[8] | 1 | ! Phenology |
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| 2 | ! |
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| 3 | ! $Header: /home/ssipsl/CVSREP/ORCHIDEE/src_stomate/stomate_phenology.f90,v 1.11 2010/04/06 16:06:34 ssipsl Exp $ |
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| 4 | ! IPSL (2006) |
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| 5 | ! This software is governed by the CeCILL licence see ORCHIDEE/ORCHIDEE_CeCILL.LIC |
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| 6 | ! |
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| 7 | MODULE stomate_phenology |
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| 8 | |
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| 9 | ! modules used: |
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| 10 | |
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| 11 | USE ioipsl |
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| 12 | USE stomate_constants |
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| 13 | USE constantes_veg |
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| 14 | |
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| 15 | IMPLICIT NONE |
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| 16 | |
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| 17 | ! private & public routines |
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| 18 | |
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| 19 | PRIVATE |
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| 20 | PUBLIC phenology,phenology_clear |
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| 21 | |
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| 22 | ! first call |
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| 23 | LOGICAL, SAVE :: firstcall = .TRUE. |
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| 24 | LOGICAL, SAVE :: firstcall_hum = .TRUE. |
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| 25 | LOGICAL, SAVE :: firstcall_moi = .TRUE. |
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| 26 | LOGICAL, SAVE :: firstcall_humgdd = .TRUE. |
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| 27 | LOGICAL, SAVE :: firstcall_moigdd = .TRUE. |
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| 28 | |
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| 29 | CONTAINS |
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| 30 | |
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| 31 | SUBROUTINE phenology_clear |
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| 32 | firstcall=.TRUE. |
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| 33 | firstcall_hum=.TRUE. |
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| 34 | firstcall_moi = .TRUE. |
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| 35 | firstcall_humgdd = .TRUE. |
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| 36 | firstcall_moigdd = .TRUE. |
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| 37 | END SUBROUTINE phenology_clear |
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| 38 | |
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| 39 | SUBROUTINE phenology (npts, dt, PFTpresent, & |
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| 40 | veget_max, & |
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| 41 | tlong_ref, t2m_month, t2m_week, gpp, & |
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| 42 | maxmoiavail_lastyear, minmoiavail_lastyear, & |
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| 43 | moiavail_month, moiavail_week, & |
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| 44 | gdd_m5_dormance, gdd_midwinter, ncd_dormance, ngd_minus5, & |
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| 45 | senescence, time_lowgpp, time_hum_min, & |
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| 46 | biomass, leaf_frac, leaf_age, & |
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| 47 | when_growthinit, co2_to_bm, lai) |
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| 48 | |
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| 49 | ! |
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| 50 | ! 0 declarations |
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| 51 | ! |
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| 52 | |
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| 53 | ! 0.1 input |
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| 54 | |
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| 55 | ! Domain size |
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| 56 | INTEGER(i_std), INTENT(in) :: npts |
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| 57 | ! time step in days |
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| 58 | REAL(r_std), INTENT(in) :: dt |
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| 59 | ! PFT exists |
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| 60 | LOGICAL, DIMENSION(npts,nvm), INTENT(in) :: PFTpresent |
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| 61 | ! "maximal" coverage fraction of a PFT (LAI -> infinity) on ground |
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| 62 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: veget_max |
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| 63 | ! "long term" 2 meter reference temperatures (K) |
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| 64 | REAL(r_std), DIMENSION(npts), INTENT(in) :: tlong_ref |
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| 65 | ! "monthly" 2-meter temperatures (K) |
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| 66 | REAL(r_std), DIMENSION(npts), INTENT(in) :: t2m_month |
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| 67 | ! "weekly" 2-meter temperatures (K) |
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| 68 | REAL(r_std), DIMENSION(npts), INTENT(in) :: t2m_week |
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| 69 | ! daily gross primary productivity (gC/(m**2 of ground)/day) |
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| 70 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: gpp |
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| 71 | ! last year's maximum moisture availability |
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| 72 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: maxmoiavail_lastyear |
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| 73 | ! last year's minimum moisture availability |
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| 74 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: minmoiavail_lastyear |
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| 75 | ! "monthly" moisture availability |
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| 76 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: moiavail_month |
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| 77 | ! "weekly" moisture availability |
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| 78 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: moiavail_week |
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| 79 | ! growing degree days, threshold -5 deg C |
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| 80 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: gdd_m5_dormance |
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| 81 | ! growing degree days, since midwinter |
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| 82 | REAL(r_std), DIMENSION(npts,nvm), INTENT(inout) :: gdd_midwinter |
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| 83 | ! number of chilling days since leaves were lost |
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| 84 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: ncd_dormance |
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| 85 | ! number of growing days, threshold -5 deg C |
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| 86 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: ngd_minus5 |
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| 87 | ! is the plant senescent? (only for deciduous trees - carbohydrate reserve) |
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| 88 | LOGICAL, DIMENSION(npts,nvm), INTENT(in) :: senescence |
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| 89 | ! duration of dormance (d) |
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| 90 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: time_lowgpp |
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| 91 | ! time elapsed since strongest moisture availability (d) |
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| 92 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: time_hum_min |
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| 93 | |
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| 94 | ! 0.2 modified fields |
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| 95 | |
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| 96 | ! biomass (gC/(m**2 of ground)) |
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| 97 | REAL(r_std), DIMENSION(npts,nvm,nparts), INTENT(inout) :: biomass |
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| 98 | ! fraction of leaves in leaf age class |
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| 99 | REAL(r_std), DIMENSION(npts,nvm,nleafages), INTENT(inout) :: leaf_frac |
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| 100 | ! leaf age (days) |
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| 101 | REAL(r_std), DIMENSION(npts,nvm,nleafages), INTENT(inout) :: leaf_age |
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| 102 | ! how many days ago was the beginning of the growing season |
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| 103 | REAL(r_std), DIMENSION(npts,nvm), INTENT(inout) :: when_growthinit |
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| 104 | ! co2 taken up (gC/(m**2 of total ground)/day) |
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| 105 | !NV passge 2D |
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| 106 | REAL(r_std), DIMENSION(npts,nvm), INTENT(inout) :: co2_to_bm |
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| 107 | |
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| 108 | ! 0.3 output |
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| 109 | |
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| 110 | ! leaf area index |
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| 111 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: lai |
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| 112 | |
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| 113 | ! 0.4 local |
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| 114 | |
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| 115 | ! take carbon from atmosphere if carbohydrate reserve too small? |
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| 116 | LOGICAL, PARAMETER :: always_init = .FALSE. |
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| 117 | ! minimum time (d) since last beginning of a growing season |
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| 118 | REAL(r_std), PARAMETER :: min_growthinit_time = 300. |
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| 119 | ! are we allowed to decalre the beginning of the growing season? |
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| 120 | LOGICAL, DIMENSION(npts,nvm) :: allow_initpheno |
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| 121 | ! biomass we would like to have |
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| 122 | REAL(r_std), DIMENSION(npts) :: bm_wanted |
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| 123 | ! biomass we use (from carbohydrate reserve or from atmosphere) |
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| 124 | REAL(r_std), DIMENSION(npts) :: bm_use |
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| 125 | ! minimum leaf mass (gC/(m**2 of ground)) |
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| 126 | REAL(r_std), DIMENSION(npts) :: lm_min |
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| 127 | ! does the leaf age distribution have to be reset? |
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| 128 | LOGICAL(r_std), DIMENSION(npts) :: age_reset |
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| 129 | ! indices |
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| 130 | INTEGER(i_std) :: i,j,m |
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| 131 | ! signal to start putting leaves on |
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| 132 | LOGICAL, DIMENSION(npts,nvm) :: begin_leaves |
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| 133 | |
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| 134 | REAL(r_std), DIMENSION(npts,nvm) :: histvar |
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| 135 | |
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| 136 | ! ========================================================================= |
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| 137 | |
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| 138 | IF (bavard.GE.3) WRITE(numout,*) 'Entering phenology' |
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| 139 | |
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| 140 | ! |
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| 141 | ! 1 first call |
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| 142 | ! |
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| 143 | |
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| 144 | IF ( firstcall ) THEN |
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| 145 | |
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| 146 | WRITE(numout,*) 'phenology:' |
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| 147 | |
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| 148 | WRITE(numout,*) ' > take carbon from atmosphere if carbohydrate' // & |
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| 149 | ' reserve too small: ', always_init |
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| 150 | |
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| 151 | WRITE(numout,*) ' > minimum time since last beginning of a growing' // & |
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| 152 | ' season (d): ', min_growthinit_time |
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| 153 | |
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| 154 | firstcall = .FALSE. |
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| 155 | |
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| 156 | ENDIF |
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| 157 | |
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| 158 | ! |
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| 159 | ! 2 various things |
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| 160 | ! |
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| 161 | |
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| 162 | ! |
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| 163 | ! 2.1 allow detection of the beginning of the growing season if dormance was |
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| 164 | ! long enough and last beginning of growing season was a sufficiently |
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| 165 | ! long time ago |
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| 166 | ! |
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| 167 | |
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| 168 | DO j = 2,nvm |
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| 169 | |
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| 170 | WHERE ( ( time_lowgpp(:,j) .GE. pheno_crit%lowgpp_time(j) ) .AND. & |
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| 171 | ( when_growthinit(:,j) .GT. min_growthinit_time ) ) |
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| 172 | allow_initpheno(:,j) = .TRUE. |
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| 173 | ELSEWHERE |
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| 174 | allow_initpheno(:,j) = .FALSE. |
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| 175 | ENDWHERE |
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| 176 | |
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| 177 | ENDDO |
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| 178 | |
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| 179 | WHERE(allow_initpheno) |
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| 180 | histvar=un |
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| 181 | ELSEWHERE |
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| 182 | histvar=zero |
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| 183 | ENDWHERE |
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| 184 | CALL histwrite (hist_id_stomate, 'ALLOW_INITPHENO', itime, histvar, npts*nvm, horipft_index) |
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| 185 | |
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| 186 | ! |
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| 187 | ! 2.2 increase counter: how many days ago was the beginning of the growing season |
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| 188 | ! Needed for allocation |
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| 189 | ! |
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| 190 | |
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| 191 | when_growthinit(:,:) = when_growthinit(:,:) + dt |
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| 192 | |
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| 193 | ! |
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| 194 | ! 3 Check biometeorological conditions |
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| 195 | ! |
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| 196 | |
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| 197 | ! default: phenology does not start |
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| 198 | begin_leaves(:,:) = .FALSE. |
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| 199 | |
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| 200 | ! different kinds of phenology |
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| 201 | |
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| 202 | DO j = 2,nvm |
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| 203 | |
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| 204 | SELECT CASE ( pheno_crit%pheno_model(j) ) |
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| 205 | |
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| 206 | CASE ( 'hum' ) |
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| 207 | |
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| 208 | CALL pheno_hum (npts, j, PFTpresent, allow_initpheno, & |
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| 209 | moiavail_month, moiavail_week, & |
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| 210 | maxmoiavail_lastyear, minmoiavail_lastyear, & |
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| 211 | begin_leaves) |
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| 212 | |
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| 213 | CASE ( 'moi' ) |
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| 214 | |
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| 215 | CALL pheno_moi (npts, j, PFTpresent, allow_initpheno, & |
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| 216 | time_hum_min, & |
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| 217 | moiavail_month, moiavail_week, & |
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| 218 | begin_leaves) |
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| 219 | |
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| 220 | |
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| 221 | CASE ( 'ncdgdd' ) |
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| 222 | |
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| 223 | CALL pheno_ncdgdd (npts, j, PFTpresent, allow_initpheno, & |
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| 224 | ncd_dormance, gdd_midwinter, & |
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| 225 | t2m_month, t2m_week, begin_leaves) |
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| 226 | |
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| 227 | CASE ( 'ngd' ) |
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| 228 | |
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| 229 | CALL pheno_ngd (npts, j, PFTpresent, allow_initpheno, ngd_minus5, & |
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| 230 | t2m_month, t2m_week, begin_leaves) |
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| 231 | |
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| 232 | CASE ( 'humgdd' ) |
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| 233 | |
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| 234 | CALL pheno_humgdd (npts, j, PFTpresent, allow_initpheno, gdd_m5_dormance, & |
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| 235 | maxmoiavail_lastyear, minmoiavail_lastyear, & |
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| 236 | tlong_ref, t2m_month, t2m_week, & |
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| 237 | moiavail_week, moiavail_month, & |
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| 238 | begin_leaves) |
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| 239 | |
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| 240 | CASE ( 'moigdd' ) |
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| 241 | |
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| 242 | CALL pheno_moigdd (npts, j, PFTpresent, allow_initpheno, gdd_m5_dormance, & |
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| 243 | time_hum_min, & |
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| 244 | tlong_ref, t2m_month, t2m_week, & |
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| 245 | moiavail_week, moiavail_month, & |
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| 246 | begin_leaves) |
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| 247 | |
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| 248 | CASE ( 'none' ) |
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| 249 | |
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| 250 | ! no action |
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| 251 | |
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| 252 | CASE default |
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| 253 | |
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| 254 | WRITE(numout,*) 'phenology: don''t know how to treat this PFT.' |
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| 255 | WRITE(numout,*) ' number:',j |
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| 256 | WRITE(numout,*) ' phenology model: ',pheno_crit%pheno_model(j) |
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| 257 | STOP |
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| 258 | |
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| 259 | END SELECT |
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| 260 | |
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| 261 | ENDDO |
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| 262 | |
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| 263 | WHERE(begin_leaves) |
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| 264 | histvar=un |
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| 265 | ELSEWHERE |
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| 266 | histvar=zero |
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| 267 | ENDWHERE |
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| 268 | CALL histwrite (hist_id_stomate, 'BEGIN_LEAVES', itime, histvar, npts*nvm, horipft_index) |
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| 269 | |
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| 270 | ! |
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| 271 | ! 4 leaves start to grow if meteorological conditions are favourable and if |
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| 272 | ! leaf regrowth is allowed (cf also turnover) |
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| 273 | ! |
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| 274 | |
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| 275 | DO j = 2,nvm |
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| 276 | |
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| 277 | age_reset(:) = .FALSE. |
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| 278 | |
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| 279 | DO i = 1, npts |
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| 280 | |
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| 281 | IF ( begin_leaves(i,j) ) THEN |
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| 282 | |
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| 283 | lm_min(i) = pheno_crit%lai_initmin(j) / sla(j) |
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| 284 | |
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| 285 | ! do we have to put a minimum biomass into the leaves? |
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| 286 | |
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| 287 | IF ( biomass(i,j,ileaf) .LT. lm_min(i) ) THEN |
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| 288 | |
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| 289 | ! |
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| 290 | ! 4.1 determine how much biomass we can use |
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| 291 | ! |
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| 292 | |
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| 293 | bm_wanted(i) = 2. * lm_min(i) |
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| 294 | |
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| 295 | ! eventually take the missing carbon from the atmosphere and |
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| 296 | ! put it into carbohydrate reserve |
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| 297 | |
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| 298 | IF ( always_init .AND. ( biomass(i,j,icarbres) .LT. bm_wanted(i) ) ) THEN |
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| 299 | !NV passage 2D |
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| 300 | co2_to_bm(i,j) = co2_to_bm(i,j) + ( bm_wanted(i) - biomass(i,j,icarbres) ) / dt |
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| 301 | |
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| 302 | biomass(i,j,icarbres) = bm_wanted(i) |
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| 303 | |
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| 304 | ENDIF |
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| 305 | |
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| 306 | bm_use(i) = MIN( biomass(i,j,icarbres), bm_wanted(i) ) |
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| 307 | |
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| 308 | ! |
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| 309 | ! 4.2 dispatch that biomass on leaves and roots |
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| 310 | ! |
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| 311 | |
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| 312 | biomass(i,j,ileaf) = biomass(i,j,ileaf) + bm_use(i) / 2. |
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| 313 | |
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| 314 | biomass(i,j,iroot) = biomass(i,j,iroot) + bm_use(i) / 2. |
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| 315 | |
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| 316 | ! |
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| 317 | ! 4.3 decrease reservoir biomass |
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| 318 | ! |
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| 319 | |
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| 320 | biomass(i,j,icarbres) = biomass(i,j,icarbres) - bm_use(i) |
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| 321 | |
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| 322 | ! |
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| 323 | ! 4.4 decide whether we have to reset then leaf age distribution |
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| 324 | ! (done later for better vectorization) |
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| 325 | ! |
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| 326 | |
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| 327 | age_reset(i) = .TRUE. |
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| 328 | |
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| 329 | ENDIF ! leaf mass is very low |
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| 330 | |
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| 331 | ! |
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| 332 | ! 4.5 reset counter: start of the growing season |
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| 333 | ! |
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| 334 | |
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| 335 | when_growthinit(i,j) = 0.0 |
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| 336 | |
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| 337 | ENDIF ! start of the growing season |
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| 338 | |
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| 339 | ENDDO ! loop over grid points |
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| 340 | |
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| 341 | ! |
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| 342 | ! 4.6 reset leaf age distribution where necessary |
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| 343 | ! simply say that everything is in the youngest age class |
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| 344 | ! |
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| 345 | |
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| 346 | ! 4.6.1 fractions |
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| 347 | |
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| 348 | WHERE ( age_reset(:) ) |
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| 349 | leaf_frac(:,j,1) = 1.0 |
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| 350 | ENDWHERE |
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| 351 | DO m = 2, nleafages |
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| 352 | WHERE ( age_reset(:) ) |
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| 353 | leaf_frac(:,j,m) = 0.0 |
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| 354 | ENDWHERE |
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| 355 | ENDDO |
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| 356 | |
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| 357 | ! 4.6.2 ages |
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| 358 | |
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| 359 | DO m = 1, nleafages |
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| 360 | WHERE ( age_reset(:) ) |
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| 361 | leaf_age(:,j,m) = 0.0 |
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| 362 | ENDWHERE |
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| 363 | ENDDO |
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| 364 | |
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| 365 | ENDDO ! loop over PFTs |
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| 366 | |
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| 367 | |
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| 368 | IF (bavard.GE.4) WRITE(numout,*) 'Leaving phenology' |
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| 369 | |
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| 370 | END SUBROUTINE phenology |
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| 371 | |
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| 372 | ! |
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| 373 | ! ============================================================================== |
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| 374 | ! Phenology: begins if "weekly" soil humidity starts to exceed a certain threshold |
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| 375 | ! value. This value depends on last year's max and min humidity ... |
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| 376 | ! Always initiate growing season if soil moisture exceeds a certain threshold. |
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| 377 | ! |
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| 378 | |
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| 379 | SUBROUTINE pheno_hum (npts, j, PFTpresent, allow_initpheno, & |
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| 380 | moiavail_month, moiavail_week, & |
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| 381 | maxmoiavail_lastyear, minmoiavail_lastyear, & |
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| 382 | begin_leaves) |
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| 383 | |
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| 384 | ! |
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| 385 | ! 0 declarations |
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| 386 | ! |
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| 387 | |
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| 388 | ! 0.1 input |
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| 389 | |
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| 390 | ! Domain size |
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| 391 | INTEGER(i_std), INTENT(in) :: npts |
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| 392 | ! PFT index |
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| 393 | INTEGER(i_std), INTENT(in) :: j |
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| 394 | ! PFT exists |
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| 395 | LOGICAL, DIMENSION(npts,nvm), INTENT(in) :: PFTpresent |
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| 396 | ! are we allowed to decalre the beginning of the growing season? |
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| 397 | LOGICAL, DIMENSION(npts,nvm), INTENT(in) :: allow_initpheno |
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| 398 | ! "monthly" moisture availability |
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| 399 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: moiavail_month |
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| 400 | ! "weekly" moisture availability |
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| 401 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: moiavail_week |
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| 402 | ! last year's maximum moisture availability |
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| 403 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: maxmoiavail_lastyear |
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| 404 | ! last year's minimum moisture availability |
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| 405 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: minmoiavail_lastyear |
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| 406 | |
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| 407 | ! 0.2 output |
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| 408 | |
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| 409 | ! signal to start putting leaves on |
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| 410 | LOGICAL, DIMENSION(npts,nvm), INTENT(out) :: begin_leaves |
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| 411 | |
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| 412 | ! 0.3 local |
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| 413 | |
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| 414 | ! moisture availability above which moisture tendency doesn't matter |
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| 415 | REAL(r_std), PARAMETER :: moiavail_always_tree = 1.0 |
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| 416 | REAL(r_std), PARAMETER :: moiavail_always_grass = 0.6 |
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| 417 | REAL(r_std) :: moiavail_always |
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| 418 | ! first call |
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| 419 | REAL(r_std), DIMENSION(npts) :: availability_crit |
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| 420 | ! index |
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| 421 | INTEGER(i_std) :: i |
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| 422 | |
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| 423 | ! ========================================================================= |
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| 424 | |
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| 425 | IF (bavard.GE.3) WRITE(numout,*) 'Entering hum' |
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| 426 | |
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| 427 | ! |
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| 428 | ! Initializations |
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| 429 | ! |
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| 430 | |
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| 431 | ! |
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| 432 | ! 1.1 messages |
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| 433 | ! |
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| 434 | |
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| 435 | IF ( firstcall_hum ) THEN |
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| 436 | |
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| 437 | WRITE(numout,*) 'pheno_hum:' |
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| 438 | WRITE(numout,*) ' > moisture availability above which moisture tendency doesn''t matter: ' |
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| 439 | WRITE(numout,*) ' trees:', moiavail_always_tree |
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| 440 | WRITE(numout,*) ' grasses:', moiavail_always_grass |
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| 441 | |
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| 442 | firstcall_hum = .FALSE. |
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| 443 | |
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| 444 | ENDIF |
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| 445 | |
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| 446 | ! |
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| 447 | ! 1.2 initialize output |
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| 448 | ! |
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| 449 | |
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| 450 | begin_leaves(:,j) = .FALSE. |
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| 451 | |
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| 452 | ! |
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| 453 | ! 1.3 check the prescribed critical value |
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| 454 | ! |
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| 455 | |
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| 456 | IF ( pheno_crit%hum_frac(j) .EQ. undef ) THEN |
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| 457 | |
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| 458 | WRITE(numout,*) 'hum: pheno_crit%hum_frac is undefined for PFT',j |
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| 459 | WRITE(numout,*) 'We stop.' |
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| 460 | STOP |
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| 461 | |
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| 462 | ENDIF |
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| 463 | |
---|
| 464 | ! |
---|
| 465 | ! 1.4 critical moisture availability above which we always detect the beginning of the |
---|
| 466 | ! growing season. |
---|
| 467 | ! |
---|
| 468 | |
---|
| 469 | IF ( tree(j) ) THEN |
---|
| 470 | moiavail_always = moiavail_always_tree |
---|
| 471 | ELSE |
---|
| 472 | moiavail_always = moiavail_always_grass |
---|
| 473 | ENDIF |
---|
| 474 | |
---|
| 475 | ! |
---|
| 476 | ! 2 PFT has to be there and start of growing season must be allowed |
---|
| 477 | ! |
---|
| 478 | |
---|
| 479 | DO i = 1, npts |
---|
| 480 | |
---|
| 481 | IF ( PFTpresent(i,j) .AND. allow_initpheno(i,j) ) THEN |
---|
| 482 | |
---|
| 483 | ! critical availability: depends on last year's max and min. |
---|
| 484 | |
---|
| 485 | availability_crit(i) = minmoiavail_lastyear(i,j) + pheno_crit%hum_frac(j) * & |
---|
| 486 | ( maxmoiavail_lastyear(i,j) - minmoiavail_lastyear(i,j) ) |
---|
| 487 | |
---|
| 488 | ! the favorable season starts if the "monthly" moisture availability is still quite |
---|
| 489 | ! low, but the "weekly" availability is already higher (as it reacts faster). |
---|
| 490 | ! If monthly moisture availability is high enough, also initiate growing season if |
---|
| 491 | ! this has not happened yet. |
---|
| 492 | |
---|
| 493 | IF ( ( ( moiavail_week(i,j) .GE. availability_crit(i) ) .AND. & |
---|
| 494 | ( moiavail_month(i,j) .LT. moiavail_week(i,j) ) ) .OR. & |
---|
| 495 | ( moiavail_month(i,j) .GE. moiavail_always ) ) THEN |
---|
| 496 | begin_leaves(i,j) = .TRUE. |
---|
| 497 | ENDIF |
---|
| 498 | |
---|
| 499 | ENDIF ! PFT there and start of growing season allowed |
---|
| 500 | |
---|
| 501 | ENDDO |
---|
| 502 | |
---|
| 503 | IF (bavard.GE.4) WRITE(numout,*) 'Leaving hum' |
---|
| 504 | |
---|
| 505 | END SUBROUTINE pheno_hum |
---|
| 506 | |
---|
| 507 | ! |
---|
| 508 | ! ============================================================================== |
---|
| 509 | ! Phenology: begins if moisture minium was a sufficiently long time ago. |
---|
| 510 | ! Additionally, "weekly" soil humidity must be higher that "monthly" soil |
---|
| 511 | ! humidity. |
---|
| 512 | ! |
---|
| 513 | |
---|
| 514 | SUBROUTINE pheno_moi (npts, j, PFTpresent, allow_initpheno, & |
---|
| 515 | time_hum_min, & |
---|
| 516 | moiavail_month, moiavail_week, & |
---|
| 517 | begin_leaves) |
---|
| 518 | |
---|
| 519 | ! |
---|
| 520 | ! 0 declarations |
---|
| 521 | ! |
---|
| 522 | |
---|
| 523 | ! 0.1 input |
---|
| 524 | |
---|
| 525 | ! Domain size |
---|
| 526 | INTEGER(i_std), INTENT(in) :: npts |
---|
| 527 | ! PFT index |
---|
| 528 | INTEGER(i_std), INTENT(in) :: j |
---|
| 529 | ! PFT exists |
---|
| 530 | LOGICAL, DIMENSION(npts,nvm), INTENT(in) :: PFTpresent |
---|
| 531 | ! are we allowed to decalre the beginning of the growing season? |
---|
| 532 | LOGICAL, DIMENSION(npts,nvm), INTENT(in) :: allow_initpheno |
---|
| 533 | ! time elapsed since strongest moisture availability (d) |
---|
| 534 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: time_hum_min |
---|
| 535 | ! "monthly" moisture availability |
---|
| 536 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: moiavail_month |
---|
| 537 | ! "weekly" moisture availability |
---|
| 538 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: moiavail_week |
---|
| 539 | |
---|
| 540 | ! 0.2 output |
---|
| 541 | |
---|
| 542 | ! signal to start putting leaves on |
---|
| 543 | LOGICAL, DIMENSION(npts,nvm), INTENT(out) :: begin_leaves |
---|
| 544 | |
---|
| 545 | ! 0.3 local |
---|
| 546 | |
---|
| 547 | ! moisture availability above which moisture tendency doesn't matter |
---|
| 548 | ! moisture availability above which moisture tendency doesn't matter |
---|
| 549 | REAL(r_std), PARAMETER :: moiavail_always_tree = 1.0 |
---|
| 550 | REAL(r_std), PARAMETER :: moiavail_always_grass = 0.6 |
---|
| 551 | REAL(r_std) :: moiavail_always |
---|
| 552 | ! index |
---|
| 553 | INTEGER(i_std) :: i |
---|
| 554 | |
---|
| 555 | ! ========================================================================= |
---|
| 556 | |
---|
| 557 | IF (bavard.GE.3) WRITE(numout,*) 'Entering moi' |
---|
| 558 | |
---|
| 559 | ! |
---|
| 560 | ! Initializations |
---|
| 561 | ! |
---|
| 562 | |
---|
| 563 | ! |
---|
| 564 | ! 1.1 messages |
---|
| 565 | ! |
---|
| 566 | |
---|
| 567 | IF ( firstcall_moi ) THEN |
---|
| 568 | |
---|
| 569 | WRITE(numout,*) 'pheno_moi:' |
---|
| 570 | WRITE(numout,*) ' > moisture availability above which moisture tendency doesn''t matter: ' |
---|
| 571 | WRITE(numout,*) ' trees:', moiavail_always_tree |
---|
| 572 | WRITE(numout,*) ' grasses:', moiavail_always_grass |
---|
| 573 | |
---|
| 574 | firstcall_moi = .FALSE. |
---|
| 575 | |
---|
| 576 | ENDIF |
---|
| 577 | |
---|
| 578 | ! |
---|
| 579 | ! 1.2 initialize output |
---|
| 580 | ! |
---|
| 581 | |
---|
| 582 | begin_leaves(:,j) = .FALSE. |
---|
| 583 | |
---|
| 584 | ! |
---|
| 585 | ! 1.3 check the prescribed critical value |
---|
| 586 | ! |
---|
| 587 | |
---|
| 588 | IF ( pheno_crit%hum_min_time(j) .EQ. undef ) THEN |
---|
| 589 | |
---|
| 590 | WRITE(numout,*) 'moi: pheno_crit%hum_min_time is undefined for PFT',j |
---|
| 591 | WRITE(numout,*) 'We stop.' |
---|
| 592 | STOP |
---|
| 593 | |
---|
| 594 | ENDIF |
---|
| 595 | |
---|
| 596 | ! |
---|
| 597 | ! 1.4 critical moisture availability above which we always detect the beginning of the |
---|
| 598 | ! growing season. |
---|
| 599 | ! |
---|
| 600 | |
---|
| 601 | IF ( tree(j) ) THEN |
---|
| 602 | moiavail_always = moiavail_always_tree |
---|
| 603 | ELSE |
---|
| 604 | moiavail_always = moiavail_always_grass |
---|
| 605 | ENDIF |
---|
| 606 | |
---|
| 607 | ! |
---|
| 608 | ! 2 PFT has to be there and start of growing season must be allowed |
---|
| 609 | ! |
---|
| 610 | |
---|
| 611 | DO i = 1, npts |
---|
| 612 | |
---|
| 613 | IF ( PFTpresent(i,j) .AND. allow_initpheno(i,j) ) THEN |
---|
| 614 | |
---|
| 615 | ! the favorable season starts if the moisture minimum was a sufficiently long |
---|
| 616 | ! time ago and if the "monthly" moisture availability is lower than the "weekly" |
---|
| 617 | ! availability (this means that soil moisture is increasing). |
---|
| 618 | ! If monthly moisture availability is high enough, also initiate growing season if |
---|
| 619 | ! this has not happened yet. |
---|
| 620 | |
---|
| 621 | IF ( ( ( moiavail_week(i,j) .GT. moiavail_month(i,j) ) .AND. & |
---|
| 622 | ( time_hum_min(i,j) .GT. pheno_crit%hum_min_time(j) ) ) .OR. & |
---|
| 623 | ( moiavail_month(i,j) .GE. moiavail_always ) ) THEN |
---|
| 624 | begin_leaves(i,j) = .TRUE. |
---|
| 625 | ENDIF |
---|
| 626 | |
---|
| 627 | ENDIF ! PFT there and start of growing season allowed |
---|
| 628 | |
---|
| 629 | ENDDO |
---|
| 630 | |
---|
| 631 | IF (bavard.GE.4) WRITE(numout,*) 'Leaving moi' |
---|
| 632 | |
---|
| 633 | END SUBROUTINE pheno_moi |
---|
| 634 | |
---|
| 635 | ! |
---|
| 636 | ! ============================================================================== |
---|
| 637 | ! Phenology: leaves are put on if gdd exceeds a critical value. |
---|
| 638 | ! Additionally, there has to be at least some moisture. |
---|
| 639 | ! Set gdd to undef if beginning of the growing season detected. |
---|
| 640 | ! |
---|
| 641 | |
---|
| 642 | SUBROUTINE pheno_humgdd (npts, j, PFTpresent, allow_initpheno, gdd, & |
---|
| 643 | maxmoiavail_lastyear, minmoiavail_lastyear, & |
---|
| 644 | tlong_ref, t2m_month, t2m_week, & |
---|
| 645 | moiavail_week, moiavail_month, & |
---|
| 646 | begin_leaves) |
---|
| 647 | |
---|
| 648 | ! |
---|
| 649 | ! 0 declarations |
---|
| 650 | ! |
---|
| 651 | |
---|
| 652 | ! 0.1 input |
---|
| 653 | |
---|
| 654 | ! Domain size |
---|
| 655 | INTEGER(i_std), INTENT(in) :: npts |
---|
| 656 | ! PFT index |
---|
| 657 | INTEGER(i_std), INTENT(in) :: j |
---|
| 658 | ! PFT exists |
---|
| 659 | LOGICAL, DIMENSION(npts,nvm), INTENT(in) :: PFTpresent |
---|
| 660 | ! are we allowed to decalre the beginning of the growing season? |
---|
| 661 | LOGICAL, DIMENSION(npts,nvm), INTENT(in) :: allow_initpheno |
---|
| 662 | ! growing degree days, calculated since leaves have fallen |
---|
| 663 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: gdd |
---|
| 664 | ! last year's maximum moisture availability |
---|
| 665 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: maxmoiavail_lastyear |
---|
| 666 | ! last year's minimum moisture availability |
---|
| 667 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: minmoiavail_lastyear |
---|
| 668 | ! "long term" 2 meter temperatures (K) |
---|
| 669 | REAL(r_std), DIMENSION(npts), INTENT(in) :: tlong_ref |
---|
| 670 | ! "monthly" 2-meter temperatures (K) |
---|
| 671 | REAL(r_std), DIMENSION(npts), INTENT(in) :: t2m_month |
---|
| 672 | ! "weekly" 2-meter temperatures (K) |
---|
| 673 | REAL(r_std), DIMENSION(npts), INTENT(in) :: t2m_week |
---|
| 674 | ! "weekly" moisture availability |
---|
| 675 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: moiavail_week |
---|
| 676 | ! "monthly" moisture availability |
---|
| 677 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: moiavail_month |
---|
| 678 | |
---|
| 679 | ! 0.2 output |
---|
| 680 | |
---|
| 681 | ! signal to start putting leaves on |
---|
| 682 | LOGICAL, DIMENSION(npts,nvm), INTENT(out) :: begin_leaves |
---|
| 683 | |
---|
| 684 | ! 0.3 local |
---|
| 685 | |
---|
| 686 | ! moisture availability above which moisture tendency doesn't matter |
---|
| 687 | ! moisture availability above which moisture tendency doesn't matter |
---|
| 688 | REAL(r_std), PARAMETER :: moiavail_always_tree = 1.0 |
---|
| 689 | REAL(r_std), PARAMETER :: moiavail_always_grass = 0.6 |
---|
| 690 | REAL(r_std) :: moiavail_always |
---|
| 691 | ! monthly temp. above which temp. tendency doesn't matter |
---|
| 692 | REAL(r_std), PARAMETER :: t_always = ZeroCelsius + 10. |
---|
| 693 | ! critical moisture availability |
---|
| 694 | REAL(r_std), DIMENSION(npts) :: moiavail_crit |
---|
| 695 | ! long term temperature, C |
---|
| 696 | REAL(r_std), DIMENSION(npts) :: tl |
---|
| 697 | ! critical GDD |
---|
| 698 | REAL(r_std), DIMENSION(npts) :: gdd_crit |
---|
| 699 | ! index |
---|
| 700 | INTEGER(i_std) :: i |
---|
| 701 | |
---|
| 702 | ! ========================================================================= |
---|
| 703 | |
---|
| 704 | IF (bavard.GE.3) WRITE(numout,*) 'Entering humgdd' |
---|
| 705 | |
---|
| 706 | ! |
---|
| 707 | ! 1 Initializations |
---|
| 708 | ! |
---|
| 709 | |
---|
| 710 | ! |
---|
| 711 | ! 1.1 messages |
---|
| 712 | ! |
---|
| 713 | |
---|
| 714 | IF ( firstcall_humgdd ) THEN |
---|
| 715 | |
---|
| 716 | WRITE(numout,*) 'pheno_humgdd:' |
---|
| 717 | WRITE(numout,*) ' > moisture availability above which moisture tendency doesn''t matter: ' |
---|
| 718 | WRITE(numout,*) ' trees:', moiavail_always_tree |
---|
| 719 | WRITE(numout,*) ' grasses:', moiavail_always_grass |
---|
| 720 | WRITE(numout,*) ' > monthly temp. above which temp. tendency doesn''t matter: ', & |
---|
| 721 | t_always |
---|
| 722 | |
---|
| 723 | firstcall_humgdd = .FALSE. |
---|
| 724 | |
---|
| 725 | ENDIF |
---|
| 726 | |
---|
| 727 | ! |
---|
| 728 | ! 1.2 initialize output |
---|
| 729 | ! |
---|
| 730 | |
---|
| 731 | begin_leaves(:,j) = .FALSE. |
---|
| 732 | |
---|
| 733 | ! |
---|
| 734 | ! 1.3 check the prescribed critical values |
---|
| 735 | ! |
---|
| 736 | |
---|
| 737 | IF ( ANY(pheno_crit%gdd(j,:) .EQ. undef) ) THEN |
---|
| 738 | |
---|
| 739 | WRITE(numout,*) 'humgdd: pheno_crit%gdd is undefined for PFT',j |
---|
| 740 | WRITE(numout,*) 'We stop.' |
---|
| 741 | STOP |
---|
| 742 | |
---|
| 743 | ENDIF |
---|
| 744 | |
---|
| 745 | IF ( pheno_crit%hum_frac(j) .EQ. undef ) THEN |
---|
| 746 | |
---|
| 747 | WRITE(numout,*) 'humgdd: pheno_crit%hum_frac is undefined for PFT',j |
---|
| 748 | WRITE(numout,*) 'We stop.' |
---|
| 749 | STOP |
---|
| 750 | |
---|
| 751 | ENDIF |
---|
| 752 | |
---|
| 753 | ! |
---|
| 754 | ! 1.4 critical moisture availability above which we always detect the beginning of the |
---|
| 755 | ! growing season. |
---|
| 756 | ! |
---|
| 757 | |
---|
| 758 | IF ( tree(j) ) THEN |
---|
| 759 | moiavail_always = moiavail_always_tree |
---|
| 760 | ELSE |
---|
| 761 | moiavail_always = moiavail_always_grass |
---|
| 762 | ENDIF |
---|
| 763 | |
---|
| 764 | ! |
---|
| 765 | ! 2 PFT has to be there, start of growing season must be allowed, |
---|
| 766 | ! and gdd has to be defined |
---|
| 767 | ! |
---|
| 768 | |
---|
| 769 | DO i = 1, npts |
---|
| 770 | |
---|
| 771 | IF ( PFTpresent(i,j) .AND. allow_initpheno(i,j) .AND. & |
---|
| 772 | ( gdd(i,j) .NE. undef ) ) THEN |
---|
| 773 | |
---|
| 774 | ! is critical gdd reached and is temperature increasing? |
---|
| 775 | ! be sure that at least some humidity |
---|
| 776 | |
---|
| 777 | moiavail_crit(i) = minmoiavail_lastyear(i,j) + pheno_crit%hum_frac(j) * & |
---|
| 778 | ( maxmoiavail_lastyear(i,j) - minmoiavail_lastyear(i,j) ) |
---|
| 779 | |
---|
| 780 | tl(i) = tlong_ref(i) - ZeroCelsius |
---|
| 781 | gdd_crit(i) = pheno_crit%gdd(j,1) + tl(i)*pheno_crit%gdd(j,2) + & |
---|
| 782 | tl(i)*tl(i)*pheno_crit%gdd(j,3) |
---|
| 783 | |
---|
| 784 | IF ( ( gdd(i,j) .GE. gdd_crit(i) ) .AND. & |
---|
| 785 | ( ( t2m_week(i) .GT. t2m_month(i) ) .OR. & |
---|
| 786 | ( t2m_month(i) .GT. t_always ) ) .AND. & |
---|
| 787 | ( ( ( moiavail_week(i,j) .GE. moiavail_crit(i) ) .AND. & |
---|
| 788 | ( moiavail_month(i,j) .LT. moiavail_crit(i) ) ) .OR. & |
---|
| 789 | ( moiavail_month(i,j) .GE. moiavail_always ) ) ) THEN |
---|
| 790 | begin_leaves(i,j) = .TRUE. |
---|
| 791 | ENDIF |
---|
| 792 | |
---|
| 793 | ENDIF ! PFT there and start of growing season allowed |
---|
| 794 | |
---|
| 795 | ENDDO |
---|
| 796 | |
---|
| 797 | IF (bavard.GE.4) WRITE(numout,*) 'Leaving humgdd' |
---|
| 798 | |
---|
| 799 | END SUBROUTINE pheno_humgdd |
---|
| 800 | |
---|
| 801 | ! |
---|
| 802 | ! ============================================================================== |
---|
| 803 | ! Phenology: leaves are put on if gdd exceeds a critical value. |
---|
| 804 | ! Additionally, a certain time must have elapsed since the moisture minimum. |
---|
| 805 | ! Set gdd to undef if beginning of the growing season detected. |
---|
| 806 | ! |
---|
| 807 | |
---|
| 808 | SUBROUTINE pheno_moigdd (npts, j, PFTpresent, allow_initpheno, gdd, & |
---|
| 809 | time_hum_min, & |
---|
| 810 | tlong_ref, t2m_month, t2m_week, & |
---|
| 811 | moiavail_week, moiavail_month, & |
---|
| 812 | begin_leaves) |
---|
| 813 | |
---|
| 814 | ! |
---|
| 815 | ! 0 declarations |
---|
| 816 | ! |
---|
| 817 | |
---|
| 818 | ! 0.1 input |
---|
| 819 | |
---|
| 820 | ! Domain size |
---|
| 821 | INTEGER(i_std), INTENT(in) :: npts |
---|
| 822 | ! PFT index |
---|
| 823 | INTEGER(i_std), INTENT(in) :: j |
---|
| 824 | ! PFT exists |
---|
| 825 | LOGICAL, DIMENSION(npts,nvm), INTENT(in) :: PFTpresent |
---|
| 826 | ! are we allowed to decalre the beginning of the growing season? |
---|
| 827 | LOGICAL, DIMENSION(npts,nvm), INTENT(in) :: allow_initpheno |
---|
| 828 | ! growing degree days, calculated since leaves have fallen |
---|
| 829 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: gdd |
---|
| 830 | ! time elapsed since strongest moisture availability (d) |
---|
| 831 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: time_hum_min |
---|
| 832 | ! "long term" 2 meter temperatures (K) |
---|
| 833 | REAL(r_std), DIMENSION(npts), INTENT(in) :: tlong_ref |
---|
| 834 | ! "monthly" 2-meter temperatures (K) |
---|
| 835 | REAL(r_std), DIMENSION(npts), INTENT(in) :: t2m_month |
---|
| 836 | ! "weekly" 2-meter temperatures (K) |
---|
| 837 | REAL(r_std), DIMENSION(npts), INTENT(in) :: t2m_week |
---|
| 838 | ! "weekly" moisture availability |
---|
| 839 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: moiavail_week |
---|
| 840 | ! "monthly" moisture availability |
---|
| 841 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: moiavail_month |
---|
| 842 | |
---|
| 843 | ! 0.2 output |
---|
| 844 | |
---|
| 845 | ! signal to start putting leaves on |
---|
| 846 | LOGICAL, DIMENSION(npts,nvm), INTENT(out) :: begin_leaves |
---|
| 847 | |
---|
| 848 | ! 0.3 local |
---|
| 849 | |
---|
| 850 | ! moisture availability above which moisture tendency doesn't matter |
---|
| 851 | ! moisture availability above which moisture tendency doesn't matter |
---|
| 852 | REAL(r_std), PARAMETER :: moiavail_always_tree = 1.0 |
---|
| 853 | REAL(r_std), PARAMETER :: moiavail_always_grass = 0.6 |
---|
| 854 | REAL(r_std) :: moiavail_always |
---|
| 855 | ! monthly temp. above which temp. tendency doesn't matter |
---|
| 856 | REAL(r_std), PARAMETER :: t_always = ZeroCelsius + 10. |
---|
| 857 | ! long term temperature, C |
---|
| 858 | REAL(r_std), DIMENSION(npts) :: tl |
---|
| 859 | ! critical GDD |
---|
| 860 | REAL(r_std), DIMENSION(npts) :: gdd_crit |
---|
| 861 | ! index |
---|
| 862 | INTEGER(i_std) :: i |
---|
| 863 | |
---|
| 864 | ! ========================================================================= |
---|
| 865 | |
---|
| 866 | IF (bavard.GE.3) WRITE(numout,*) 'Entering moigdd' |
---|
| 867 | |
---|
| 868 | ! |
---|
| 869 | ! 1 Initializations |
---|
| 870 | ! |
---|
| 871 | |
---|
| 872 | ! |
---|
| 873 | ! 1.1 messages |
---|
| 874 | ! |
---|
| 875 | |
---|
| 876 | IF ( firstcall_moigdd ) THEN |
---|
| 877 | |
---|
| 878 | WRITE(numout,*) 'pheno_moigdd:' |
---|
| 879 | WRITE(numout,*) ' > moisture availability above which moisture tendency doesn''t matter: ' |
---|
| 880 | WRITE(numout,*) ' trees:', moiavail_always_tree |
---|
| 881 | WRITE(numout,*) ' grasses:', moiavail_always_grass |
---|
| 882 | WRITE(numout,*) ' > monthly temp. above which temp. tendency doesn''t matter: ', & |
---|
| 883 | t_always |
---|
| 884 | |
---|
| 885 | firstcall_moigdd = .FALSE. |
---|
| 886 | |
---|
| 887 | ENDIF |
---|
| 888 | |
---|
| 889 | ! |
---|
| 890 | ! 1.2 initialize output |
---|
| 891 | ! |
---|
| 892 | |
---|
| 893 | begin_leaves(:,j) = .FALSE. |
---|
| 894 | |
---|
| 895 | ! |
---|
| 896 | ! 1.3 check the prescribed critical values |
---|
| 897 | ! |
---|
| 898 | |
---|
| 899 | IF ( ANY(pheno_crit%gdd(j,:) .EQ. undef) ) THEN |
---|
| 900 | |
---|
| 901 | WRITE(numout,*) 'moigdd: pheno_crit%gdd is undefined for PFT',j |
---|
| 902 | WRITE(numout,*) 'We stop.' |
---|
| 903 | STOP |
---|
| 904 | |
---|
| 905 | ENDIF |
---|
| 906 | |
---|
| 907 | IF ( pheno_crit%hum_min_time(j) .EQ. undef ) THEN |
---|
| 908 | |
---|
| 909 | WRITE(numout,*) 'moigdd: pheno_crit%hum_min_time is undefined for PFT',j |
---|
| 910 | WRITE(numout,*) 'We stop.' |
---|
| 911 | STOP |
---|
| 912 | |
---|
| 913 | ENDIF |
---|
| 914 | |
---|
| 915 | ! |
---|
| 916 | ! 1.4 critical moisture availability above which we always detect the beginning of the |
---|
| 917 | ! growing season. |
---|
| 918 | ! |
---|
| 919 | |
---|
| 920 | IF ( tree(j) ) THEN |
---|
| 921 | moiavail_always = moiavail_always_tree |
---|
| 922 | ELSE |
---|
| 923 | moiavail_always = moiavail_always_grass |
---|
| 924 | ENDIF |
---|
| 925 | |
---|
| 926 | ! |
---|
| 927 | ! 2 PFT has to be there, start of growing season must be allowed, |
---|
| 928 | ! and gdd has to be defined |
---|
| 929 | ! |
---|
| 930 | |
---|
| 931 | DO i = 1, npts |
---|
| 932 | |
---|
| 933 | IF ( PFTpresent(i,j) .AND. allow_initpheno(i,j) .AND. & |
---|
| 934 | ( gdd(i,j) .NE. undef ) ) THEN |
---|
| 935 | |
---|
| 936 | ! is critical gdd reached and is temperature increasing? |
---|
| 937 | ! has enough time gone by since moisture minimum and is moisture increasing? |
---|
| 938 | |
---|
| 939 | tl(i) = tlong_ref(i) - ZeroCelsius |
---|
| 940 | gdd_crit(i) = pheno_crit%gdd(j,1) + tl(i)*pheno_crit%gdd(j,2) + & |
---|
| 941 | tl(i)*tl(i)*pheno_crit%gdd(j,3) |
---|
| 942 | |
---|
| 943 | IF ( ( gdd(i,j) .GE. gdd_crit(i) ) .AND. & |
---|
| 944 | ( ( t2m_week(i) .GT. t2m_month(i) ) .OR. & |
---|
| 945 | ( t2m_month(i) .GT. t_always ) ) .AND. & |
---|
| 946 | ( ( ( time_hum_min(i,j) .GT. pheno_crit%hum_min_time(j) ) .AND. & |
---|
| 947 | ( moiavail_week(i,j) .GT. moiavail_month(i,j) ) ) .OR. & |
---|
| 948 | ( moiavail_month(i,j) .GE. moiavail_always ) ) ) THEN |
---|
| 949 | begin_leaves(i,j) = .TRUE. |
---|
| 950 | ENDIF |
---|
| 951 | |
---|
| 952 | ENDIF ! PFT there and start of growing season allowed |
---|
| 953 | |
---|
| 954 | ENDDO |
---|
| 955 | |
---|
| 956 | IF (bavard.GE.4) WRITE(numout,*) 'Leaving moigdd' |
---|
| 957 | |
---|
| 958 | END SUBROUTINE pheno_moigdd |
---|
| 959 | |
---|
| 960 | |
---|
| 961 | ! |
---|
| 962 | ! ============================================================================== |
---|
| 963 | ! Phenology: leaves are put on if a certain relationship between ncd since leaves were |
---|
| 964 | ! lost (number of chilling days) and gdd since midwinter (growing degree |
---|
| 965 | ! days) is fulfilled |
---|
| 966 | ! |
---|
| 967 | |
---|
| 968 | SUBROUTINE pheno_ncdgdd (npts, j, PFTpresent, allow_initpheno, & |
---|
| 969 | ncd_dormance, gdd_midwinter, & |
---|
| 970 | t2m_month, t2m_week, begin_leaves) |
---|
| 971 | |
---|
| 972 | ! |
---|
| 973 | ! 0 declarations |
---|
| 974 | ! |
---|
| 975 | |
---|
| 976 | ! 0.1 input |
---|
| 977 | |
---|
| 978 | ! Domain size |
---|
| 979 | INTEGER(i_std), INTENT(in) :: npts |
---|
| 980 | ! PFT index |
---|
| 981 | INTEGER(i_std), INTENT(in) :: j |
---|
| 982 | ! PFT exists |
---|
| 983 | LOGICAL, DIMENSION(npts,nvm), INTENT(in) :: PFTpresent |
---|
| 984 | ! are we allowed to declare the beginning of the growing season? |
---|
| 985 | LOGICAL, DIMENSION(npts,nvm), INTENT(in) :: allow_initpheno |
---|
| 986 | ! number of chilling days since leaves were lost |
---|
| 987 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: ncd_dormance |
---|
| 988 | ! growing degree days since midwinter |
---|
| 989 | REAL(r_std), DIMENSION(npts,nvm), INTENT(inout) :: gdd_midwinter |
---|
| 990 | ! "monthly" 2-meter temperatures (K) |
---|
| 991 | REAL(r_std), DIMENSION(npts), INTENT(in) :: t2m_month |
---|
| 992 | ! "weekly" 2-meter temperatures (K) |
---|
| 993 | REAL(r_std), DIMENSION(npts), INTENT(in) :: t2m_week |
---|
| 994 | |
---|
| 995 | ! 0.2 output |
---|
| 996 | |
---|
| 997 | ! signal to start putting leaves on |
---|
| 998 | LOGICAL, DIMENSION(npts,nvm), INTENT(out) :: begin_leaves |
---|
| 999 | |
---|
| 1000 | ! 0.3 local |
---|
| 1001 | |
---|
| 1002 | ! index |
---|
| 1003 | INTEGER(i_std) :: i |
---|
| 1004 | ! critical gdd |
---|
| 1005 | REAL(r_std) :: gdd_min |
---|
| 1006 | |
---|
| 1007 | ! ========================================================================= |
---|
| 1008 | |
---|
| 1009 | IF (bavard.GE.3) WRITE(numout,*) 'Entering ncdgdd' |
---|
| 1010 | |
---|
| 1011 | ! |
---|
| 1012 | ! 1 Initializations |
---|
| 1013 | ! |
---|
| 1014 | |
---|
| 1015 | ! |
---|
| 1016 | ! 1.1 initialize output |
---|
| 1017 | ! |
---|
| 1018 | |
---|
| 1019 | begin_leaves(:,j) = .FALSE. |
---|
| 1020 | |
---|
| 1021 | ! |
---|
| 1022 | ! 1.2 check the prescribed critical values |
---|
| 1023 | ! |
---|
| 1024 | |
---|
| 1025 | IF ( pheno_crit%ncdgdd_temp(j) .EQ. undef ) THEN |
---|
| 1026 | |
---|
| 1027 | WRITE(numout,*) 'ncdgdd: pheno_crit%ncdgdd_temp is undefined for PFT',j |
---|
| 1028 | WRITE(numout,*) 'We stop.' |
---|
| 1029 | STOP |
---|
| 1030 | |
---|
| 1031 | ENDIF |
---|
| 1032 | |
---|
| 1033 | ! |
---|
| 1034 | ! 2 PFT has to be there and start of growing season must be allowed |
---|
| 1035 | ! |
---|
| 1036 | |
---|
| 1037 | DO i = 1, npts |
---|
| 1038 | |
---|
| 1039 | IF ( PFTpresent(i,j) .AND. allow_initpheno(i,j) .AND. & |
---|
| 1040 | ( gdd_midwinter(i,j) .NE. undef ) .AND. & |
---|
| 1041 | ( ncd_dormance(i,j) .NE. undef ) ) THEN |
---|
| 1042 | |
---|
| 1043 | ! critical gdd |
---|
| 1044 | |
---|
| 1045 | gdd_min = ( 603. / exp(0.0091*ncd_dormance(i,j)) - 64. ) |
---|
| 1046 | |
---|
| 1047 | ! has the critical gdd been reached and are temperatures increasing? |
---|
| 1048 | |
---|
| 1049 | IF ( ( gdd_midwinter(i,j) .GE. gdd_min ) .AND. & |
---|
| 1050 | ( t2m_week(i) .GT. t2m_month(i) ) ) THEN |
---|
| 1051 | begin_leaves(i,j) = .TRUE. |
---|
| 1052 | gdd_midwinter(i,j)=undef |
---|
| 1053 | ENDIF |
---|
| 1054 | |
---|
| 1055 | ENDIF ! PFT there and start of growing season allowed |
---|
| 1056 | |
---|
| 1057 | ENDDO |
---|
| 1058 | |
---|
| 1059 | IF (bavard.GE.4) WRITE(numout,*) 'Leaving ncdgdd' |
---|
| 1060 | |
---|
| 1061 | END SUBROUTINE pheno_ncdgdd |
---|
| 1062 | |
---|
| 1063 | ! |
---|
| 1064 | ! ============================================================================== |
---|
| 1065 | ! Phenology: leaves are put on if ngd (number of growing days, defined as |
---|
| 1066 | ! days with t>-5 deg C) exceeds a critical value. |
---|
| 1067 | ! |
---|
| 1068 | |
---|
| 1069 | SUBROUTINE pheno_ngd (npts, j, PFTpresent, allow_initpheno, ngd, & |
---|
| 1070 | t2m_month, t2m_week, begin_leaves) |
---|
| 1071 | |
---|
| 1072 | ! |
---|
| 1073 | ! 0 declarations |
---|
| 1074 | ! |
---|
| 1075 | |
---|
| 1076 | ! 0.1 input |
---|
| 1077 | |
---|
| 1078 | ! Domain size |
---|
| 1079 | INTEGER(i_std), INTENT(in) :: npts |
---|
| 1080 | ! PFT index |
---|
| 1081 | INTEGER(i_std), INTENT(in) :: j |
---|
| 1082 | ! PFT exists |
---|
| 1083 | LOGICAL, DIMENSION(npts,nvm), INTENT(in) :: PFTpresent |
---|
| 1084 | ! are we allowed to declare the beginning of the growing season? |
---|
| 1085 | LOGICAL, DIMENSION(npts,nvm), INTENT(in) :: allow_initpheno |
---|
| 1086 | ! growing degree days |
---|
| 1087 | REAL(r_std), DIMENSION(npts,nvm), INTENT(in) :: ngd |
---|
| 1088 | ! "monthly" 2-meter temperatures (K) |
---|
| 1089 | REAL(r_std), DIMENSION(npts), INTENT(in) :: t2m_month |
---|
| 1090 | ! "weekly" 2-meter temperatures (K) |
---|
| 1091 | REAL(r_std), DIMENSION(npts), INTENT(in) :: t2m_week |
---|
| 1092 | |
---|
| 1093 | ! 0.2 output |
---|
| 1094 | |
---|
| 1095 | ! signal to start putting leaves on |
---|
| 1096 | LOGICAL, DIMENSION(npts,nvm), INTENT(out) :: begin_leaves |
---|
| 1097 | |
---|
| 1098 | ! 0.3 local |
---|
| 1099 | |
---|
| 1100 | ! index |
---|
| 1101 | INTEGER(i_std) :: i |
---|
| 1102 | |
---|
| 1103 | ! ========================================================================= |
---|
| 1104 | |
---|
| 1105 | IF (bavard.GE.3) WRITE(numout,*) 'Entering ngd' |
---|
| 1106 | |
---|
| 1107 | ! |
---|
| 1108 | ! Initializations |
---|
| 1109 | ! |
---|
| 1110 | |
---|
| 1111 | ! |
---|
| 1112 | ! 1.1 initialize output |
---|
| 1113 | ! |
---|
| 1114 | |
---|
| 1115 | begin_leaves(:,j) = .FALSE. |
---|
| 1116 | |
---|
| 1117 | ! |
---|
| 1118 | ! 1.2 check the prescribed critical value |
---|
| 1119 | ! |
---|
| 1120 | |
---|
| 1121 | IF ( pheno_crit%ngd(j) .EQ. undef ) THEN |
---|
| 1122 | |
---|
| 1123 | WRITE(numout,*) 'ngd: pheno_crit%ngd is undefined for PFT',j |
---|
| 1124 | WRITE(numout,*) 'We stop.' |
---|
| 1125 | STOP |
---|
| 1126 | |
---|
| 1127 | ENDIF |
---|
| 1128 | |
---|
| 1129 | ! |
---|
| 1130 | ! 2 PFT has to be there and start of growing season must be allowed |
---|
| 1131 | ! |
---|
| 1132 | |
---|
| 1133 | DO i = 1, npts |
---|
| 1134 | |
---|
| 1135 | IF ( PFTpresent(i,j) .AND. allow_initpheno(i,j) ) THEN |
---|
| 1136 | |
---|
| 1137 | ! is critical ngd reached and are temperatures increasing? |
---|
| 1138 | |
---|
| 1139 | IF ( ( ngd(i,j) .GE. pheno_crit%ngd(j) ) .AND. & |
---|
| 1140 | ( t2m_week(i) .GT. t2m_month(i) ) ) THEN |
---|
| 1141 | begin_leaves(i,j) = .TRUE. |
---|
| 1142 | ENDIF |
---|
| 1143 | |
---|
| 1144 | ENDIF ! PFT there and start of growing season allowed |
---|
| 1145 | |
---|
| 1146 | ENDDO |
---|
| 1147 | |
---|
| 1148 | IF (bavard.GE.4) WRITE(numout,*) 'Leaving ngd' |
---|
| 1149 | |
---|
| 1150 | END SUBROUTINE pheno_ngd |
---|
| 1151 | |
---|
| 1152 | END MODULE stomate_phenology |
---|