,jppoc)*zdenom |
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73 | zdenom2(ji,jj,jk)=trn(ji,jj,jk,jpgoc)*zdenom |
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74 | END DO |
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75 | END DO |
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76 | END DO |
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77 | C |
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78 | C Compute the fraction of nanophytoplankton that is made |
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79 | C of calcifiers |
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80 | C ------------------------------------------------------ |
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81 | C |
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82 | DO jk=1,jpkm1 |
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83 | DO jj=1,jpj |
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84 | DO ji=1,jpi |
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85 | ztemp=max(0.,tn(ji,jj,jk)) |
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86 | zfracal(ji,jj,jk)=caco3r*xlimphy(ji,jj,jk)*max(0.0001 |
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87 | & ,ztemp/(2.+ztemp))*max(1.,trn(ji,jj,jk,jpphy)*1E6/2.) |
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88 | zfracal(ji,jj,jk)=min(0.8,zfracal(ji,jj,jk)) |
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89 | zfracal(ji,jj,jk)=max(0.01,zfracal(ji,jj,jk)) |
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90 | END DO |
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91 | END DO |
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92 | END DO |
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93 | |
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94 | C |
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95 | C Call optical routine to compute the PAR in the water column |
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96 | C ----------------------------------------------------------- |
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97 | C |
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98 | CALL p4zopt |
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99 | C |
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100 | C Call routine to compute the co-limitations by the various |
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101 | C nutrients |
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102 | C --------------------------------------------------------- |
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103 | C |
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104 | CALL p4zlim |
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105 | C |
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106 | C Call production routine to compute phytoplankton growth rate |
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107 | C over the global ocean. Growth rates for each element is |
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108 | C computed (C, Si, Fe, Chl) |
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109 | C ------------------------------------------------------------ |
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110 | C |
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111 | CALL p4zprod |
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112 | C |
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113 | C Call phytoplankton mortality routines. Mortality losses for |
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114 | C Each elements are computed (C, Fe, Si, Chl) |
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115 | C ----------------------------------------------------------- |
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116 | C |
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117 | CALL p4znano |
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118 | CALL p4zdiat |
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119 | C |
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120 | C Call zooplankton sources/sinks routines. |
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121 | C Each elements are computed (C, Fe, Si, Chl) |
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122 | C ----------------------------------------------------------- |
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123 | C |
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124 | CALL p4zmicro |
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125 | CALL p4zmeso |
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126 | C |
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127 | C Call subroutine for computation of the vertical flux |
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128 | C of particulate organic matter |
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129 | C ---------------------------------------------------- |
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130 | C |
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131 | CALL p4zsink |
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132 | C |
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133 | C Call subroutine for computation of remineralization |
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134 | C terms of organic matter+scavenging of Fe |
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135 | C ---------------------------------------------------- |
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136 | CALL p4zrem |
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137 | C |
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138 | C Determination of tracers concentration as a function of |
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139 | C biological sources and sinks |
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140 | C -------------------------------------------------------- |
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141 | C |
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142 | DO jk = 1,jpkm1 |
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143 | DO jj = 1,jpj |
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144 | DO ji = 1,jpi |
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145 | C |
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146 | C Evolution of PO4 |
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147 | C ---------------- |
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148 | C |
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149 | trn(ji,jj,jk,jppo4) = trn(ji,jj,jk,jppo4) |
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150 | & -prorca(ji,jj,jk)-prorca2(ji,jj,jk) |
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151 | & +olimi(ji,jj,jk)+grarem(ji,jj,jk)*sigma1+denitr(ji,jj,jk) |
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152 | & +grarem2(ji,jj,jk)*sigma2 |
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153 | C |
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154 | C Evolution of NO3 and NH4 |
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155 | C ------------------------ |
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156 | C |
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157 | trn(ji,jj,jk,jpno3) = trn(ji,jj,jk,jpno3) |
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158 | & -pronew(ji,jj,jk)-pronew2(ji,jj,jk)+onitr(ji,jj,jk) |
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159 | & -denitr(ji,jj,jk)*rdenit |
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160 | |
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161 | trn(ji,jj,jk,jpnh4) = trn(ji,jj,jk,jpnh4) |
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162 | & -proreg(ji,jj,jk)-proreg2(ji,jj,jk)+olimi(ji,jj,jk) |
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163 | & +grarem(ji,jj,jk)*sigma1+grarem2(ji,jj,jk)*sigma2 |
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164 | & -onitr(ji,jj,jk)+denitr(ji,jj,jk) |
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165 | |
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166 | END DO |
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167 | END DO |
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168 | END DO |
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169 | |
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170 | DO jk = 1,jpkm1 |
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171 | DO jj = 1,jpj |
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172 | DO ji = 1,jpi |
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173 | |
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174 | C |
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175 | C Evolution of Phytoplankton |
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176 | C -------------------------- |
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177 | C |
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178 | trn(ji,jj,jk,jpphy) = trn(ji,jj,jk,jpphy) |
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179 | & +prorca(ji,jj,jk)*(1.-excret)-tortp(ji,jj,jk) |
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180 | & -grazp(ji,jj,jk)-grazn(ji,jj,jk)-respp(ji,jj,jk) |
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181 | |
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182 | trn(ji,jj,jk,jpnch) = trn(ji,jj,jk,jpnch) |
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183 | & +prorca6(ji,jj,jk)*(1.-excret)-tortnch(ji,jj,jk) |
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184 | & -grazpch(ji,jj,jk)-graznch(ji,jj,jk)-respnch(ji,jj,jk) |
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185 | C |
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186 | C Evolution of Diatoms |
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187 | C ------------------ |
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188 | C |
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189 | trn(ji,jj,jk,jpdia) = trn(ji,jj,jk,jpdia) |
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190 | & +prorca2(ji,jj,jk)*(1.-excret2)-tortp2(ji,jj,jk) |
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191 | & -respp2(ji,jj,jk)-grazd(ji,jj,jk)-grazsd(ji,jj,jk) |
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192 | |
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193 | trn(ji,jj,jk,jpdch) = trn(ji,jj,jk,jpdch) |
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194 | & +prorca7(ji,jj,jk)*(1.-excret2)-tortdch(ji,jj,jk) |
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195 | & -respdch(ji,jj,jk)-grazdch(ji,jj,jk)-grazsch(ji,jj,jk) |
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196 | END DO |
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197 | END DO |
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198 | END DO |
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199 | |
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200 | DO jk = 1,jpkm1 |
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201 | DO jj = 1,jpj |
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202 | DO ji = 1,jpi |
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203 | C |
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204 | C Evolution of Zooplankton |
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205 | C ------------------------ |
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206 | C |
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207 | trn(ji,jj,jk,jpzoo) = trn(ji,jj,jk,jpzoo) |
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208 | & +epsher*(grazp(ji,jj,jk)+grazm(ji,jj,jk)+grazsd(ji,jj,jk)) |
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209 | & -grazz(ji,jj,jk)-tortz(ji,jj,jk)-respz(ji,jj,jk) |
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210 | C |
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211 | C Evolution of Mesozooplankton |
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212 | C ------------------------ |
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213 | C |
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214 | trn(ji,jj,jk,jpmes) = trn(ji,jj,jk,jpmes) |
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215 | & +epsher2*(grazd(ji,jj,jk)+grazz(ji,jj,jk)+grazn(ji,jj,jk) |
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216 | & +grazpoc(ji,jj,jk)+grazffe(ji,jj,jk))-tortz2(ji,jj,jk) |
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217 | & -respz2(ji,jj,jk) |
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218 | END DO |
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219 | END DO |
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220 | END DO |
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221 | |
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222 | DO jk = 1,jpkm1 |
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223 | DO jj = 1,jpj |
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224 | DO ji = 1,jpi |
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225 | C |
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226 | C Evolution of DOC |
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227 | C ---------------- |
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228 | C |
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229 | trn(ji,jj,jk,jpdoc) = trn(ji,jj,jk,jpdoc) |
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230 | & +orem(ji,jj,jk)+excret2*prorca2(ji,jj,jk) |
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231 | & +excret*prorca(ji,jj,jk)-olimi(ji,jj,jk)-denitr(ji,jj,jk) |
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232 | & +grarem(ji,jj,jk)*(1.-sigma1)+grarem2(ji,jj,jk) |
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233 | & *(1.-sigma2)-xaggdoc(ji,jj,jk)-xaggdoc2(ji,jj,jk) |
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234 | END DO |
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235 | END DO |
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236 | END DO |
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237 | |
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238 | DO jk = 1,jpkm1 |
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239 | DO jj = 1,jpj |
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240 | DO ji = 1,jpi |
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241 | C |
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242 | C Evolution of Detritus |
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243 | C --------------------- |
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244 | C |
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245 | trn(ji,jj,jk,jppoc) = trn(ji,jj,jk,jppoc) |
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246 | & -grazpoc(ji,jj,jk)+grapoc(ji,jj,jk)-grazm(ji,jj,jk) |
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247 | & +respz(ji,jj,jk)-xagg(ji,jj,jk)+xaggdoc(ji,jj,jk) |
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248 | & +(1.-0.5*zfracal(ji,jj,jk))*(tortp(ji,jj,jk) |
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249 | & +respp(ji,jj,jk))+0.5*tortp2(ji,jj,jk) |
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250 | & +orem2(ji,jj,jk)+tortz(ji,jj,jk)-orem(ji,jj,jk) |
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251 | C |
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252 | C Evolution of rapid Detritus |
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253 | C --------------------- |
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254 | C |
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255 | trn(ji,jj,jk,jpgoc) = trn(ji,jj,jk,jpgoc) |
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256 | & +grapoc2(ji,jj,jk)+respp2(ji,jj,jk)+xagg(ji,jj,jk) |
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257 | & +tortz2(ji,jj,jk)+respz2(ji,jj,jk)-orem2(ji,jj,jk) |
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258 | & +0.5*zfracal(ji,jj,jk)*(respp(ji,jj,jk)+tortp(ji,jj,jk)) |
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259 | & +0.5*tortp2(ji,jj,jk)+xaggdoc2(ji,jj,jk)-grazffe(ji,jj,jk) |
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260 | C |
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261 | END DO |
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262 | END DO |
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263 | END DO |
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264 | |
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265 | DO jk = 1,jpkm1 |
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266 | DO jj = 1,jpj |
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267 | DO ji = 1,jpi |
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268 | C |
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269 | C Evolution of O2 |
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270 | C --------------- |
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271 | C |
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272 | trn(ji,jj,jk,jpoxy) = trn(ji,jj,jk,jpoxy) |
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273 | & +o2ut*(proreg(ji,jj,jk)+proreg2(ji,jj,jk)-olimi(ji,jj,jk) |
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274 | & -grarem(ji,jj,jk)*sigma1-grarem2(ji,jj,jk)*sigma2) |
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275 | & +(o2ut+o2nit)*( pronew(ji,jj,jk)+pronew2(ji,jj,jk)) |
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276 | & -o2nit*onitr(ji,jj,jk) |
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277 | C |
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278 | END DO |
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279 | END DO |
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280 | END DO |
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281 | |
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282 | |
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283 | DO jk = 1,jpkm1 |
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284 | DO jj = 1,jpj |
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285 | DO ji = 1,jpi |
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286 | C |
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287 | C Evolution of IRON |
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288 | C ----------------- |
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289 | C |
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290 | trn(ji,jj,jk,jpfer) = trn(ji,jj,jk,jpfer) |
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291 | & +(excret-1.)*prorca5(ji,jj,jk)-xaggdfe(ji,jj,jk) |
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292 | & +(excret2-1.)*prorca4(ji,jj,jk)-xbactfer(ji,jj,jk) |
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293 | & +grafer(ji,jj,jk)+grafer2(ji,jj,jk) |
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294 | & +ofer(ji,jj,jk)-xscave(ji,jj,jk) |
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295 | C |
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296 | END DO |
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297 | END DO |
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298 | END DO |
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299 | |
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300 | DO jk = 1,jpkm1 |
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301 | DO jj = 1,jpj |
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302 | DO ji = 1,jpi |
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303 | C |
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304 | C Evolution of small biogenic Iron |
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305 | C -------------------------- |
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306 | C |
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307 | trn(ji,jj,jk,jpsfe) = trn(ji,jj,jk,jpsfe) |
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308 | & +unass*(grazpf(ji,jj,jk)+grazsf(ji,jj,jk)) |
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309 | & -grazpof(ji,jj,jk)-(1.-unass)*grazmf(ji,jj,jk) |
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310 | & +(1.-0.5*zfracal(ji,jj,jk))*(tortnf(ji,jj,jk) |
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311 | & +respnf(ji,jj,jk))+0.5*tortdf(ji,jj,jk)+ferat3* |
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312 | & (tortz(ji,jj,jk)+respz(ji,jj,jk))-ofer(ji,jj,jk) |
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313 | & +ofer2(ji,jj,jk)-xaggfe(ji,jj,jk) |
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314 | & +xscave(ji,jj,jk)*zdenom1(ji,jj,jk) |
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315 | C |
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316 | C Evolution of big biogenic Iron |
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317 | C -------------------------- |
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318 | C |
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319 | trn(ji,jj,jk,jpbfe) = trn(ji,jj,jk,jpbfe) |
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320 | & +unass2*(graznf(ji,jj,jk)+grazf(ji,jj,jk)+grazfff(ji,jj,jk) |
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321 | & +grazpof(ji,jj,jk)+ferat3*grazz(ji,jj,jk))+ferat3* |
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322 | & (tortz2(ji,jj,jk)+respz2(ji,jj,jk))-ofer2(ji,jj,jk) |
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323 | & +0.5*zfracal(ji,jj,jk)*(respnf(ji,jj,jk)+tortnf(ji,jj,jk)) |
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324 | & +0.5*tortdf(ji,jj,jk)+respdf(ji,jj,jk)+xaggfe(ji,jj,jk) |
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325 | & +xbactfer(ji,jj,jk)-grazfff(ji,jj,jk)+xscave(ji,jj,jk) |
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326 | & *zdenom2(ji,jj,jk) |
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327 | END DO |
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328 | END DO |
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329 | END DO |
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330 | |
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331 | DO jk = 1,jpkm1 |
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332 | DO jj = 1,jpj |
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333 | DO ji = 1,jpi |
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334 | C |
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335 | C Evolution of biogenic Silica |
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336 | C ---------------------------- |
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337 | C |
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338 | trn(ji,jj,jk,jpbsi) = trn(ji,jj,jk,jpbsi) |
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339 | & +prorca3(ji,jj,jk)*(1.-excret2)-grazss(ji,jj,jk) |
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340 | & -tortds(ji,jj,jk)-respds(ji,jj,jk)-grazs(ji,jj,jk) |
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341 | C |
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342 | END DO |
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343 | END DO |
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344 | END DO |
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345 | |
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346 | DO jk = 1,jpkm1 |
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347 | DO jj = 1,jpj |
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348 | DO ji = 1,jpi |
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349 | C |
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350 | C Evolution of sinking biogenic silica |
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351 | C ------------------------------------ |
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352 | C |
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353 | trn(ji,jj,jk,jpdsi)=trn(ji,jj,jk,jpdsi) |
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354 | & +tortds(ji,jj,jk)+respds(ji,jj,jk)+grazs(ji,jj,jk) |
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355 | & -osil(ji,jj,jk)+grazss(ji,jj,jk) |
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356 | C |
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357 | END DO |
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358 | END DO |
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359 | END DO |
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360 | |
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361 | DO jk = 1,jpkm1 |
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362 | DO jj = 1,jpj |
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363 | DO ji = 1,jpi |
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364 | C |
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365 | C Evolution of biogenic diatom Iron |
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366 | C --------------------------------- |
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367 | C |
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368 | trn(ji,jj,jk,jpdfe) = trn(ji,jj,jk,jpdfe) |
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369 | & +prorca4(ji,jj,jk)*(1.-excret2)-grazsf(ji,jj,jk) |
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370 | & -tortdf(ji,jj,jk)-respdf(ji,jj,jk)-grazf(ji,jj,jk) |
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371 | C |
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372 | C Evolution of biogenic nanophytoplankton Iron |
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373 | C -------------------------------------------- |
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374 | C |
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375 | trn(ji,jj,jk,jpnfe) = trn(ji,jj,jk,jpnfe) |
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376 | & +prorca5(ji,jj,jk)*(1.-excret)-graznf(ji,jj,jk) |
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377 | & -tortnf(ji,jj,jk)-respnf(ji,jj,jk)-grazpf(ji,jj,jk) |
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378 | C |
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379 | C Evolution of dissolved Silica |
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380 | C ----------------------------- |
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381 | C |
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382 | trn(ji,jj,jk,jpsil) = trn(ji,jj,jk,jpsil) |
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383 | & -(1.-excret2)*prorca3(ji,jj,jk)+osil(ji,jj,jk) |
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384 | C |
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385 | END DO |
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386 | END DO |
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387 | END DO |
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388 | C |
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389 | C Evolution of calcite and silicates as a function of the two tracers |
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390 | C ------------------------------------------------------------------- |
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391 | C |
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392 | DO jk = 1,jpkm1 |
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393 | DO jj = 1,jpj |
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394 | DO ji = 1,jpi |
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395 | C |
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396 | prodt = prorca(ji,jj,jk)+prorca2(ji,jj,jk) |
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397 | & -olimi(ji,jj,jk)-grarem(ji,jj,jk)*sigma1 |
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398 | & -grarem2(ji,jj,jk)*sigma2-denitr(ji,jj,jk) |
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399 | |
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400 | prodca = pronew(ji,jj,jk)+pronew2(ji,jj,jk) |
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401 | & -onitr(ji,jj,jk)+rdenit*denitr(ji,jj,jk) |
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402 | C |
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403 | C potential production of calcite and biogenic silicate |
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404 | C ------------------------------------------------------ |
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405 | C |
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406 | prcaca(ji,jj,jk)= |
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407 | & zfracal(ji,jj,jk)*(0.5*(unass*grazp(ji,jj,jk)+ |
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408 | & unass2*grazn(ji,jj,jk))+tortp(ji,jj,jk)+respp(ji,jj,jk)) |
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409 | C |
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410 | C Consumption of Total (12C)O2 |
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411 | C ---------------------------- |
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412 | C |
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413 | trn(ji,jj,jk,jpdic) = trn(ji,jj,jk,jpdic) |
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414 | & -prodt-prcaca(ji,jj,jk) |
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415 | C |
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416 | C Consumption of alkalinity due to ca++ uptake and increase |
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417 | C of alkalinity due to nitrate consumption during organic |
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418 | C soft tissue production |
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419 | C --------------------------------------------------------- |
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420 | C |
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421 | trn(ji,jj,jk,jptal) = trn(ji,jj,jk,jptal) |
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422 | & +rno3*prodca-2.*prcaca(ji,jj,jk) |
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423 | END DO |
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424 | END DO |
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425 | END DO |
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426 | C |
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427 | DO jk = 1,jpkm1 |
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428 | DO jj = 1,jpj |
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429 | DO ji = 1,jpi |
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430 | C |
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431 | C Production of calcite due to biological production |
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432 | C -------------------------------------------------- |
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433 | C |
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434 | trn(ji,jj,jk,jpcal) = trn(ji,jj,jk,jpcal) |
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435 | & +prcaca(ji,jj,jk) |
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436 | END DO |
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437 | END DO |
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438 | ENDDO |
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439 | C |
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440 | C |
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441 | C Loop to test if tracers concentrations fall below 0. |
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442 | C ---------------------------------------------------- |
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443 | C |
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444 | C |
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445 | znegtr(:,:,:) = 1. |
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446 | C |
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447 | DO jn = 1,jptra |
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448 | DO jk = 1,jpk |
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449 | DO jj = 1,jpj |
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450 | DO ji = 1,jpi |
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451 | if (trn(ji,jj,jk,jn).lt.0.) then |
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452 | znegtr(ji,jj,jk)=0. |
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453 | endif |
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454 | END DO |
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455 | END DO |
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456 | END DO |
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457 | END DO |
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458 | C |
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459 | DO jn = 1,jptra |
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460 | trn(:,:,:,jn) = trb(:,:,:,jn)+ |
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461 | & znegtr(:,:,:)*(trn(:,:,:,jn)-trb(:,:,:,jn)) |
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462 | END DO |
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463 | C |
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464 | # if defined key_trc_dia3d |
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465 | trc3d(:,:,:,4)=etot(:,:,:) |
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466 | trc3d(:,:,:,5)=prorca(:,:,:)*znegtr(:,:,:)*1e3*rfact2r |
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467 | trc3d(:,:,:,6)=prorca2(:,:,:)*znegtr(:,:,:)*1e3*rfact2r |
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468 | trc3d(:,:,:,7)=pronew(:,:,:)*znegtr(:,:,:)*1e3*rfact2r |
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469 | trc3d(:,:,:,8)=pronew2(:,:,:)*znegtr(:,:,:)*1e3*rfact2r |
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470 | trc3d(:,:,:,9)=prorca3(:,:,:)*znegtr(:,:,:)*1e3*rfact2r |
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471 | trc3d(:,:,:,10)=prorca4(:,:,:)*znegtr(:,:,:)*1e3*rfact2r |
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472 | trc3d(:,:,:,11)=prorca5(:,:,:)*znegtr(:,:,:)*1e3*rfact2r |
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473 | # endif |
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474 | C |
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475 | #endif |
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476 | C |
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477 | RETURN |
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478 | END |
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