1 | MODULE p5zlim |
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2 | !!====================================================================== |
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3 | !! *** MODULE p5zlim *** |
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4 | !! TOP : PISCES-QUOTA : Computes the various nutrient limitation terms |
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5 | !! of phytoplankton |
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6 | !!====================================================================== |
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7 | !! History : 1.0 ! 2004 (O. Aumont) Original code |
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8 | !! 2.0 ! 2007-12 (C. Ethe, G. Madec) F90 |
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9 | !! 3.4 ! 2011-04 (O. Aumont, C. Ethe) Limitation for iron modelled in quota |
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10 | !! 3.6 ! 2015-05 (O. Aumont) PISCES quota |
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11 | !!---------------------------------------------------------------------- |
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12 | !! p5z_lim : Compute the nutrients limitation terms |
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13 | !! p5z_lim_init : Read the namelist |
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14 | !!---------------------------------------------------------------------- |
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15 | USE oce_trc ! Shared ocean-passive tracers variables |
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16 | USE trc ! Tracers defined |
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17 | USE p4zlim ! Nutrient limitation |
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18 | USE sms_pisces ! PISCES variables |
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19 | USE iom ! I/O manager |
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20 | |
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21 | IMPLICIT NONE |
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22 | PRIVATE |
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23 | |
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24 | PUBLIC p5z_lim ! called in p4zbio.F90 |
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25 | PUBLIC p5z_lim_init ! called in trcsms_pisces.F90 |
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26 | PUBLIC p5z_lim_alloc ! called in trcini_pisces.F90 |
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27 | |
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28 | !! * Shared module variables |
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29 | REAL(wp), PUBLIC :: concpno3 !: NO3 half saturation for picophyto |
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30 | REAL(wp), PUBLIC :: concpnh4 !: NH4 half saturation for picophyto |
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31 | REAL(wp), PUBLIC :: concnpo4 !: PO4 half saturation for nanophyto |
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32 | REAL(wp), PUBLIC :: concppo4 !: PO4 half saturation for picophyto |
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33 | REAL(wp), PUBLIC :: concdpo4 !: PO4 half saturation for diatoms |
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34 | REAL(wp), PUBLIC :: concpfer !: Iron half saturation for picophyto |
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35 | REAL(wp), PUBLIC :: concbpo4 !: PO4 half saturation for bacteria |
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36 | REAL(wp), PUBLIC :: xsizepic !: Minimum size criteria for picophyto |
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37 | REAL(wp), PUBLIC :: xsizerp !: Size ratio for picophytoplankton |
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38 | REAL(wp), PUBLIC :: qfnopt !: optimal Fe quota for nanophyto |
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39 | REAL(wp), PUBLIC :: qfpopt !: optimal Fe quota for picophyto |
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40 | REAL(wp), PUBLIC :: qfdopt !: optimal Fe quota for diatoms |
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41 | REAL(wp), PUBLIC :: qnnmin !: minimum N quota for nanophyto |
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42 | REAL(wp), PUBLIC :: qnnmax !: maximum N quota for nanophyto |
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43 | REAL(wp), PUBLIC :: qpnmin !: minimum P quota for nanophyto |
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44 | REAL(wp), PUBLIC :: qpnmax !: maximum P quota for nanophyto |
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45 | REAL(wp), PUBLIC :: qnpmin !: minimum N quota for nanophyto |
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46 | REAL(wp), PUBLIC :: qnpmax !: maximum N quota for nanophyto |
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47 | REAL(wp), PUBLIC :: qppmin !: minimum P quota for nanophyto |
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48 | REAL(wp), PUBLIC :: qppmax !: maximum P quota for nanophyto |
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49 | REAL(wp), PUBLIC :: qndmin !: minimum N quota for diatoms |
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50 | REAL(wp), PUBLIC :: qndmax !: maximum N quota for diatoms |
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51 | REAL(wp), PUBLIC :: qpdmin !: minimum P quota for diatoms |
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52 | REAL(wp), PUBLIC :: qpdmax !: maximum P quota for diatoms |
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53 | REAL(wp), PUBLIC :: qfnmax !: maximum Fe quota for nanophyto |
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54 | REAL(wp), PUBLIC :: qfpmax !: maximum Fe quota for picophyto |
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55 | REAL(wp), PUBLIC :: qfdmax !: maximum Fe quota for diatoms |
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56 | REAL(wp), PUBLIC :: zpsinh4 !: respiration cost of NH4 assimilation |
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57 | REAL(wp), PUBLIC :: zpsino3 !: respiration cost of NO3 assimilation |
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58 | REAL(wp), PUBLIC :: zpsiuptk !: Mean respiration cost |
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59 | |
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60 | !!* Allometric variations of the quotas |
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61 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xqnnmin !: ??? |
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62 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xqnnmax !: ??? |
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63 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xqpnmin !: ??? |
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64 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xqpnmax !: ??? |
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65 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xqnpmin !: ??? |
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66 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xqnpmax !: ??? |
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67 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xqppmin !: ??? |
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68 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xqppmax !: ??? |
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69 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xqndmin !: ??? |
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70 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xqndmax !: ??? |
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71 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xqpdmin !: ??? |
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72 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xqpdmax !: ??? |
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73 | |
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74 | !!* Phytoplankton nutrient limitation terms |
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75 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xpicono3 !: Limitation of NO3 uptake by picophyto |
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76 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xpiconh4 !: Limitation of NH4 uptake by picophyto |
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77 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xpicopo4 !: Limitation of PO4 uptake by picophyto |
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78 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xnanodop !: Limitation of DOP uptake by nanophyto |
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79 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xpicodop !: Limitation of DOP uptake by picophyto |
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80 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xdiatdop !: Limitation of DOP uptake by diatoms |
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81 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xnanofer !: Limitation of Fe uptake by nanophyto |
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82 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xpicofer !: Limitation of Fe uptake by picophyto |
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83 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xdiatfer !: Limitation of Fe uptake by diatoms |
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84 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xlimpic !: Limitation of picophyto PP by nutrients |
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85 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xlimpics !: Limitation of picophyto PP by nutrients |
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86 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xlimphys !: Limitation of nanophyto PP by nutrients |
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87 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xlimdias !: Limitation of diatoms PP by nutrients |
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88 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xlimpfe !: Limitation of picophyto PP by Fe |
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89 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: fvnuptk !: Maximum potential uptake rate of nanophyto |
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90 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: fvpuptk !: Maximum potential uptake rate of picophyto |
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91 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: fvduptk !: Maximum potential uptake rate of diatoms |
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92 | |
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93 | ! Coefficient for iron limitation following Flynn and Hipkin (1999) |
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94 | REAL(wp) :: xcoef1 = 0.00167 / 55.85 |
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95 | REAL(wp) :: xcoef2 = 1.21E-5 * 14. / 55.85 / 7.625 * 0.5 * 1.5 |
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96 | REAL(wp) :: xcoef3 = 1.15E-4 * 14. / 55.85 / 7.625 * 0.5 |
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97 | !!---------------------------------------------------------------------- |
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98 | !! NEMO/TOP 4.0 , NEMO Consortium (2018) |
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99 | !! $Id: p5zlim.F90 10070 2018-08-28 14:30:54Z nicolasmartin $ |
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100 | !! Software governed by the CeCILL license (see ./LICENSE) |
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101 | !!---------------------------------------------------------------------- |
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102 | |
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103 | CONTAINS |
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104 | |
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105 | SUBROUTINE p5z_lim( kt, knt ) |
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106 | !!--------------------------------------------------------------------- |
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107 | !! *** ROUTINE p5z_lim *** |
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108 | !! |
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109 | !! ** Purpose : Compute the co-limitations by the various nutrients |
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110 | !! for the various phytoplankton species. Quota based |
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111 | !! approach. The quota model is derived from theoretical |
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112 | !! models proposed by Pahlow and Oschlies (2009) and |
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113 | !! Flynn (2001). Various adaptations from several |
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114 | !! publications by these authors have been also adopted. |
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115 | !! |
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116 | !! ** Method : Quota based approach. The quota model is derived from |
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117 | !! theoretical models by Pahlow and Oschlies (2009) and |
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118 | !! Flynn (2001). Various adaptations from several publications |
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119 | !! by these authors have been also adopted. |
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120 | !!--------------------------------------------------------------------- |
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121 | ! |
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122 | INTEGER, INTENT(in) :: kt, knt |
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123 | ! |
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124 | INTEGER :: ji, jj, jk |
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125 | REAL(wp) :: zlim1, zlim2, zlim3, zlim4, zno3, zferlim |
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126 | REAL(wp) :: z1_trndia, z1_trnpic, z1_trnphy, ztem1, ztem2, zetot1 |
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127 | REAL(wp) :: zratio, zration, zratiof, znutlim, zfalim, zzpsiuptk |
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128 | REAL(wp) :: zconc1d, zconc1dnh4, zconc0n, zconc0nnh4, zconc0npo4, zconc0dpo4 |
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129 | REAL(wp) :: zconc0p, zconc0pnh4, zconc0ppo4, zconcpfe, zconcnfe, zconcdfe |
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130 | REAL(wp) :: fanano, fananop, fananof, fadiat, fadiatp, fadiatf |
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131 | REAL(wp) :: fapico, fapicop, fapicof |
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132 | REAL(wp) :: zrpho, zrass, zcoef, zfuptk, zratchl |
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133 | REAL(wp) :: zfvn, zfvp, zfvf, zsizen, zsizep, zsized, znanochl, zpicochl, zdiatchl |
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134 | REAL(wp) :: zqfemn, zqfemp, zqfemd, zbactno3, zbactnh4 |
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135 | REAL(wp) :: zlim1f, zsizetmp |
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136 | REAL(wp), DIMENSION(jpi,jpj,jpk) :: xlimnpn, xlimnpp, xlimnpd |
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137 | !!--------------------------------------------------------------------- |
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138 | ! |
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139 | IF( ln_timing ) CALL timing_start('p5z_lim') |
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140 | ! |
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141 | zratchl = 6.0 |
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142 | sizena(:,:,:) = 0.0 ; sizepa(:,:,:) = 0.0 ; sizeda(:,:,:) = 0.0 |
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143 | ! |
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144 | DO jk = 1, jpkm1 |
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145 | DO jj = 1, jpj |
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146 | DO ji = 1, jpi |
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147 | ! |
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148 | ! Tuning of the iron concentration to a minimum level that |
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149 | ! is set to the detection limit |
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150 | ! -------------------------------------------------------- |
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151 | zno3 = trb(ji,jj,jk,jpno3) / 40.e-6 |
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152 | zferlim = MAX( 3e-11 * zno3 * zno3, 5e-12 ) |
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153 | zferlim = MIN( zferlim, 7e-11 ) |
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154 | trb(ji,jj,jk,jpfer) = MAX( trb(ji,jj,jk,jpfer), zferlim ) |
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155 | |
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156 | ! Computation of the Chl/C ratio of each phytoplankton group |
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157 | ! ---------------------------------------------------------- |
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158 | z1_trnphy = 1. / ( trb(ji,jj,jk,jpphy) + rtrn ) |
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159 | z1_trnpic = 1. / ( trb(ji,jj,jk,jppic) + rtrn ) |
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160 | z1_trndia = 1. / ( trb(ji,jj,jk,jpdia) + rtrn ) |
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161 | znanochl = trb(ji,jj,jk,jpnch) * z1_trnphy |
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162 | zpicochl = trb(ji,jj,jk,jppch) * z1_trnpic |
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163 | zdiatchl = trb(ji,jj,jk,jpdch) * z1_trndia |
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164 | |
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165 | ! Computation of a variable Ks for the different phytoplankton |
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166 | ! group as a function of their relative size. Allometry |
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167 | ! from Edwards et al. (2012) |
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168 | ! ------------------------------------------------------------ |
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169 | |
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170 | ! diatoms |
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171 | zsized = sized(ji,jj,jk)**0.81 |
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172 | zconcdfe = concdfer * zsized |
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173 | zconc1d = concdno3 * zsized |
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174 | zconc1dnh4 = concdnh4 * zsized |
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175 | zconc0dpo4 = concdpo4 * zsized |
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176 | |
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177 | ! picophytoplankton |
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178 | zsizep = sizep(ji,jj,jk)**0.81 |
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179 | zconcpfe = concpfer * zsizep |
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180 | zconc0p = concpno3 * zsizep |
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181 | zconc0pnh4 = concpnh4 * zsizep |
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182 | zconc0ppo4 = concppo4 * zsizep |
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183 | |
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184 | ! nanophytoplankton |
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185 | zsizen = sizen(ji,jj,jk)**0.81 |
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186 | zconcnfe = concnfer * zsizen |
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187 | zconc0n = concnno3 * zsizen |
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188 | zconc0nnh4 = concnnh4 * zsizen |
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189 | zconc0npo4 = concnpo4 * zsizen |
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190 | |
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191 | ! Allometric variations of the minimum and maximum quotas |
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192 | ! From Talmy et al. (2014) and Maranon et al. (2013) |
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193 | ! ------------------------------------------------------- |
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194 | xqnnmin(ji,jj,jk) = qnnmin * sizen(ji,jj,jk)**(-0.3) |
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195 | xqnnmax(ji,jj,jk) = qnnmax |
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196 | xqndmin(ji,jj,jk) = qndmin * sized(ji,jj,jk)**(-0.3) |
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197 | xqndmax(ji,jj,jk) = qndmax |
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198 | xqnpmin(ji,jj,jk) = qnpmin * sizep(ji,jj,jk)**(-0.48) |
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199 | xqnpmax(ji,jj,jk) = qnpmax * sizep(ji,jj,jk)**(-0.21) |
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200 | |
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201 | ! Computation of the optimal allocation parameters |
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202 | ! Based on the different papers by Pahlow et al., and |
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203 | ! Smith et al. |
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204 | ! --------------------------------------------------- |
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205 | |
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206 | ! Nanophytoplankton |
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207 | znutlim = MAX( trb(ji,jj,jk,jpnh4) / zconc0nnh4, & |
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208 | & trb(ji,jj,jk,jpno3) / zconc0n) |
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209 | fanano = MAX(0.01, MIN(0.99, 1. / ( SQRT(znutlim) + 1.) ) ) |
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210 | znutlim = trb(ji,jj,jk,jppo4) / zconc0npo4 |
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211 | fananop = MAX(0.01, MIN(0.99, 1. / ( SQRT(znutlim) + 1.) ) ) |
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212 | znutlim = biron(ji,jj,jk) / zconcnfe |
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213 | fananof = MAX(0.01, MIN(0.99, 1. / ( SQRT(znutlim) + 1.) ) ) |
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214 | |
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215 | ! Picophytoplankton |
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216 | znutlim = MAX( trb(ji,jj,jk,jpnh4) / zconc0pnh4, & |
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217 | & trb(ji,jj,jk,jpno3) / zconc0p) |
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218 | fapico = MAX(0.01, MIN(0.99, 1. / ( SQRT(znutlim) + 1.) ) ) |
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219 | znutlim = trb(ji,jj,jk,jppo4) / zconc0ppo4 |
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220 | fapicop = MAX(0.01, MIN(0.99, 1. / ( SQRT(znutlim) + 1.) ) ) |
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221 | znutlim = biron(ji,jj,jk) / zconcpfe |
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222 | fapicof = MAX(0.01, MIN(0.99, 1. / ( SQRT(znutlim) + 1.) ) ) |
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223 | |
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224 | ! Diatoms |
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225 | znutlim = MAX( trb(ji,jj,jk,jpnh4) / zconc1dnh4, & |
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226 | & trb(ji,jj,jk,jpno3) / zconc1d ) |
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227 | fadiat = MAX(0.01, MIN(0.99, 1. / ( SQRT(znutlim) + 1.) ) ) |
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228 | znutlim = trb(ji,jj,jk,jppo4) / zconc0dpo4 |
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229 | fadiatp = MAX(0.01, MIN(0.99, 1. / ( SQRT(znutlim) + 1.) ) ) |
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230 | znutlim = biron(ji,jj,jk) / zconcdfe |
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231 | fadiatf = MAX(0.01, MIN(0.99, 1. / ( SQRT(znutlim) + 1.) ) ) |
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232 | |
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233 | ! Michaelis-Menten Limitation term by nutrients of |
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234 | ! heterotrophic bacteria |
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235 | ! ------------------------------------------------- |
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236 | zbactnh4 = trb(ji,jj,jk,jpnh4) / ( concbnh4 + trb(ji,jj,jk,jpnh4) ) |
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237 | zbactno3 = trb(ji,jj,jk,jpno3) / ( concbno3 + trb(ji,jj,jk,jpno3) ) * (1. - zbactnh4) |
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238 | ! |
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239 | zlim1 = zbactno3 + zbactnh4 |
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240 | zlim2 = trb(ji,jj,jk,jppo4) / ( trb(ji,jj,jk,jppo4) + concbpo4) |
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241 | zlim3 = biron(ji,jj,jk) / ( concbfe + biron(ji,jj,jk) ) |
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242 | zlim4 = trb(ji,jj,jk,jpdoc) / ( xkdoc + trb(ji,jj,jk,jpdoc) ) |
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243 | ! Xlimbac is used for DOC solubilization whereas xlimbacl |
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244 | ! is used for all the other bacterial-dependent terms |
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245 | ! ------------------------------------------------------- |
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246 | xlimbacl(ji,jj,jk) = MIN( zlim1, zlim2, zlim3 ) |
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247 | xlimbac (ji,jj,jk) = xlimbacl(ji,jj,jk) * zlim4 |
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248 | |
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249 | ! Michaelis-Menten Limitation term by nutrients: Nanophyto |
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250 | ! -------------------------------------------------------- |
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251 | ! |
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252 | ! Limitation of N based nutrients uptake (NO3 and NH4) |
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253 | zfalim = (1.-fanano) / fanano |
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254 | xnanonh4(ji,jj,jk) = (1. - fanano) * trb(ji,jj,jk,jpnh4) / ( zfalim * zconc0nnh4 + trb(ji,jj,jk,jpnh4) ) |
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255 | xnanono3(ji,jj,jk) = (1. - fanano) * trb(ji,jj,jk,jpno3) / ( zfalim * zconc0n + trb(ji,jj,jk,jpno3) ) & |
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256 | & * (1. - xnanonh4(ji,jj,jk)) |
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257 | ! |
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258 | ! Limitation of P based nutrients (PO4 and DOP) |
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259 | zfalim = (1.-fananop) / fananop |
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260 | xnanopo4(ji,jj,jk) = (1. - fananop) * trb(ji,jj,jk,jppo4) / ( trb(ji,jj,jk,jppo4) + zfalim * zconc0npo4 ) |
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261 | xnanodop(ji,jj,jk) = trb(ji,jj,jk,jpdop) / ( trb(ji,jj,jk,jpdop) + xkdoc ) & |
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262 | & * ( 1.0 - xnanopo4(ji,jj,jk) ) |
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263 | xnanodop(ji,jj,jk) = 0. |
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264 | ! |
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265 | ! Limitation of Fe uptake |
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266 | zfalim = (1.-fananof) / fananof |
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267 | xnanofer(ji,jj,jk) = (1. - fananof) * biron(ji,jj,jk) / ( biron(ji,jj,jk) + zfalim * zconcnfe ) |
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268 | ! |
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269 | ! The minimum iron quota depends on the size of PSU, respiration |
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270 | ! and the reduction of nitrate following the parameterization |
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271 | ! proposed by Flynn and Hipkin (1999) |
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272 | zratiof = trb(ji,jj,jk,jpnfe) * z1_trnphy |
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273 | zqfemn = xcoef1 * znanochl + xcoef2 + xcoef3 * xnanono3(ji,jj,jk) |
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274 | ! |
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275 | zration = trb(ji,jj,jk,jpnph) * z1_trnphy |
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276 | zration = MIN(xqnnmax(ji,jj,jk), MAX( xqnnmin(ji,jj,jk), zration )) |
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277 | zzpsiuptk = xqnnmin(ji,jj,jk) * rno3 / zpsiuptk**2 |
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278 | fvnuptk(ji,jj,jk) = 1. / zzpsiuptk * xqnnmin(ji,jj,jk) / (zration + rtrn) & |
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279 | & * MAX(0., (1. - zratchl * znanochl / 12. ) ) |
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280 | ! |
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281 | zlim1 = max(0., (zration - xqnnmin(ji,jj,jk) ) & |
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282 | & / (xqnnmax(ji,jj,jk) - xqnnmin(ji,jj,jk) ) ) * xqnnmax(ji,jj,jk) & |
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283 | & / (zration + rtrn) |
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284 | ! The value of the optimal quota in the formulation below |
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285 | ! has been found by solving a non linear equation |
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286 | zlim1f = max(0., ( 1.086 - xqnnmin(ji,jj,jk) ) & |
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287 | & / (xqnnmax(ji,jj,jk) - xqnnmin(ji,jj,jk) ) ) * xqnnmax(ji,jj,jk) |
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288 | zlim3 = MAX( 0.,( zratiof - zqfemn ) / qfnopt ) |
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289 | ! computation of the various limitation terms of nanophyto |
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290 | ! growth and PP |
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291 | xlimnfe (ji,jj,jk) = MIN( 1., zlim3 ) |
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292 | xlimphy (ji,jj,jk) = MIN( 1., zlim1, zlim3 ) |
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293 | xlimphys(ji,jj,jk) = MIN( 1., zlim1/( zlim1f + rtrn ), zlim3 ) |
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294 | xlimnpn (ji,jj,jk) = MIN( 1., zlim1) |
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295 | |
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296 | ! Michaelis-Menten Limitation term by nutrients: Picophyto |
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297 | ! -------------------------------------------------------- |
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298 | ! |
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299 | ! Limitation of N based nutrients uptake (NO3 and NH4) |
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300 | zfalim = (1.-fapico) / fapico |
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301 | xpiconh4(ji,jj,jk) = (1. - fapico) * trb(ji,jj,jk,jpnh4) / ( zfalim * zconc0pnh4 + trb(ji,jj,jk,jpnh4) ) |
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302 | xpicono3(ji,jj,jk) = (1. - fapico) * trb(ji,jj,jk,jpno3) / ( zfalim * zconc0p + trb(ji,jj,jk,jpno3) ) & |
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303 | & * (1. - xpiconh4(ji,jj,jk)) |
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304 | ! |
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305 | ! Limitation of P based nutrients uptake (PO4 and DOP) |
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306 | zfalim = (1.-fapicop) / fapicop |
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307 | xpicopo4(ji,jj,jk) = (1. - fapicop) * trb(ji,jj,jk,jppo4) / ( trb(ji,jj,jk,jppo4) + zfalim * zconc0ppo4 ) |
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308 | xpicodop(ji,jj,jk) = trb(ji,jj,jk,jpdop) / ( trb(ji,jj,jk,jpdop) + xkdoc ) & |
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309 | & * ( 1.0 - xpicopo4(ji,jj,jk) ) |
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310 | xpicodop(ji,jj,jk) = 0. |
---|
311 | ! |
---|
312 | zfalim = (1.-fapicof) / fapicof |
---|
313 | xpicofer(ji,jj,jk) = (1. - fapicof) * biron(ji,jj,jk) / ( biron(ji,jj,jk) + zfalim * zconcpfe ) |
---|
314 | ! |
---|
315 | ! The minimum iron quota depends on the size of PSU, respiration |
---|
316 | ! and the reduction of nitrate following the parameterization |
---|
317 | ! proposed by Flynn and Hipkin (1999) |
---|
318 | zratiof = trb(ji,jj,jk,jppfe) * z1_trnpic |
---|
319 | zqfemp = xcoef1 * zpicochl + xcoef2 + xcoef3 * xpicono3(ji,jj,jk) |
---|
320 | ! |
---|
321 | zration = trb(ji,jj,jk,jpnpi) * z1_trnpic |
---|
322 | zration = MIN(xqnpmax(ji,jj,jk), MAX( xqnpmin(ji,jj,jk), zration )) |
---|
323 | zzpsiuptk = xqnpmin(ji,jj,jk) * rno3 / zpsiuptk**2 |
---|
324 | fvpuptk(ji,jj,jk) = 1. / zzpsiuptk * xqnpmin(ji,jj,jk) / (zration + rtrn) & |
---|
325 | & * MAX(0., (1. - zratchl * zpicochl / 12. ) ) |
---|
326 | ! |
---|
327 | zlim1 = max(0., (zration - xqnpmin(ji,jj,jk) ) & |
---|
328 | & / (xqnpmax(ji,jj,jk) - xqnpmin(ji,jj,jk) ) ) * xqnpmax(ji,jj,jk) & |
---|
329 | & / (zration + rtrn) |
---|
330 | ! The value of the optimal quota in the formulation below |
---|
331 | ! has been found by solving a non linear equation |
---|
332 | zlim1f = max(0., (1.367 - xqnpmin(ji,jj,jk) ) & |
---|
333 | & / (xqnpmax(ji,jj,jk) - xqnpmin(ji,jj,jk) ) ) * xqnpmax(ji,jj,jk) |
---|
334 | zlim3 = MAX( 0.,( zratiof - zqfemp ) / qfpopt ) |
---|
335 | |
---|
336 | ! computation of the various limitation terms of picophyto |
---|
337 | ! growth and PP |
---|
338 | xlimpfe (ji,jj,jk) = MIN( 1., zlim3 ) |
---|
339 | xlimpic (ji,jj,jk) = MIN( 1., zlim1, zlim3 ) |
---|
340 | xlimnpp (ji,jj,jk) = MIN( 1., zlim1 ) |
---|
341 | xlimpics(ji,jj,jk) = MIN( 1., zlim1/( zlim1f + rtrn ), zlim3 ) |
---|
342 | |
---|
343 | ! Michaelis-Menten Limitation term by nutrients : Diatoms |
---|
344 | ! ------------------------------------------------------- |
---|
345 | ! |
---|
346 | ! Limitation of N based nutrients uptake (NO3 and NH4) |
---|
347 | zfalim = (1.-fadiat) / fadiat |
---|
348 | xdiatnh4(ji,jj,jk) = (1. - fadiat) * trb(ji,jj,jk,jpnh4) / ( zfalim * zconc1dnh4 + trb(ji,jj,jk,jpnh4) ) |
---|
349 | xdiatno3(ji,jj,jk) = (1. - fadiat) * trb(ji,jj,jk,jpno3) / ( zfalim * zconc1d + trb(ji,jj,jk,jpno3) ) & |
---|
350 | & * (1. - xdiatnh4(ji,jj,jk)) |
---|
351 | ! |
---|
352 | ! Limitation of P based nutrients uptake (PO4 and DOP) |
---|
353 | zfalim = (1.-fadiatp) / fadiatp |
---|
354 | xdiatpo4(ji,jj,jk) = (1. - fadiatp) * trb(ji,jj,jk,jppo4) / ( trb(ji,jj,jk,jppo4) + zfalim * zconc0dpo4 ) |
---|
355 | xdiatdop(ji,jj,jk) = trb(ji,jj,jk,jpdop) / ( trb(ji,jj,jk,jpdop) + xkdoc ) & |
---|
356 | & * ( 1.0 - xdiatpo4(ji,jj,jk) ) |
---|
357 | xdiatdop(ji,jj,jk) = 0. |
---|
358 | ! |
---|
359 | ! Limitation of Fe uptake |
---|
360 | zfalim = (1.-fadiatf) / fadiatf |
---|
361 | xdiatfer(ji,jj,jk) = (1. - fadiatf) * biron(ji,jj,jk) / ( biron(ji,jj,jk) + zfalim * zconcdfe ) |
---|
362 | ! |
---|
363 | ! The minimum iron quota depends on the size of PSU, respiration |
---|
364 | ! and the reduction of nitrate following the parameterization |
---|
365 | ! proposed by Flynn and Hipkin (1999) |
---|
366 | zratiof = trb(ji,jj,jk,jpdfe) * z1_trndia |
---|
367 | zqfemd = xcoef1 * zdiatchl + xcoef2 + xcoef3 * xdiatno3(ji,jj,jk) |
---|
368 | ! |
---|
369 | zration = trb(ji,jj,jk,jpndi) * z1_trndia |
---|
370 | zration = MIN(xqndmax(ji,jj,jk), MAX( xqndmin(ji,jj,jk), zration )) |
---|
371 | zzpsiuptk = xqndmin(ji,jj,jk) * rno3 / zpsiuptk**2 |
---|
372 | fvduptk(ji,jj,jk) = 1. / zzpsiuptk * xqndmin(ji,jj,jk) / (zration + rtrn) & |
---|
373 | & * MAX(0., (1. - zratchl * zdiatchl / 12. ) ) |
---|
374 | ! |
---|
375 | zlim1 = max(0., (zration - xqndmin(ji,jj,jk) ) & |
---|
376 | & / (xqndmax(ji,jj,jk) - xqndmin(ji,jj,jk) ) ) & |
---|
377 | & * xqndmax(ji,jj,jk) / (zration + rtrn) |
---|
378 | ! The value of the optimal quota in the formulation below |
---|
379 | ! has been found by solving a non linear equation |
---|
380 | zlim1f = max(0., (1.077 - xqndmin(ji,jj,jk) ) & |
---|
381 | & / (xqndmax(ji,jj,jk) - xqndmin(ji,jj,jk) ) ) & |
---|
382 | & * xqndmax(ji,jj,jk) |
---|
383 | zlim3 = trb(ji,jj,jk,jpsil) / ( trb(ji,jj,jk,jpsil) + xksi(ji,jj) ) |
---|
384 | zlim4 = MAX( 0., ( zratiof - zqfemd ) / qfdopt ) |
---|
385 | ! computation of the various limitation terms of diatoms |
---|
386 | ! growth and PP |
---|
387 | xlimdfe(ji,jj,jk) = MIN( 1., zlim4 ) |
---|
388 | xlimdia(ji,jj,jk) = MIN( 1., zlim1, zlim3, zlim4 ) |
---|
389 | xlimdias(ji,jj,jk) = MIN (1.0, zlim1 / (zlim1f + rtrn ), zlim3, zlim4 ) |
---|
390 | xlimsi(ji,jj,jk) = MIN( zlim1, zlim4 ) |
---|
391 | xlimnpd(ji,jj,jk) = MIN( 1., zlim1 ) |
---|
392 | END DO |
---|
393 | END DO |
---|
394 | END DO |
---|
395 | ! |
---|
396 | ! Compute the phosphorus quota values. It is based on Litchmann et al., 2004 and Daines et al, 2013. |
---|
397 | ! The relative contribution of three fonctional pools are computed: light harvesting apparatus, |
---|
398 | ! nutrient uptake pool and assembly machinery. DNA is assumed to represent 1% of the dry mass of |
---|
399 | ! phytoplankton (see Daines et al., 2013). |
---|
400 | ! -------------------------------------------------------------------------------------------------- |
---|
401 | DO jk = 1, jpkm1 |
---|
402 | DO jj = 1, jpj |
---|
403 | DO ji = 1, jpi |
---|
404 | ! Size estimation of nanophytoplankton based on total biomass |
---|
405 | ! Assumes that larger biomass implies addition of larger cells |
---|
406 | ! ------------------------------------------------------------ |
---|
407 | zcoef = trb(ji,jj,jk,jpphy) - MIN(xsizephy, trb(ji,jj,jk,jpphy) ) |
---|
408 | sizena(ji,jj,jk) = 1. + ( xsizern -1.0 ) * zcoef / ( xsizephy + zcoef ) |
---|
409 | ! N/P ratio of nanophytoplankton |
---|
410 | ! ------------------------------ |
---|
411 | zfuptk = 0.2 + 0.12 / ( 3.0 * sizen(ji,jj,jk) + rtrn ) |
---|
412 | zrpho = 1.54 * trb(ji,jj,jk,jpnch) / ( trb(ji,jj,jk,jpnph) * rno3 * 14. + rtrn ) |
---|
413 | zrass = MAX(0.62/4., ( 1. - zrpho - zfuptk ) * xlimnpn(ji,jj,jk) ) |
---|
414 | xqpnmin(ji,jj,jk) = ( 0.0 + 0.0078 + 0.62/4. * 0.0783 * xqnnmin(ji,jj,jk) ) * 16. |
---|
415 | xqpnmax(ji,jj,jk) = ( zrpho * 0.0128 + zrass * 0.0783 ) * 16. |
---|
416 | xqpnmax(ji,jj,jk) = xqpnmax(ji,jj,jk) * trb(ji,jj,jk,jpnph) / ( trb(ji,jj,jk,jpphy) + rtrn ) & |
---|
417 | & + (0.033 + 0.0078 ) * 16. |
---|
418 | xqpnmax(ji,jj,jk) = MIN( qpnmax, xqpnmax(ji,jj,jk) ) |
---|
419 | |
---|
420 | |
---|
421 | ! Size estimation of picophytoplankton based on total biomass |
---|
422 | ! Assumes that larger biomass implies addition of larger cells |
---|
423 | ! ------------------------------------------------------------ |
---|
424 | zcoef = trb(ji,jj,jk,jppic) - MIN(xsizepic, trb(ji,jj,jk,jppic) ) |
---|
425 | sizepa(ji,jj,jk) = 1. + ( xsizerp -1.0 ) * zcoef / ( xsizepic + zcoef ) |
---|
426 | |
---|
427 | ! N/P ratio of picophytoplankton |
---|
428 | ! ------------------------------ |
---|
429 | zfuptk = 0.2 + 0.12 / ( 0.5 * sizep(ji,jj,jk) + rtrn ) |
---|
430 | zrpho = 1.54 * trb(ji,jj,jk,jppch) / ( trb(ji,jj,jk,jpnpi) * rno3 * 14. + rtrn ) |
---|
431 | zrass = MAX(0.4/4., ( 1. - zrpho - zfuptk ) * xlimnpp(ji,jj,jk) ) |
---|
432 | xqppmin(ji,jj,jk) = ( (0.0 + 0.0078 ) + 0.4/4. * 0.0517 * xqnpmin(ji,jj,jk) ) * 16. |
---|
433 | xqppmax(ji,jj,jk) = ( zrpho * 0.0128 + zrass * 0.0517 ) * 16. |
---|
434 | xqppmax(ji,jj,jk) = xqppmax(ji,jj,jk) * trb(ji,jj,jk,jpnpi) / ( trb(ji,jj,jk,jppic) + rtrn ) & |
---|
435 | & + (0.033 + 0.0078 ) * 16 |
---|
436 | xqppmax(ji,jj,jk) = MIN( qppmax, xqppmax(ji,jj,jk) ) |
---|
437 | |
---|
438 | ! Size estimation of diatoms based on total biomass |
---|
439 | ! Assumes that larger biomass implies addition of larger cells |
---|
440 | ! ------------------------------------------------------------ |
---|
441 | zcoef = trb(ji,jj,jk,jpdia) - MIN(xsizedia, trb(ji,jj,jk,jpdia) ) |
---|
442 | sized(ji,jj,jk) = 1. + ( xsizerd - 1.0 ) * zcoef / ( xsizedia + zcoef ) |
---|
443 | sizeda(ji,jj,jk) = 1. + ( xsizerd - 1.0 ) * zcoef / ( xsizedia + zcoef ) |
---|
444 | |
---|
445 | ! N/P ratio of diatoms |
---|
446 | ! -------------------- |
---|
447 | zfuptk = 0.2 + 0.12 / ( 5.0 * sized(ji,jj,jk) + rtrn ) |
---|
448 | zrpho = 1.54 * trb(ji,jj,jk,jpdch) / ( trb(ji,jj,jk,jpndi) * rno3 * 14. + rtrn ) |
---|
449 | zrass = MAX(0.66/4., ( 1. - zrpho - zfuptk ) * xlimnpd(ji,jj,jk) ) |
---|
450 | |
---|
451 | xqpdmin(ji,jj,jk) = ( ( 0.0 + 0.0078 ) + 0.66/4. * 0.0783 * xqndmin(ji,jj,jk) ) * 16. |
---|
452 | xqpdmax(ji,jj,jk) = ( zrpho * 0.0128 + zrass * 0.0783 ) * 16. |
---|
453 | xqpdmax(ji,jj,jk) = xqpdmax(ji,jj,jk) * trb(ji,jj,jk,jpndi) / ( trb(ji,jj,jk,jpdia) + rtrn ) & |
---|
454 | & + ( 0.0078 + 0.033 ) * 16. |
---|
455 | xqpdmax(ji,jj,jk) = MIN(qpdmax, xqpdmax(ji,jj,jk) ) |
---|
456 | |
---|
457 | END DO |
---|
458 | END DO |
---|
459 | END DO |
---|
460 | |
---|
461 | ! Compute the fraction of nanophytoplankton that is made of calcifiers |
---|
462 | ! This is a purely adhoc formulation described in Aumont et al. (2015) |
---|
463 | ! This fraction depends on nutrient limitation, light, temperature |
---|
464 | ! -------------------------------------------------------------------- |
---|
465 | DO jk = 1, jpkm1 |
---|
466 | DO jj = 1, jpj |
---|
467 | DO ji = 1, jpi |
---|
468 | zlim1 = trb(ji,jj,jk,jpnh4) / ( trb(ji,jj,jk,jpnh4) + concnnh4 ) + trb(ji,jj,jk,jpno3) & |
---|
469 | & / ( trb(ji,jj,jk,jpno3) + concnno3 ) * ( 1.0 - trb(ji,jj,jk,jpnh4) & |
---|
470 | & / ( trb(ji,jj,jk,jpnh4) + concnnh4 ) ) |
---|
471 | zlim2 = trb(ji,jj,jk,jppo4) / ( trb(ji,jj,jk,jppo4) + concnpo4 ) |
---|
472 | zlim3 = trb(ji,jj,jk,jpfer) / ( trb(ji,jj,jk,jpfer) + 5.E-11 ) |
---|
473 | ztem1 = MAX( 0., tsn(ji,jj,jk,jp_tem) ) |
---|
474 | ztem2 = tsn(ji,jj,jk,jp_tem) - 10. |
---|
475 | zetot1 = MAX( 0., etot(ji,jj,jk) - 1.) / ( 4. + etot(ji,jj,jk) ) * 20. / ( 20. + etot(ji,jj,jk) ) |
---|
476 | |
---|
477 | xfracal(ji,jj,jk) = caco3r * MIN( zlim1, zlim2, zlim3 ) & |
---|
478 | & * ztem1 / ( 1. + ztem1 ) * MAX( 1., trb(ji,jj,jk,jpphy)*1E6 ) & |
---|
479 | & * ( 1. + EXP(-ztem2 * ztem2 / 25. ) ) & |
---|
480 | & * zetot1 * MIN( 1., 50. / ( hmld(ji,jj) + rtrn ) ) |
---|
481 | xfracal(ji,jj,jk) = MAX( 0.02, MIN( 0.8 , xfracal(ji,jj,jk) ) ) |
---|
482 | END DO |
---|
483 | END DO |
---|
484 | END DO |
---|
485 | ! |
---|
486 | DO jk = 1, jpkm1 |
---|
487 | DO jj = 1, jpj |
---|
488 | DO ji = 1, jpi |
---|
489 | ! denitrification factor computed from O2 levels |
---|
490 | nitrfac(ji,jj,jk) = MAX( 0.e0, 0.4 * ( 6.e-6 - trb(ji,jj,jk,jpoxy) ) & |
---|
491 | & / ( oxymin + trb(ji,jj,jk,jpoxy) ) ) |
---|
492 | nitrfac(ji,jj,jk) = MIN( 1., nitrfac(ji,jj,jk) ) |
---|
493 | ! |
---|
494 | ! redox factor computed from NO3 levels |
---|
495 | nitrfac2(ji,jj,jk) = MAX( 0.e0, ( 1.E-6 - trb(ji,jj,jk,jpno3) ) & |
---|
496 | & / ( 1.E-6 + trb(ji,jj,jk,jpno3) ) ) |
---|
497 | nitrfac2(ji,jj,jk) = MIN( 1., nitrfac2(ji,jj,jk) ) |
---|
498 | END DO |
---|
499 | END DO |
---|
500 | END DO |
---|
501 | ! |
---|
502 | IF( lk_iomput .AND. knt == nrdttrc ) THEN ! save output diagnostics |
---|
503 | IF( iom_use( "xfracal" ) ) CALL iom_put( "xfracal", xfracal(:,:,:) * tmask(:,:,:) ) ! euphotic layer deptht |
---|
504 | IF( iom_use( "LNnut" ) ) CALL iom_put( "LNnut" , xlimphy(:,:,:) * tmask(:,:,:) ) ! Nutrient limitation term |
---|
505 | IF( iom_use( "LPnut" ) ) CALL iom_put( "LPnut" , xlimpic(:,:,:) * tmask(:,:,:) ) ! Nutrient limitation term |
---|
506 | IF( iom_use( "LDnut" ) ) CALL iom_put( "LDnut" , xlimdia(:,:,:) * tmask(:,:,:) ) ! Nutrient limitation term |
---|
507 | IF( iom_use( "LNFe" ) ) CALL iom_put( "LNFe" , xlimnfe(:,:,:) * tmask(:,:,:) ) ! Iron limitation term |
---|
508 | IF( iom_use( "LPFe" ) ) CALL iom_put( "LPFe" , xlimpfe(:,:,:) * tmask(:,:,:) ) ! Iron limitation term |
---|
509 | IF( iom_use( "LDFe" ) ) CALL iom_put( "LDFe" , xlimdfe(:,:,:) * tmask(:,:,:) ) ! Iron limitation term |
---|
510 | IF( iom_use( "SIZEN" ) ) CALL iom_put( "SIZEN" , sizen(:,:,:) * tmask(:,:,:) ) ! Iron limitation term |
---|
511 | IF( iom_use( "SIZEP" ) ) CALL iom_put( "SIZEP" , sizep(:,:,:) * tmask(:,:,:) ) ! Iron limitation term |
---|
512 | IF( iom_use( "SIZED" ) ) CALL iom_put( "SIZED" , sized(:,:,:) * tmask(:,:,:) ) ! Iron limitation term |
---|
513 | ENDIF |
---|
514 | ! |
---|
515 | IF( ln_timing ) CALL timing_stop('p5z_lim') |
---|
516 | ! |
---|
517 | END SUBROUTINE p5z_lim |
---|
518 | |
---|
519 | |
---|
520 | SUBROUTINE p5z_lim_init |
---|
521 | !!---------------------------------------------------------------------- |
---|
522 | !! *** ROUTINE p5z_lim_init *** |
---|
523 | !! |
---|
524 | !! ** Purpose : Initialization of nutrient limitation parameters |
---|
525 | !! |
---|
526 | !! ** Method : Read the nampislim and nampisquota namelists and check |
---|
527 | !! the parameters called at the first timestep (nittrc000) |
---|
528 | !! |
---|
529 | !! ** input : Namelist nampislim |
---|
530 | !! |
---|
531 | !!---------------------------------------------------------------------- |
---|
532 | INTEGER :: ios ! Local integer output status for namelist read |
---|
533 | !! |
---|
534 | NAMELIST/namp5zlim/ concnno3, concpno3, concdno3, concnnh4, concpnh4, concdnh4, & |
---|
535 | & concnfer, concpfer, concdfer, concbfe, concnpo4, concppo4, & |
---|
536 | & concdpo4, concbno3, concbnh4, concbpo4, xsizedia, xsizepic, & |
---|
537 | & xsizephy, xsizern, xsizerp, xsizerd, xksi1, xksi2, xkdoc, & |
---|
538 | & caco3r, oxymin |
---|
539 | ! |
---|
540 | NAMELIST/namp5zquota/ qnnmin, qnnmax, qpnmin, qpnmax, qnpmin, qnpmax, qppmin, & |
---|
541 | & qppmax, qndmin, qndmax, qpdmin, qpdmax, qfnmax, qfpmax, qfdmax, & |
---|
542 | & qfnopt, qfpopt, qfdopt |
---|
543 | !!---------------------------------------------------------------------- |
---|
544 | ! |
---|
545 | REWIND( numnatp_ref ) ! Namelist nampislim in reference namelist : Pisces nutrient limitation parameters |
---|
546 | READ ( numnatp_ref, namp5zlim, IOSTAT = ios, ERR = 901) |
---|
547 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'nampislim in reference namelist' ) |
---|
548 | ! |
---|
549 | REWIND( numnatp_cfg ) ! Namelist nampislim in configuration namelist : Pisces nutrient limitation parameters |
---|
550 | READ ( numnatp_cfg, namp5zlim, IOSTAT = ios, ERR = 902 ) |
---|
551 | 902 IF( ios > 0 ) CALL ctl_nam ( ios , 'nampislim in configuration namelist' ) |
---|
552 | IF(lwm) WRITE ( numonp, namp5zlim ) |
---|
553 | ! |
---|
554 | IF(lwp) THEN ! control print |
---|
555 | WRITE(numout,*) ' ' |
---|
556 | WRITE(numout,*) ' Namelist parameters for nutrient limitations, namp5zlim' |
---|
557 | WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~' |
---|
558 | WRITE(numout,*) ' mean rainratio caco3r = ', caco3r |
---|
559 | WRITE(numout,*) ' NO3 half saturation of nanophyto concnno3 = ', concnno3 |
---|
560 | WRITE(numout,*) ' NO3 half saturation of picophyto concpno3 = ', concpno3 |
---|
561 | WRITE(numout,*) ' NO3 half saturation of diatoms concdno3 = ', concdno3 |
---|
562 | WRITE(numout,*) ' NH4 half saturation for phyto concnnh4 = ', concnnh4 |
---|
563 | WRITE(numout,*) ' NH4 half saturation for pico concpnh4 = ', concpnh4 |
---|
564 | WRITE(numout,*) ' NH4 half saturation for diatoms concdnh4 = ', concdnh4 |
---|
565 | WRITE(numout,*) ' PO4 half saturation for phyto concnpo4 = ', concnpo4 |
---|
566 | WRITE(numout,*) ' PO4 half saturation for pico concppo4 = ', concppo4 |
---|
567 | WRITE(numout,*) ' PO4 half saturation for diatoms concdpo4 = ', concdpo4 |
---|
568 | WRITE(numout,*) ' half saturation constant for Si uptake xksi1 = ', xksi1 |
---|
569 | WRITE(numout,*) ' half saturation constant for Si/C xksi2 = ', xksi2 |
---|
570 | WRITE(numout,*) ' half-sat. of DOC remineralization xkdoc = ', xkdoc |
---|
571 | WRITE(numout,*) ' Iron half saturation for nanophyto concnfer = ', concnfer |
---|
572 | WRITE(numout,*) ' Iron half saturation for picophyto concpfer = ', concpfer |
---|
573 | WRITE(numout,*) ' Iron half saturation for diatoms concdfer = ', concdfer |
---|
574 | WRITE(numout,*) ' size ratio for nanophytoplankton xsizern = ', xsizern |
---|
575 | WRITE(numout,*) ' size ratio for picophytoplankton xsizerp = ', xsizerp |
---|
576 | WRITE(numout,*) ' size ratio for diatoms xsizerd = ', xsizerd |
---|
577 | WRITE(numout,*) ' NO3 half saturation of bacteria concbno3 = ', concbno3 |
---|
578 | WRITE(numout,*) ' NH4 half saturation for bacteria concbnh4 = ', concbnh4 |
---|
579 | WRITE(numout,*) ' Minimum size criteria for diatoms xsizedia = ', xsizedia |
---|
580 | WRITE(numout,*) ' Minimum size criteria for picophyto xsizepic = ', xsizepic |
---|
581 | WRITE(numout,*) ' Minimum size criteria for nanophyto xsizephy = ', xsizephy |
---|
582 | WRITE(numout,*) ' Fe half saturation for bacteria concbfe = ', concbfe |
---|
583 | WRITE(numout,*) ' halk saturation constant for anoxia oxymin =' , oxymin |
---|
584 | ENDIF |
---|
585 | |
---|
586 | REWIND( numnatp_ref ) ! Namelist nampislim in reference namelist : Pisces nutrient limitation parameters |
---|
587 | READ ( numnatp_ref, namp5zquota, IOSTAT = ios, ERR = 903) |
---|
588 | 903 IF( ios /= 0 ) CALL ctl_nam ( ios , 'nampisquota in reference namelist' ) |
---|
589 | ! |
---|
590 | REWIND( numnatp_cfg ) ! Namelist nampislim in configuration namelist : Pisces nutrient limitation parameters |
---|
591 | READ ( numnatp_cfg, namp5zquota, IOSTAT = ios, ERR = 904 ) |
---|
592 | 904 IF( ios > 0 ) CALL ctl_nam ( ios , 'nampisquota in configuration namelist' ) |
---|
593 | IF(lwm) WRITE ( numonp, namp5zquota ) |
---|
594 | ! |
---|
595 | IF(lwp) THEN ! control print |
---|
596 | WRITE(numout,*) ' ' |
---|
597 | WRITE(numout,*) ' Namelist parameters for nutrient limitations, namp5zquota' |
---|
598 | WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~' |
---|
599 | WRITE(numout,*) ' optimal Fe quota for nano. qfnopt = ', qfnopt |
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600 | WRITE(numout,*) ' optimal Fe quota for pico. qfpopt = ', qfpopt |
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601 | WRITE(numout,*) ' Optimal Fe quota for diatoms qfdopt = ', qfdopt |
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602 | WRITE(numout,*) ' Minimal N quota for nano qnnmin = ', qnnmin |
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603 | WRITE(numout,*) ' Maximal N quota for nano qnnmax = ', qnnmax |
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604 | WRITE(numout,*) ' Minimal P quota for nano qpnmin = ', qpnmin |
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605 | WRITE(numout,*) ' Maximal P quota for nano qpnmax = ', qpnmax |
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606 | WRITE(numout,*) ' Minimal N quota for pico qnpmin = ', qnpmin |
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607 | WRITE(numout,*) ' Maximal N quota for pico qnpmax = ', qnpmax |
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608 | WRITE(numout,*) ' Minimal P quota for pico qppmin = ', qppmin |
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609 | WRITE(numout,*) ' Maximal P quota for pico qppmax = ', qppmax |
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610 | WRITE(numout,*) ' Minimal N quota for diatoms qndmin = ', qndmin |
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611 | WRITE(numout,*) ' Maximal N quota for diatoms qndmax = ', qndmax |
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612 | WRITE(numout,*) ' Minimal P quota for diatoms qpdmin = ', qpdmin |
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613 | WRITE(numout,*) ' Maximal P quota for diatoms qpdmax = ', qpdmax |
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614 | WRITE(numout,*) ' Maximal Fe quota for nanophyto. qfnmax = ', qfnmax |
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615 | WRITE(numout,*) ' Maximal Fe quota for picophyto. qfpmax = ', qfpmax |
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616 | WRITE(numout,*) ' Maximal Fe quota for diatoms qfdmax = ', qfdmax |
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617 | ENDIF |
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618 | ! |
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619 | zpsino3 = 2.3 * rno3 |
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620 | zpsinh4 = 1.8 * rno3 |
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621 | zpsiuptk = 1.0 / 6.625 |
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622 | ! |
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623 | nitrfac (:,:,:) = 0._wp |
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624 | ! |
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625 | END SUBROUTINE p5z_lim_init |
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626 | |
---|
627 | |
---|
628 | INTEGER FUNCTION p5z_lim_alloc() |
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629 | !!---------------------------------------------------------------------- |
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630 | !! *** ROUTINE p5z_lim_alloc *** |
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631 | !!---------------------------------------------------------------------- |
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632 | USE lib_mpp , ONLY: ctl_stop |
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633 | INTEGER :: ierr(2) ! Local variables |
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634 | !!---------------------------------------------------------------------- |
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635 | ierr(:) = 0 |
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636 | ! |
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637 | !* Biological arrays for phytoplankton growth |
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638 | ALLOCATE( xpicono3(jpi,jpj,jpk), xpiconh4(jpi,jpj,jpk), & |
---|
639 | & xpicopo4(jpi,jpj,jpk), xpicodop(jpi,jpj,jpk), & |
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640 | & xnanodop(jpi,jpj,jpk), xdiatdop(jpi,jpj,jpk), & |
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641 | & xnanofer(jpi,jpj,jpk), xdiatfer(jpi,jpj,jpk), & |
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642 | & xpicofer(jpi,jpj,jpk), xlimpfe (jpi,jpj,jpk), & |
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643 | & fvnuptk (jpi,jpj,jpk), fvduptk (jpi,jpj,jpk), & |
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644 | & xlimphys(jpi,jpj,jpk), xlimdias(jpi,jpj,jpk), & |
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645 | & xlimpics(jpi,jpj,jpk), & |
---|
646 | & fvpuptk (jpi,jpj,jpk), xlimpic (jpi,jpj,jpk), STAT=ierr(1) ) |
---|
647 | ! |
---|
648 | !* Minimum/maximum quotas of phytoplankton |
---|
649 | ALLOCATE( xqnnmin (jpi,jpj,jpk), xqnnmax(jpi,jpj,jpk), & |
---|
650 | & xqpnmin (jpi,jpj,jpk), xqpnmax(jpi,jpj,jpk), & |
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651 | & xqnpmin (jpi,jpj,jpk), xqnpmax(jpi,jpj,jpk), & |
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652 | & xqppmin (jpi,jpj,jpk), xqppmax(jpi,jpj,jpk), & |
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653 | & xqndmin (jpi,jpj,jpk), xqndmax(jpi,jpj,jpk), & |
---|
654 | & xqpdmin (jpi,jpj,jpk), xqpdmax(jpi,jpj,jpk), STAT=ierr(2) ) |
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655 | ! |
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656 | p5z_lim_alloc = MAXVAL( ierr ) |
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657 | ! |
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658 | IF( p5z_lim_alloc /= 0 ) CALL ctl_stop( 'STOP', 'p5z_lim_alloc : failed to allocate arrays.' ) |
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659 | ! |
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660 | END FUNCTION p5z_lim_alloc |
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661 | !!====================================================================== |
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662 | END MODULE p5zlim |
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