1 | C $Id$ |
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2 | CCC |
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3 | CCC trcbio.npzd.h |
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4 | CCC ***************** |
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5 | CCC |
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6 | CC defined key : key_trc_npzd |
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7 | CC =========== |
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8 | CC |
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9 | CC |
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10 | CC INPUT : |
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11 | CC ----- |
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12 | CC argument |
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13 | CC ktask : task identificator |
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14 | CC kt : time step |
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15 | CC COMMON |
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16 | CC /comcoo/ : orthogonal curvilinear coordinates |
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17 | CC and scale factors |
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18 | CC depths |
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19 | CC /cottrp/ : present and next fields for passive |
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20 | CC : tracers |
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21 | CC /comtsk/ : multitasking |
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22 | CC /cotbio/ : biological parameters |
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23 | CC |
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24 | CC OUTPUT : |
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25 | CC ------ |
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26 | CC COMMON |
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27 | CC /cottrp/ tra : general tracer trend increased by the |
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28 | CC now horizontal tracer advection trend |
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29 | CC /cottbd/ trbio : now horizontal tracer advection trend |
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30 | CC (IF 'key_trc_diabio' is activated) |
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31 | CC |
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32 | CC WORKSPACE : |
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33 | CC --------- |
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34 | CC local |
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35 | CC zdet,zzoo,zphy,znut : now concentrations |
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36 | CC zlt,zlnut,zlpe : limitation terms for phyto |
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37 | CC |
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38 | CC zflxnp,zflxpn,zflxpz,zflxdz : fluxes between bio |
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39 | CC boxes |
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40 | CC zflxpd,zflxzd,zflxdn |
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41 | CC zphya,zzooa,znuta,zdeta : after bio trends |
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42 | CC zphimp, zmp, zphimz, zmz : mortality terms |
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43 | CC zppz, zpdz, zpppz, zppdz, zfood : preferences terms |
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44 | CC zfilpz, zfilpd : filtration terms |
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45 | CC |
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46 | CC EXTERNAL : no |
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47 | CC -------- |
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48 | CC |
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49 | CC REFERENCES : no |
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50 | CC ---------- |
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51 | CC |
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52 | CC MODIFICATIONS: |
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53 | CC -------------- |
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54 | CC original : 95-02 (M. Levy) |
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55 | CC 99-07 (M. Levy) version .h |
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56 | CC 99-09 (M. Levy) version with no deep mixing limitation |
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57 | CC adaptations : 00-12 (E. Kestenare) |
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58 | CC assign a parameter to name individual tracers |
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59 | CC 01-02 (E. Kestenare) |
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60 | CC introduce jpno3 instead of jpnut |
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61 | CC 01-02 (E. Kestenare) add sediments |
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62 | USE oce_trc |
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63 | USE_trp_trc |
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64 | USE sms |
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65 | IMPLICIT NONE |
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66 | CC local declarations |
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67 | CC ================== |
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68 | INTEGER kt |
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69 | |
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70 | INTEGER ji,jj,jk,jn |
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71 | REAL ztot(jpi) |
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72 | REAL zdet,zzoo,zphy,znut,zflxnp,zflxpn,zppz,zpdz,zpppz, |
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73 | $ zppdz,zfood,zfilpz,zfildz,zflxpz,zflxdz,zflxzl,zflxzn,zflxpd, |
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74 | $ zflxzd,zflxdn,zphya,zzooa,znuta,zdeta,ztra |
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75 | REAL zle,zlt,zlnut |
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76 | |
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77 | CCC--------------------------------------------------------------------- |
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78 | CCC OPA8, LODYC (15/11/96) |
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79 | CCC--------------------------------------------------------------------- |
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80 | C | --------------| |
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81 | C | NPZD MODEL| |
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82 | C | --------------| |
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83 | |
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84 | C |
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85 | C vertical slab |
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86 | C ============= |
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87 | C |
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88 | DO 1000 jj = 2,jpjm1 |
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89 | C |
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90 | C 1. biological level |
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91 | C =================== |
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92 | C |
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93 | C set fbod to 0 for sediments |
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94 | DO ji = 2,jpim1 |
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95 | fbod(ji,jj)=0. |
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96 | END DO |
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97 | |
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98 | DO jk=1,jpkbm1 |
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99 | DO ji = 2,jpim1 |
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100 | C |
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101 | C |
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102 | C 1.1 trophic variables( det, zoo, phy, nut) |
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103 | C ------------------------------------------ |
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104 | C |
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105 | C negative trophic variables DO not contribute to the fluxes |
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106 | C |
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107 | zdet = max(0.,trn(ji,jj,jk,jpdet)) |
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108 | zzoo = max(0.,trn(ji,jj,jk,jpzoo)) |
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109 | zphy = max(0.,trn(ji,jj,jk,jpphy)) |
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110 | znut = max(0.,trn(ji,jj,jk,jpno3)) |
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111 | C |
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112 | C |
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113 | C 1.2 Limitations |
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114 | C ----------------------- |
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115 | C |
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116 | zlt = 1. |
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117 | zle = 1. - exp( -xpar(ji,jj,jk)/aki/zlt) |
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118 | zlnut = znut / ( znut + aknut ) |
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119 | C |
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120 | C |
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121 | C 1.3 sinks and sources |
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122 | C --------------------- |
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123 | C |
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124 | C |
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125 | C 4.1 phytoplankton production and exsudation |
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126 | C |
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127 | zflxnp = tmumax * zle * zlt * zlnut * zphy |
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128 | zflxpn = rgamma * zflxnp |
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129 | C |
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130 | C 4.2 zoolplankton production |
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131 | C |
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132 | C preferences |
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133 | C |
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134 | zppz = rppz |
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135 | zpdz = 1. - rppz |
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136 | zpppz = ( zppz * zphy ) / |
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137 | $ ( ( zppz * zphy + zpdz * zdet ) + 1.e-13 ) |
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138 | zppdz = ( zpdz * zdet ) / |
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139 | $ ( ( zppz * zphy + zpdz * zdet ) + 1.e-13 ) |
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140 | zfood = zpppz * zphy + zppdz * zdet |
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141 | C |
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142 | C filtration |
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143 | C |
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144 | zfilpz = taus * zpppz / (aks + zfood) |
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145 | zfildz = taus * zppdz / (aks + zfood) |
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146 | C |
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147 | C grazing |
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148 | C |
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149 | |
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150 | zflxpz = zfilpz * zphy * zzoo |
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151 | zflxdz = zfildz * zdet * zzoo |
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152 | C |
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153 | C 3. fecal pellets production |
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154 | C |
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155 | zflxzl = rpnaz * zflxpz + rdnaz * zflxdz |
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156 | C |
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157 | C 4. zooplankton liquide excretion IF zzoo greater THEN eggzoo |
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158 | C |
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159 | zflxzn = tauzn * zzoo * (1. + sign(1., zzoo - eggzoo))/2. |
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160 | C |
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161 | C 5. mortality |
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162 | C |
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163 | C phytoplankton mortality |
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164 | C |
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165 | zflxpd = tmminp * zphy |
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166 | C |
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167 | C |
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168 | C zooplankton mortality if zzoo greater then eggzoo |
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169 | C |
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170 | C |
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171 | zflxzd = tmminz * zzoo * (1. + sign(1., zzoo - eggzoo))/2. |
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172 | C |
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173 | C |
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174 | C 6. detritus breakdomn |
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175 | C |
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176 | zflxdn = taudn * zdet |
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177 | C |
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178 | C |
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179 | C 1.4 determination of trends |
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180 | C --------------------------- |
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181 | C |
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182 | C total trend for each biological tracer |
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183 | C |
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184 | zphya = zflxnp - zflxpn - zflxpz - zflxpd |
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185 | zzooa = zflxpz + zflxdz - zflxzd - zflxzl - zflxzn |
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186 | znuta = zflxpn + zflxzn + zflxdn - zflxnp |
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187 | zdeta = zflxpd + zflxzd + zflxzl - zflxdn - zflxdz |
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188 | C |
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189 | #if defined key_trc_diabio |
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190 | trbio(ji,jj,jk,1) = zflxnp |
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191 | trbio(ji,jj,jk,2) = zflxpz |
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192 | trbio(ji,jj,jk,3) = zflxpd |
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193 | trbio(ji,jj,jk,4) = zflxdz |
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194 | trbio(ji,jj,jk,5) = zflxzd + zflxzl |
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195 | trbio(ji,jj,jk,6) = zflxzn |
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196 | trbio(ji,jj,jk,7) = zflxdn |
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197 | trbio(ji,jj,jk,9) = zflxpn + zflxzn + zflxdn |
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198 | #endif |
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199 | C |
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200 | C tracer flux at totox-point added to the general trend |
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201 | C |
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202 | tra(ji,jj,jk,jpdet) = tra(ji,jj,jk,jpdet) + zdeta |
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203 | tra(ji,jj,jk,jpzoo) = tra(ji,jj,jk,jpzoo) + zzooa |
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204 | tra(ji,jj,jk,jpphy) = tra(ji,jj,jk,jpphy) + zphya |
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205 | tra(ji,jj,jk,jpno3) = tra(ji,jj,jk,jpno3) + znuta |
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206 | C |
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207 | END DO |
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208 | END DO |
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209 | |
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210 | C |
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211 | C 2. under biological level |
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212 | C ========================= |
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213 | C |
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214 | DO jk=jpkb,jpk |
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215 | C |
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216 | C 2.1 compute the remineralisation of all quantities towards nutrients |
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217 | C -------------------------------------------------------------------- |
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218 | C |
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219 | DO ji=2,jpim1 |
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220 | ztot(ji) = 0. |
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221 | END DO |
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222 | DO jn=1,jptra |
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223 | IF (ctrcnm(jn).NE.'NO3') THEN |
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224 | DO ji=2,jpim1 |
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225 | ztra = remdmp(jk,jn) * trn(ji,jj,jk,jn) |
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226 | tra(ji,jj,jk,jn) = tra(ji,jj,jk,jn) - ztra |
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227 | ztot(ji) = ztot(ji) + ztra |
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228 | END DO |
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229 | ENDIF |
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230 | END DO |
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231 | DO jn=1,jptra |
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232 | IF (ctrcnm(jn).EQ.'NUT') THEN |
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233 | DO ji=2,jpim1 |
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234 | tra(ji,jj,jk,jn) = tra(ji,jj,jk,jn) + ztot(ji) |
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235 | END DO |
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236 | #if defined key_trc_diabio |
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237 | trbio(ji,jj,jk,1)=ztot(ji) |
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238 | #endif |
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239 | ENDIF |
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240 | END DO |
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241 | END DO |
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242 | C |
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243 | #if defined key_trc_diabio |
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244 | DO jk=jpkb,jpkm1 |
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245 | DO ji=2,jpim1 |
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246 | trbio(ji,jj,jk,9)=tra(ji,jj,jk,jptra) |
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247 | END DO |
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248 | END DO |
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249 | #endif |
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250 | C |
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251 | C |
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252 | C END of slab |
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253 | C =========== |
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254 | C |
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255 | 1000 CONTINUE |
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