1 | CCC $Header$ |
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2 | SUBROUTINE trcexp |
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3 | #if defined key_passivetrc |
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4 | #if defined key_trc_npzd || defined key_trc_lobster1 || defined key_trc_hamocc3 |
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5 | CCC--------------------------------------------------------------------- |
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6 | CCC |
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7 | CCC ROUTINE trcexp |
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8 | CCC ****************** |
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9 | CCC |
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10 | CC |
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11 | CC PURPOSE. |
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12 | CC -------- |
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13 | CC *TRCEXP* MODELS EXPORT OF BIOGENIC MATTER (POC ''SOFT |
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14 | CC TISSUE'') AND ITS DISTRIBUTION IN WATER COLUMN |
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15 | CC |
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16 | CC METHOD. |
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17 | CC ------- |
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18 | CC IN THE SURFACE LAYER POC IS PRODUCED ACCORDING TO |
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19 | CC NURTRIENTS AVAILABLE AND GROWTH CONDITIONS. NUTRIENT UPTAKE |
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20 | CC KINETICS FOLLOW MICHAELIS-MENTON FORMULATION. |
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21 | CC THE TOTAL PARTICLE AMOUNT PRODUCED, IS DISTRIBUTED IN THE WATER |
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22 | CC COLUMN BELOW THE SURFACE LAYER. |
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23 | CC |
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24 | CC EXTERNALS. |
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25 | CC ---------- |
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26 | CC NONE. |
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27 | CC |
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28 | CC REFERENCE. |
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29 | CC ---------- |
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30 | CC |
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31 | CC MODIFICATIONS: |
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32 | CC -------------- |
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33 | CC original : 1999 O. Aumont |
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34 | CC modifications : 1999 C. Le Quere |
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35 | CC additions : 01-05 (O. Aumont, E. Kestenare): |
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36 | CC add sediment computations |
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37 | CC --------------------------------------------------------------------- |
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38 | c ------ |
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39 | CC parameters and commons |
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40 | CC ====================== |
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41 | CDIR$ NOLIST |
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42 | USE oce_trc |
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43 | USE trp_trc |
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44 | USE sms |
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45 | USE lbclnk |
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46 | |
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47 | IMPLICIT NONE |
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48 | CDIR$ LIST |
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49 | CC---------------------------------------------------------------------- |
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50 | CC local declarations |
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51 | CC ================== |
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52 | C |
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53 | INTEGER ji, jj, jk, zkbot(jpi,jpj) |
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54 | REAL zwork(jpi,jpj), zgeolpoc |
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55 | CC---------------------------------------------------------------------- |
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56 | CC statement functions |
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57 | CC =================== |
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58 | CDIR$ NOLIST |
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59 | #include "domzgr_substitute.h90" |
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60 | CDIR$ LIST |
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61 | C |
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62 | C VERTICAL DISTRIBUTION OF NEWLY PRODUCED BIOGENIC |
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63 | C POC IN THE WATER COLUMN |
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64 | C (PARTS OF NEWLY FORMED MATTER REMAINING IN THE DIFFERENT |
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65 | C LAYERS IS DETERMINED BY DMIN3 DEFINED IN common.passivetrc.*.h |
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66 | C ---------------------------------------------------------------------- |
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67 | C |
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68 | C |
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69 | DO jk = 1,jpkm1 |
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70 | DO jj = 2,jpjm1 |
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71 | DO ji = 2,jpim1 |
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72 | # if defined key_trc_p3zd |
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73 | trn(ji,jj,jk,jppoc) = trn(ji,jj,jk,jppoc)+ |
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74 | & (1./fse3t(ji,jj,jk))*rdt* |
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75 | & dmin3(ji,jj,jk) *fbod(ji,jj) |
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76 | # elif defined key_trc_hamocc3 && ! defined key_trc_p3zd |
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77 | tra(ji,jj,jk,jppoc) = tra(ji,jj,jk,jppoc)+ |
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78 | & (1./fse3t(ji,jj,jk))* |
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79 | & dmin3(ji,jj,jk) *fbod(ji,jj) |
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80 | # else |
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81 | tra(ji,jj,jk,jpno3) = tra(ji,jj,jk,jpno3)+ |
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82 | & (1./fse3t(ji,jj,jk))* |
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83 | & dmin3(ji,jj,jk) *fbod(ji,jj) |
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84 | # endif |
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85 | ENDDO |
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86 | ENDDO |
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87 | ENDDO |
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88 | C |
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89 | C Find the last level of the water column |
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90 | C Compute fluxes due to sinking particles (slow) |
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91 | C |
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92 | zkbot = jpk |
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93 | zwork = 0. |
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94 | C |
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95 | C |
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96 | DO jk = 1,jpkm1 |
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97 | DO jj = 2,jpjm1 |
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98 | DO ji = 2,jpim1 |
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99 | |
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100 | IF (tmask(ji,jj,jk).eq.1.and. |
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101 | . tmask(ji,jj,jk+1).eq.0) THEN |
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102 | C |
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103 | zkbot(ji,jj) = jk |
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104 | # if ! defined key_trc_hamocc3 |
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105 | zwork(ji,jj) = vsed * trn(ji,jj,jk,jpdet) |
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106 | # endif |
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107 | C |
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108 | ENDIF |
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109 | |
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110 | ENDDO |
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111 | ENDDO |
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112 | ENDDO |
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113 | C |
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114 | C Initialization |
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115 | zgeolpoc = 0. |
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116 | |
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117 | C Release of nutrients from the "simple" sediment |
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118 | C |
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119 | DO jj = 2,jpjm1 |
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120 | DO ji = 2,jpim1 |
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121 | |
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122 | # if defined key_trc_p3zd |
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123 | trn(ji,jj,zkbot(ji,jj),jppo4) = |
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124 | . trn(ji,jj,zkbot(ji,jj),jppo4) + |
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125 | . sedlam*sedpoc(ji,jj)*rdt/fse3t(ji,jj,zkbot(ji,jj)) |
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126 | # elif defined key_trc_hamocc3 && ! defined key_trc_p3zd |
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127 | tra(ji,jj,zkbot(ji,jj),jppo4) = |
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128 | . tra(ji,jj,zkbot(ji,jj),jppo4) + |
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129 | . sedlam*sedpoc(ji,jj)/fse3t(ji,jj,zkbot(ji,jj)) |
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130 | # else |
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131 | tra(ji,jj,zkbot(ji,jj),jpno3) = |
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132 | . tra(ji,jj,zkbot(ji,jj),jpno3) + |
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133 | . sedlam*sedpoc(ji,jj)/fse3t(ji,jj,zkbot(ji,jj)) |
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134 | # endif |
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135 | C |
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136 | C Deposition of organic matter in the sediment |
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137 | C |
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138 | zgeolpoc = zgeolpoc + sedlostpoc*sedpoc(ji,jj)* |
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139 | . e1t(ji,jj)*e2t(ji,jj) |
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140 | |
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141 | sedpoc(ji,jj) = sedpoc(ji,jj) + |
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142 | . zwork(ji,jj)*rdt + |
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143 | . dminl(ji,jj)*fbod(ji,jj)*rdt - |
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144 | . sedlam*sedpoc(ji,jj)*rdt - |
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145 | . sedlostpoc*sedpoc(ji,jj)*rdt |
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146 | C |
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147 | ENDDO |
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148 | ENDDO |
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149 | C |
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150 | DO jj = 2,jpjm1 |
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151 | DO ji = 2,jpim1 |
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152 | |
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153 | # if defined key_trc_p3zd |
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154 | trn(ji,jj,1,jppo4) = trn(ji,jj,1,jppo4) + zgeolpoc*rdt* |
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155 | . cmask(ji,jj)/areacot/fse3t(ji,jj,1) |
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156 | # elif defined key_trc_hamocc3 && ! defined key_trc_p3zd |
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157 | tra(ji,jj,1,jppo4) = tra(ji,jj,1,jppo4) + zgeolpoc* |
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158 | . cmask(ji,jj)/areacot/fse3t(ji,jj,1) |
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159 | # else |
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160 | tra(ji,jj,1,jpno3) = tra(ji,jj,1,jpno3) + zgeolpoc* |
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161 | . cmask(ji,jj)/areacot/fse3t(ji,jj,1) |
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162 | # endif |
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163 | |
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164 | ENDDO |
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165 | ENDDO |
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166 | |
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167 | CALL lbc_lnk( sedpoc, 'T', 1. ) |
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168 | |
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169 | C Oa & Ek: diagnostics depending on jpdia2d |
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170 | C left as example |
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171 | # if defined key_trc_diaadd |
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172 | do jj=1,jpj |
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173 | do ji=1,jpi |
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174 | trc2d(ji,jj,11)=sedpoc(ji,jj) |
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175 | C trc2d(ji,jj,5) = fbod(ji,jj) |
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176 | end do |
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177 | end do |
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178 | # endif |
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179 | |
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180 | # if defined key_trc_p3zd |
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181 | CALL lbc_lnk( trn,'T',1) |
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182 | # endif |
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183 | C |
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184 | #endif |
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185 | #endif |
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186 | RETURN |
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187 | END |
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