--- trunk/phylmd/phyetat0.f	2014/03/05 14:57:53	82
+++ trunk/Sources/phylmd/phyetat0.f	2017/03/28 12:46:28	215
@@ -4,106 +4,104 @@
 
   IMPLICIT none
 
-  REAL, save:: rlat(klon), rlon(klon) ! latitude and longitude, in degrees
+  REAL, save:: rlat(klon), rlon(klon)
+  ! latitude and longitude of a point of the scalar grid identified
+  ! by a simple index, in degrees
+
+  integer, save:: itau_phy
 
   private klon
 
 contains
 
-  SUBROUTINE phyetat0(fichnom, pctsrf, tsol, tsoil, ocean, tslab, seaice, &
-       qsurf, qsol, snow, albe, alblw, evap, rain_fall, snow_fall, solsw, &
-       sollw, fder, radsol, frugs, agesno, zmea, zstd, zsig, zgam, zthe, &
-       zpic, zval, t_ancien, q_ancien, ancien_ok, rnebcon, ratqs, clwcon, &
-       run_off_lic_0, sig1, w01)
+  SUBROUTINE phyetat0(pctsrf, ftsol, ftsoil, qsurf, qsol, snow, albe, evap, &
+       rain_fall, snow_fall, solsw, sollw, fder, radsol, frugs, agesno, zmea, &
+       zstd, zsig, zgam, zthe, zpic, zval, t_ancien, q_ancien, ancien_ok, &
+       rnebcon, ratqs, clwcon, run_off_lic_0, sig1, w01, ncid_startphy)
 
     ! From phylmd/phyetat0.F, version 1.4 2005/06/03 10:03:07
     ! Author: Z.X. Li (LMD/CNRS)
     ! Date: 1993/08/18
     ! Objet : lecture de l'état initial pour la physique
 
+    USE conf_gcm_m, ONLY: raz_date
     use dimphy, only: zmasq, klev
     USE dimsoil, ONLY : nsoilmx
     USE indicesol, ONLY : epsfra, is_lic, is_oce, is_sic, is_ter, nbsrf
-    use netcdf, only: nf90_get_att, nf90_global, nf90_inq_varid, NF90_NOERR, &
-         NF90_NOWRITE
-    use netcdf95, only: handle_err, nf95_get_var, nf95_close, NF95_OPEN, &
-         nf95_inq_varid
-    USE temps, ONLY : itau_phy
-
-    CHARACTER(len=*), intent(in):: fichnom
-    REAL pctsrf(klon, nbsrf)
-    REAL tsol(klon, nbsrf)
-    REAL tsoil(klon, nsoilmx, nbsrf)
-    CHARACTER(len=*), intent(in):: ocean
-    REAL tslab(klon), seaice(klon)
-    REAL qsurf(klon, nbsrf)
-    REAL qsol(klon)
-    REAL snow(klon, nbsrf)
-    REAL albe(klon, nbsrf)
-    REAL alblw(klon, nbsrf)
-    REAL evap(klon, nbsrf)
+    use netcdf, only: nf90_global, nf90_inq_varid, NF90_NOERR, NF90_NOWRITE
+    use netcdf95, only: nf95_get_att, nf95_get_var, nf95_inq_varid, &
+         nf95_inquire_variable, NF95_OPEN
+
+    REAL, intent(out):: pctsrf(klon, nbsrf)
+    REAL, intent(out):: ftsol(klon, nbsrf)
+    REAL, intent(out):: ftsoil(klon, nsoilmx, nbsrf)
+    REAL, intent(out):: qsurf(klon, nbsrf)
+
+    REAL, intent(out):: qsol(:)
+    ! (klon) column-density of water in soil, in kg m-2
+
+    REAL, intent(out):: snow(klon, nbsrf)
+    REAL, intent(out):: albe(klon, nbsrf)
+    REAL, intent(out):: evap(klon, nbsrf)
     REAL, intent(out):: rain_fall(klon)
-    REAL snow_fall(klon)
-    real solsw(klon)
+    REAL, intent(out):: snow_fall(klon)
+    real, intent(out):: solsw(klon)
     REAL, intent(out):: sollw(klon)
-    real fder(klon)
-    REAL radsol(klon)
-    REAL frugs(klon, nbsrf)
-    REAL agesno(klon, nbsrf)
-    REAL zmea(klon)
+    real, intent(out):: fder(klon)
+    REAL, intent(out):: radsol(klon)
+    REAL, intent(out):: frugs(klon, nbsrf)
+    REAL, intent(out):: agesno(klon, nbsrf)
+    REAL, intent(out):: zmea(klon)
     REAL, intent(out):: zstd(klon)
     REAL, intent(out):: zsig(klon)
-    REAL zgam(klon)
-    REAL zthe(klon)
-    REAL zpic(klon)
-    REAL zval(klon)
-    REAL t_ancien(klon, klev), q_ancien(klon, klev)
+    REAL, intent(out):: zgam(klon)
+    REAL, intent(out):: zthe(klon)
+    REAL, intent(out):: zpic(klon)
+    REAL, intent(out):: zval(klon)
+    REAL, intent(out):: t_ancien(klon, klev), q_ancien(klon, klev)
     LOGICAL, intent(out):: ancien_ok
-    real rnebcon(klon, klev), ratqs(klon, klev), clwcon(klon, klev)
-    REAL run_off_lic_0(klon)
+    real, intent(out):: rnebcon(klon, klev), ratqs(klon, klev)
+    REAL, intent(out):: clwcon(klon, klev), run_off_lic_0(klon)
     real, intent(out):: sig1(klon, klev) ! section adiabatic updraft
 
     real, intent(out):: w01(klon, klev) 
     ! vertical velocity within adiabatic updraft
 
+    integer, intent(out):: ncid_startphy
+
     ! Local:
     REAL fractint(klon)
-    REAL xmin, xmax
-    INTEGER ncid, varid
-    INTEGER ierr, i, nsrf, isoil 
-    CHARACTER(len=7) str7
-    CHARACTER(len=2) str2
+    INTEGER varid, ndims
+    INTEGER ierr, i
 
     !---------------------------------------------------------------
 
     print *, "Call sequence information: phyetat0"
 
     ! Fichier contenant l'état initial :
-    print *, 'fichnom = ', fichnom
-    call NF95_OPEN(fichnom, NF90_NOWRITE, ncid)
+    call NF95_OPEN("startphy.nc", NF90_NOWRITE, ncid_startphy)
 
-    ierr = nf90_get_att(ncid, nf90_global, "itau_phy", itau_phy)
-    call handle_err("phyetat0 itau_phy", ierr, ncid, nf90_global)
+    IF (raz_date) then
+       itau_phy = 0
+    else
+       call nf95_get_att(ncid_startphy, nf90_global, "itau_phy", itau_phy)
+    end IF
 
     ! Lecture des latitudes (coordonnees):
 
-    call NF95_INQ_VARID(ncid, "latitude", varid)
-    call NF95_GET_VAR(ncid, varid, rlat)
+    call NF95_INQ_VARID(ncid_startphy, "latitude", varid)
+    call NF95_GET_VAR(ncid_startphy, varid, rlat)
 
     ! Lecture des longitudes (coordonnees):
 
-    call NF95_INQ_VARID(ncid, "longitude", varid)
-    call NF95_GET_VAR(ncid, varid, rlon)
+    call NF95_INQ_VARID(ncid_startphy, "longitude", varid)
+    call NF95_GET_VAR(ncid_startphy, varid, rlon)
 
     ! Lecture du masque terre mer
 
-    ierr = NF90_INQ_VARID(ncid, "masque", varid)
-    IF (ierr == NF90_NOERR) THEN
-       call nf95_get_var(ncid, varid, zmasq)
-    else
-       PRINT *, 'phyetat0: Le champ <masque> est absent'
-       PRINT *, 'fichier startphy non compatible avec phyetat0'
-    ENDIF
+    call NF95_INQ_VARID(ncid_startphy, "masque", varid)
+    call nf95_get_var(ncid_startphy, varid, zmasq)
+
     ! Lecture des fractions pour chaque sous-surface
 
     ! initialisation des sous-surfaces
@@ -112,36 +110,36 @@
 
     ! fraction de terre
 
-    ierr = NF90_INQ_VARID(ncid, "FTER", varid)
+    ierr = NF90_INQ_VARID(ncid_startphy, "FTER", varid)
     IF (ierr == NF90_NOERR) THEN
-       call nf95_get_var(ncid, varid, pctsrf(:, is_ter))
+       call nf95_get_var(ncid_startphy, varid, pctsrf(:, is_ter))
     else
        PRINT *, 'phyetat0: Le champ <FTER> est absent'
     ENDIF
 
     ! fraction de glace de terre
 
-    ierr = NF90_INQ_VARID(ncid, "FLIC", varid)
+    ierr = NF90_INQ_VARID(ncid_startphy, "FLIC", varid)
     IF (ierr == NF90_NOERR) THEN
-       call nf95_get_var(ncid, varid, pctsrf(:, is_lic))
+       call nf95_get_var(ncid_startphy, varid, pctsrf(:, is_lic))
     else
        PRINT *, 'phyetat0: Le champ <FLIC> est absent'
     ENDIF
 
     ! fraction d'ocean
 
-    ierr = NF90_INQ_VARID(ncid, "FOCE", varid)
+    ierr = NF90_INQ_VARID(ncid_startphy, "FOCE", varid)
     IF (ierr == NF90_NOERR) THEN
-       call nf95_get_var(ncid, varid, pctsrf(:, is_oce))
+       call nf95_get_var(ncid_startphy, varid, pctsrf(:, is_oce))
     else
        PRINT *, 'phyetat0: Le champ <FOCE> est absent'
     ENDIF
 
     ! fraction glace de mer
 
-    ierr = NF90_INQ_VARID(ncid, "FSIC", varid)
+    ierr = NF90_INQ_VARID(ncid_startphy, "FSIC", varid)
     IF (ierr == NF90_NOERR) THEN
-       call nf95_get_var(ncid, varid, pctsrf(:, is_sic))
+       call nf95_get_var(ncid_startphy, varid, pctsrf(:, is_sic))
     else
        PRINT *, 'phyetat0: Le champ <FSIC> est absent'
     ENDIF
@@ -151,649 +149,210 @@
     fractint = pctsrf(:, is_ter) + pctsrf(:, is_lic)
     DO i = 1 , klon
        IF ( abs(fractint(i) - zmasq(i) ) > EPSFRA ) THEN
-          WRITE(*, *) 'phyetat0: attention fraction terre pas ', &
-               'coherente ', i, zmasq(i), pctsrf(i, is_ter) &
-               , pctsrf(i, is_lic)
+          print *, 'phyetat0: attention fraction terre pas ', &
+               'coherente ', i, zmasq(i), pctsrf(i, is_ter), pctsrf(i, is_lic)
        ENDIF
     END DO
     fractint = pctsrf(:, is_oce) + pctsrf(:, is_sic)
     DO i = 1 , klon
        IF ( abs( fractint(i) - (1. - zmasq(i))) > EPSFRA ) THEN
-          WRITE(*, *) 'phyetat0 attention fraction ocean pas ', &
-               'coherente ', i, zmasq(i) , pctsrf(i, is_oce) &
-               , pctsrf(i, is_sic)
+          print *, 'phyetat0 attention fraction ocean pas ', &
+               'coherente ', i, zmasq(i) , pctsrf(i, is_oce), pctsrf(i, is_sic)
        ENDIF
     END DO
 
     ! Lecture des temperatures du sol:
-
-    ierr = NF90_INQ_VARID(ncid, "TS", varid)
-    IF (ierr /= NF90_NOERR) THEN
-       PRINT *, 'phyetat0 : Le champ <TS> est absent'
-       PRINT *, ' Mais je vais essayer de lire TS**'
-       DO nsrf = 1, nbsrf
-          IF (nsrf > 99) THEN
-             PRINT *, "Trop de sous-mailles"
-             stop 1
-          ENDIF
-          WRITE(str2, '(i2.2)') nsrf
-          call NF95_INQ_VARID(ncid, "TS"//str2, varid)
-          call NF95_GET_VAR(ncid, varid, tsol(:, nsrf))
-          xmin = 1.0E+20
-          xmax = -1.0E+20
-          DO i = 1, klon
-             xmin = MIN(tsol(i, nsrf), xmin)
-             xmax = MAX(tsol(i, nsrf), xmax)
-          ENDDO
-          PRINT *, 'Temperature du sol TS**:', nsrf, xmin, xmax
-       ENDDO
-    ELSE
-       PRINT *, 'phyetat0: Le champ <TS> est present'
-       PRINT *, ' J ignore donc les autres temperatures TS**'
-       call nf95_get_var(ncid, varid, tsol(:, 1))
-       xmin = 1.0E+20
-       xmax = -1.0E+20
-       DO i = 1, klon
-          xmin = MIN(tsol(i, 1), xmin)
-          xmax = MAX(tsol(i, 1), xmax)
-       ENDDO
-       PRINT *, 'Temperature du sol <TS>', xmin, xmax
-       DO nsrf = 2, nbsrf
-          DO i = 1, klon
-             tsol(i, nsrf) = tsol(i, 1)
-          ENDDO
-       ENDDO
-    ENDIF
+    call NF95_INQ_VARID(ncid_startphy, "TS", varid)
+    call nf95_inquire_variable(ncid_startphy, varid, ndims = ndims)
+    if (ndims == 2) then
+       call NF95_GET_VAR(ncid_startphy, varid, ftsol)
+    else
+       print *, "Found only one surface type for soil temperature."
+       call nf95_get_var(ncid_startphy, varid, ftsol(:, 1))
+       ftsol(:, 2:nbsrf) = spread(ftsol(:, 1), dim = 2, ncopies = nbsrf - 1)
+    end if
 
     ! Lecture des temperatures du sol profond:
 
-    DO nsrf = 1, nbsrf
-       DO isoil=1, nsoilmx
-          IF (isoil > 99 .AND. nsrf > 99) THEN
-             PRINT *, "Trop de couches ou sous-mailles"
-             stop 1
-          ENDIF
-          WRITE(str7, '(i2.2, "srf", i2.2)') isoil, nsrf
-          ierr = NF90_INQ_VARID(ncid, 'Tsoil'//str7, varid)
-          IF (ierr /= NF90_NOERR) THEN
-             PRINT *, "phyetat0: Le champ <Tsoil"//str7//"> est absent"
-             PRINT *, " Il prend donc la valeur de surface"
-             DO i=1, klon
-                tsoil(i, isoil, nsrf)=tsol(i, nsrf)
-             ENDDO
-          ELSE
-             call NF95_GET_VAR(ncid, varid, tsoil(:, isoil, nsrf))
-          ENDIF
-       ENDDO
-    ENDDO
-
-    !IM "slab" ocean 
-
-    ! Lecture de tslab (pour slab ocean seulement): 
-
-    IF (ocean .eq. 'slab ') then
-       call NF95_INQ_VARID(ncid, "TSLAB", varid)
-       call nf95_get_var(ncid, varid, tslab)
-       xmin = 1.0E+20
-       xmax = -1.0E+20
-       DO i = 1, klon
-          xmin = MIN(tslab(i), xmin)
-          xmax = MAX(tslab(i), xmax)
-       ENDDO
-       PRINT *, 'Ecart de la SST tslab:', xmin, xmax
-
-       ! Lecture de seaice (pour slab ocean seulement):
-
-       call NF95_INQ_VARID(ncid, "SEAICE", varid)
-       call nf95_get_var(ncid, varid, seaice)
-       xmin = 1.0E+20
-       xmax = -1.0E+20
-       DO i = 1, klon
-          xmin = MIN(seaice(i), xmin)
-          xmax = MAX(seaice(i), xmax)
-       ENDDO
-       PRINT *, 'Masse de la glace de mer seaice:', xmin, xmax
-    ELSE
-       tslab = 0.
-       seaice = 0.
-    ENDIF
+    call NF95_INQ_VARID(ncid_startphy, 'Tsoil', varid)
+    call NF95_GET_VAR(ncid_startphy, varid, ftsoil)
 
     ! Lecture de l'humidite de l'air juste au dessus du sol:
 
-    ierr = NF90_INQ_VARID(ncid, "QS", varid)
-    IF (ierr /= NF90_NOERR) THEN
-       PRINT *, 'phyetat0: Le champ <QS> est absent'
-       PRINT *, ' Mais je vais essayer de lire QS**'
-       DO nsrf = 1, nbsrf
-          IF (nsrf > 99) THEN
-             PRINT *, "Trop de sous-mailles"
-             stop 1
-          ENDIF
-          WRITE(str2, '(i2.2)') nsrf
-          call NF95_INQ_VARID(ncid, "QS"//str2, varid)
-          call NF95_GET_VAR(ncid, varid, qsurf(:, nsrf))
-          xmin = 1.0E+20
-          xmax = -1.0E+20
-          DO i = 1, klon
-             xmin = MIN(qsurf(i, nsrf), xmin)
-             xmax = MAX(qsurf(i, nsrf), xmax)
-          ENDDO
-          PRINT *, 'Humidite pres du sol QS**:', nsrf, xmin, xmax
-       ENDDO
-    ELSE
-       PRINT *, 'phyetat0: Le champ <QS> est present'
-       PRINT *, ' J ignore donc les autres humidites QS**'
-       call nf95_get_var(ncid, varid, qsurf(:, 1))
-       xmin = 1.0E+20
-       xmax = -1.0E+20
-       DO i = 1, klon
-          xmin = MIN(qsurf(i, 1), xmin)
-          xmax = MAX(qsurf(i, 1), xmax)
-       ENDDO
-       PRINT *, 'Humidite pres du sol <QS>', xmin, xmax
-       DO nsrf = 2, nbsrf
-          DO i = 1, klon
-             qsurf(i, nsrf) = qsurf(i, 1)
-          ENDDO
-       ENDDO
-    ENDIF
-
-    ! Eau dans le sol (pour le modele de sol "bucket")
+    call NF95_INQ_VARID(ncid_startphy, "QS", varid)
+    call nf95_get_var(ncid_startphy, varid, qsurf)
 
-    ierr = NF90_INQ_VARID(ncid, "QSOL", varid)
+    ierr = NF90_INQ_VARID(ncid_startphy, "QSOL", varid)
     IF (ierr == NF90_NOERR) THEN
-       call nf95_get_var(ncid, varid, qsol)
+       call nf95_get_var(ncid_startphy, varid, qsol)
     else
        PRINT *, 'phyetat0: Le champ <QSOL> est absent'
        PRINT *, ' Valeur par defaut nulle'
        qsol = 0.
     ENDIF
-    xmin = 1.0E+20
-    xmax = -1.0E+20
-    DO i = 1, klon
-       xmin = MIN(qsol(i), xmin)
-       xmax = MAX(qsol(i), xmax)
-    ENDDO
-    PRINT *, 'Eau dans le sol (mm) <QSOL>', xmin, xmax
 
     ! Lecture de neige au sol:
 
-    ierr = NF90_INQ_VARID(ncid, "SNOW", varid)
-    IF (ierr /= NF90_NOERR) THEN
-       PRINT *, 'phyetat0: Le champ <SNOW> est absent'
-       PRINT *, ' Mais je vais essayer de lire SNOW**'
-       DO nsrf = 1, nbsrf
-          IF (nsrf > 99) THEN
-             PRINT *, "Trop de sous-mailles"
-             stop 1
-          ENDIF
-          WRITE(str2, '(i2.2)') nsrf
-          call NF95_INQ_VARID(ncid, "SNOW"//str2, varid)
-          call NF95_GET_VAR(ncid, varid, snow(:, nsrf))
-          xmin = 1.0E+20
-          xmax = -1.0E+20
-          DO i = 1, klon
-             xmin = MIN(snow(i, nsrf), xmin)
-             xmax = MAX(snow(i, nsrf), xmax)
-          ENDDO
-          PRINT *, 'Neige du sol SNOW**:', nsrf, xmin, xmax
-       ENDDO
-    ELSE
-       PRINT *, 'phyetat0: Le champ <SNOW> est present'
-       PRINT *, ' J ignore donc les autres neiges SNOW**'
-       call nf95_get_var(ncid, varid, snow(:, 1))
-       xmin = 1.0E+20
-       xmax = -1.0E+20
-       DO i = 1, klon
-          xmin = MIN(snow(i, 1), xmin)
-          xmax = MAX(snow(i, 1), xmax)
-       ENDDO
-       PRINT *, 'Neige du sol <SNOW>', xmin, xmax
-       DO nsrf = 2, nbsrf
-          DO i = 1, klon
-             snow(i, nsrf) = snow(i, 1)
-          ENDDO
-       ENDDO
-    ENDIF
+    call NF95_INQ_VARID(ncid_startphy, "SNOW", varid)
+    call nf95_get_var(ncid_startphy, varid, snow)
 
     ! Lecture de albedo au sol:
 
-    ierr = NF90_INQ_VARID(ncid, "ALBE", varid)
-    IF (ierr /= NF90_NOERR) THEN
-       PRINT *, 'phyetat0: Le champ <ALBE> est absent'
-       PRINT *, ' Mais je vais essayer de lire ALBE**'
-       DO nsrf = 1, nbsrf
-          IF (nsrf > 99) THEN
-             PRINT *, "Trop de sous-mailles"
-             stop 1
-          ENDIF
-          WRITE(str2, '(i2.2)') nsrf
-          call NF95_INQ_VARID(ncid, "ALBE"//str2, varid)
-          call NF95_GET_VAR(ncid, varid, albe(:, nsrf))
-          xmin = 1.0E+20
-          xmax = -1.0E+20
-          DO i = 1, klon
-             xmin = MIN(albe(i, nsrf), xmin)
-             xmax = MAX(albe(i, nsrf), xmax)
-          ENDDO
-          PRINT *, 'Albedo du sol ALBE**:', nsrf, xmin, xmax
-       ENDDO
-    ELSE
-       PRINT *, 'phyetat0: Le champ <ALBE> est present'
-       PRINT *, ' J ignore donc les autres ALBE**'
-       call nf95_get_var(ncid, varid, albe(:, 1))
-       xmin = 1.0E+20
-       xmax = -1.0E+20
-       DO i = 1, klon
-          xmin = MIN(albe(i, 1), xmin)
-          xmax = MAX(albe(i, 1), xmax)
-       ENDDO
-       PRINT *, 'Neige du sol <ALBE>', xmin, xmax
-       DO nsrf = 2, nbsrf
-          DO i = 1, klon
-             albe(i, nsrf) = albe(i, 1)
-          ENDDO
-       ENDDO
-    ENDIF
-
-    ! Lecture de albedo au sol LW:
-
-    ierr = NF90_INQ_VARID(ncid, "ALBLW", varid)
-    IF (ierr /= NF90_NOERR) THEN
-       PRINT *, 'phyetat0: Le champ <ALBLW> est absent'
-       ! PRINT *, ' Mais je vais essayer de lire ALBLW**'
-       PRINT *, ' Mais je vais prendre ALBE**'
-       DO nsrf = 1, nbsrf
-          DO i = 1, klon
-             alblw(i, nsrf) = albe(i, nsrf)
-          ENDDO
-       ENDDO
-    ELSE
-       PRINT *, 'phyetat0: Le champ <ALBLW> est present'
-       PRINT *, ' J ignore donc les autres ALBLW**'
-       call nf95_get_var(ncid, varid, alblw(:, 1))
-       xmin = 1.0E+20
-       xmax = -1.0E+20
-       DO i = 1, klon
-          xmin = MIN(alblw(i, 1), xmin)
-          xmax = MAX(alblw(i, 1), xmax)
-       ENDDO
-       PRINT *, 'Neige du sol <ALBLW>', xmin, xmax
-       DO nsrf = 2, nbsrf
-          DO i = 1, klon
-             alblw(i, nsrf) = alblw(i, 1)
-          ENDDO
-       ENDDO
-    ENDIF
+    call NF95_INQ_VARID(ncid_startphy, "ALBE", varid)
+    call nf95_get_var(ncid_startphy, varid, albe)
 
     ! Lecture de evaporation: 
 
-    ierr = NF90_INQ_VARID(ncid, "EVAP", varid)
-    IF (ierr /= NF90_NOERR) THEN
-       PRINT *, 'phyetat0: Le champ <EVAP> est absent'
-       PRINT *, ' Mais je vais essayer de lire EVAP**'
-       DO nsrf = 1, nbsrf
-          IF (nsrf > 99) THEN
-             PRINT *, "Trop de sous-mailles"
-             stop 1
-          ENDIF
-          WRITE(str2, '(i2.2)') nsrf
-          call NF95_INQ_VARID(ncid, "EVAP"//str2, varid)
-          call NF95_GET_VAR(ncid, varid, evap(:, nsrf))
-          xmin = 1.0E+20
-          xmax = -1.0E+20
-          DO i = 1, klon
-             xmin = MIN(evap(i, nsrf), xmin)
-             xmax = MAX(evap(i, nsrf), xmax)
-          ENDDO
-          PRINT *, 'evap du sol EVAP**:', nsrf, xmin, xmax
-       ENDDO
-    ELSE
-       PRINT *, 'phyetat0: Le champ <EVAP> est present'
-       PRINT *, ' J ignore donc les autres EVAP**'
-       call nf95_get_var(ncid, varid, evap(:, 1))
-       xmin = 1.0E+20
-       xmax = -1.0E+20
-       DO i = 1, klon
-          xmin = MIN(evap(i, 1), xmin)
-          xmax = MAX(evap(i, 1), xmax)
-       ENDDO
-       PRINT *, 'Evap du sol <EVAP>', xmin, xmax
-       DO nsrf = 2, nbsrf
-          DO i = 1, klon
-             evap(i, nsrf) = evap(i, 1)
-          ENDDO
-       ENDDO
-    ENDIF
+    call NF95_INQ_VARID(ncid_startphy, "EVAP", varid)
+    call nf95_get_var(ncid_startphy, varid, evap)
 
     ! Lecture precipitation liquide:
 
-    call NF95_INQ_VARID(ncid, "rain_f", varid)
-    call NF95_GET_VAR(ncid, varid, rain_fall)
-    xmin = 1.0E+20
-    xmax = -1.0E+20
-    DO i = 1, klon
-       xmin = MIN(rain_fall(i), xmin)
-       xmax = MAX(rain_fall(i), xmax)
-    ENDDO
-    PRINT *, 'Precipitation liquide rain_f:', xmin, xmax
+    call NF95_INQ_VARID(ncid_startphy, "rain_f", varid)
+    call NF95_GET_VAR(ncid_startphy, varid, rain_fall)
 
     ! Lecture precipitation solide:
 
-    call NF95_INQ_VARID(ncid, "snow_f", varid)
-    call NF95_GET_VAR(ncid, varid, snow_fall)
-    xmin = 1.0E+20
-    xmax = -1.0E+20
-    DO i = 1, klon
-       xmin = MIN(snow_fall(i), xmin)
-       xmax = MAX(snow_fall(i), xmax)
-    ENDDO
-    PRINT *, 'Precipitation solide snow_f:', xmin, xmax
+    call NF95_INQ_VARID(ncid_startphy, "snow_f", varid)
+    call NF95_GET_VAR(ncid_startphy, varid, snow_fall)
 
     ! Lecture rayonnement solaire au sol:
 
-    ierr = NF90_INQ_VARID(ncid, "solsw", varid)
+    ierr = NF90_INQ_VARID(ncid_startphy, "solsw", varid)
     IF (ierr /= NF90_NOERR) THEN
        PRINT *, 'phyetat0: Le champ <solsw> est absent'
        PRINT *, 'mis a zero'
        solsw = 0.
     ELSE
-       call nf95_get_var(ncid, varid, solsw)
+       call nf95_get_var(ncid_startphy, varid, solsw)
     ENDIF
-    xmin = 1.0E+20
-    xmax = -1.0E+20
-    DO i = 1, klon
-       xmin = MIN(solsw(i), xmin)
-       xmax = MAX(solsw(i), xmax)
-    ENDDO
-    PRINT *, 'Rayonnement solaire au sol solsw:', xmin, xmax
 
     ! Lecture rayonnement IF au sol:
 
-    ierr = NF90_INQ_VARID(ncid, "sollw", varid)
+    ierr = NF90_INQ_VARID(ncid_startphy, "sollw", varid)
     IF (ierr /= NF90_NOERR) THEN
        PRINT *, 'phyetat0: Le champ <sollw> est absent'
        PRINT *, 'mis a zero'
        sollw = 0.
     ELSE
-       call nf95_get_var(ncid, varid, sollw)
+       call nf95_get_var(ncid_startphy, varid, sollw)
     ENDIF
-    PRINT *, 'Rayonnement IF au sol sollw:', minval(sollw), maxval(sollw)
 
     ! Lecture derive des flux:
 
-    ierr = NF90_INQ_VARID(ncid, "fder", varid)
+    ierr = NF90_INQ_VARID(ncid_startphy, "fder", varid)
     IF (ierr /= NF90_NOERR) THEN
        PRINT *, 'phyetat0: Le champ <fder> est absent'
        PRINT *, 'mis a zero'
        fder = 0.
     ELSE
-       call nf95_get_var(ncid, varid, fder)
+       call nf95_get_var(ncid_startphy, varid, fder)
     ENDIF
-    xmin = 1.0E+20
-    xmax = -1.0E+20
-    DO i = 1, klon
-       xmin = MIN(fder(i), xmin)
-       xmax = MAX(fder(i), xmax)
-    ENDDO
-    PRINT *, 'Derive des flux fder:', xmin, xmax
 
     ! Lecture du rayonnement net au sol:
 
-    call NF95_INQ_VARID(ncid, "RADS", varid)
-    call NF95_GET_VAR(ncid, varid, radsol)
-    xmin = 1.0E+20
-    xmax = -1.0E+20
-    DO i = 1, klon
-       xmin = MIN(radsol(i), xmin)
-       xmax = MAX(radsol(i), xmax)
-    ENDDO
-    PRINT *, 'Rayonnement net au sol radsol:', xmin, xmax
+    call NF95_INQ_VARID(ncid_startphy, "RADS", varid)
+    call NF95_GET_VAR(ncid_startphy, varid, radsol)
 
     ! Lecture de la longueur de rugosite 
 
-    ierr = NF90_INQ_VARID(ncid, "RUG", varid)
-    IF (ierr /= NF90_NOERR) THEN
-       PRINT *, 'phyetat0: Le champ <RUG> est absent'
-       PRINT *, ' Mais je vais essayer de lire RUG**'
-       DO nsrf = 1, nbsrf
-          IF (nsrf > 99) THEN
-             PRINT *, "Trop de sous-mailles"
-             stop 1
-          ENDIF
-          WRITE(str2, '(i2.2)') nsrf
-          call NF95_INQ_VARID(ncid, "RUG"//str2, varid)
-          call NF95_GET_VAR(ncid, varid, frugs(:, nsrf))
-          xmin = 1.0E+20
-          xmax = -1.0E+20
-          DO i = 1, klon
-             xmin = MIN(frugs(i, nsrf), xmin)
-             xmax = MAX(frugs(i, nsrf), xmax)
-          ENDDO
-          PRINT *, 'rugosite du sol RUG**:', nsrf, xmin, xmax
-       ENDDO
-    ELSE
-       PRINT *, 'phyetat0: Le champ <RUG> est present'
-       PRINT *, ' J ignore donc les autres RUG**'
-       call nf95_get_var(ncid, varid, frugs(:, 1))
-       xmin = 1.0E+20
-       xmax = -1.0E+20
-       DO i = 1, klon
-          xmin = MIN(frugs(i, 1), xmin)
-          xmax = MAX(frugs(i, 1), xmax)
-       ENDDO
-       PRINT *, 'rugosite <RUG>', xmin, xmax
-       DO nsrf = 2, nbsrf
-          DO i = 1, klon
-             frugs(i, nsrf) = frugs(i, 1)
-          ENDDO
-       ENDDO
-    ENDIF
+    call NF95_INQ_VARID(ncid_startphy, "RUG", varid)
+    call nf95_get_var(ncid_startphy, varid, frugs)
 
     ! Lecture de l'age de la neige:
 
-    ierr = NF90_INQ_VARID(ncid, "AGESNO", varid)
-    IF (ierr /= NF90_NOERR) THEN
-       PRINT *, 'phyetat0: Le champ <AGESNO> est absent'
-       PRINT *, ' Mais je vais essayer de lire AGESNO**'
-       DO nsrf = 1, nbsrf
-          IF (nsrf > 99) THEN
-             PRINT *, "Trop de sous-mailles"
-             stop 1
-          ENDIF
-          WRITE(str2, '(i2.2)') nsrf
-          ierr = NF90_INQ_VARID(ncid, "AGESNO"//str2, varid)
-          IF (ierr /= NF90_NOERR) THEN
-             PRINT *, "phyetat0: Le champ <AGESNO"//str2//"> est absent"
-             agesno = 50.0
-          ENDIF
-          call NF95_GET_VAR(ncid, varid, agesno(:, nsrf))
-          xmin = 1.0E+20
-          xmax = -1.0E+20
-          DO i = 1, klon
-             xmin = MIN(agesno(i, nsrf), xmin)
-             xmax = MAX(agesno(i, nsrf), xmax)
-          ENDDO
-          PRINT *, 'Age de la neige AGESNO**:', nsrf, xmin, xmax
-       ENDDO
-    ELSE
-       PRINT *, 'phyetat0: Le champ <AGESNO> est present'
-       PRINT *, ' J ignore donc les autres AGESNO**'
-       call nf95_get_var(ncid, varid, agesno(:, 1))
-       xmin = 1.0E+20
-       xmax = -1.0E+20
-       DO i = 1, klon
-          xmin = MIN(agesno(i, 1), xmin)
-          xmax = MAX(agesno(i, 1), xmax)
-       ENDDO
-       PRINT *, 'Age de la neige <AGESNO>', xmin, xmax
-       DO nsrf = 2, nbsrf
-          DO i = 1, klon
-             agesno(i, nsrf) = agesno(i, 1)
-          ENDDO
-       ENDDO
-    ENDIF
-
-    call NF95_INQ_VARID(ncid, "ZMEA", varid)
-    call NF95_GET_VAR(ncid, varid, zmea)
-    xmin = 1.0E+20
-    xmax = -1.0E+20
-    DO i = 1, klon
-       xmin = MIN(zmea(i), xmin)
-       xmax = MAX(zmea(i), xmax)
-    ENDDO
-    PRINT *, 'OROGRAPHIE SOUS-MAILLE zmea:', xmin, xmax
-
-    call NF95_INQ_VARID(ncid, "ZSTD", varid)
-    call NF95_GET_VAR(ncid, varid, zstd)
-    xmin = 1.0E+20
-    xmax = -1.0E+20
-    DO i = 1, klon
-       xmin = MIN(zstd(i), xmin)
-       xmax = MAX(zstd(i), xmax)
-    ENDDO
-    PRINT *, 'OROGRAPHIE SOUS-MAILLE zstd:', xmin, xmax
-
-    call NF95_INQ_VARID(ncid, "ZSIG", varid)
-    call NF95_GET_VAR(ncid, varid, zsig)
-    xmin = 1.0E+20
-    xmax = -1.0E+20
-    DO i = 1, klon
-       xmin = MIN(zsig(i), xmin)
-       xmax = MAX(zsig(i), xmax)
-    ENDDO
-    PRINT *, 'OROGRAPHIE SOUS-MAILLE zsig:', xmin, xmax
-
-    call NF95_INQ_VARID(ncid, "ZGAM", varid)
-    call NF95_GET_VAR(ncid, varid, zgam)
-    xmin = 1.0E+20
-    xmax = -1.0E+20
-    DO i = 1, klon
-       xmin = MIN(zgam(i), xmin)
-       xmax = MAX(zgam(i), xmax)
-    ENDDO
-    PRINT *, 'OROGRAPHIE SOUS-MAILLE zgam:', xmin, xmax
-
-    call NF95_INQ_VARID(ncid, "ZTHE", varid)
-    call NF95_GET_VAR(ncid, varid, zthe)
-    xmin = 1.0E+20
-    xmax = -1.0E+20
-    DO i = 1, klon
-       xmin = MIN(zthe(i), xmin)
-       xmax = MAX(zthe(i), xmax)
-    ENDDO
-    PRINT *, 'OROGRAPHIE SOUS-MAILLE zthe:', xmin, xmax
-
-    call NF95_INQ_VARID(ncid, "ZPIC", varid)
-    call NF95_GET_VAR(ncid, varid, zpic)
-    xmin = 1.0E+20
-    xmax = -1.0E+20
-    DO i = 1, klon
-       xmin = MIN(zpic(i), xmin)
-       xmax = MAX(zpic(i), xmax)
-    ENDDO
-    PRINT *, 'OROGRAPHIE SOUS-MAILLE zpic:', xmin, xmax
-
-    call NF95_INQ_VARID(ncid, "ZVAL", varid)
-    call NF95_GET_VAR(ncid, varid, zval)
-    xmin = 1.0E+20
-    xmax = -1.0E+20
-    DO i = 1, klon
-       xmin = MIN(zval(i), xmin)
-       xmax = MAX(zval(i), xmax)
-    ENDDO
-    PRINT *, 'OROGRAPHIE SOUS-MAILLE zval:', xmin, xmax
+    call NF95_INQ_VARID(ncid_startphy, "AGESNO", varid)
+    call nf95_get_var(ncid_startphy, varid, agesno)
+
+    call NF95_INQ_VARID(ncid_startphy, "ZMEA", varid)
+    call NF95_GET_VAR(ncid_startphy, varid, zmea)
+
+    call NF95_INQ_VARID(ncid_startphy, "ZSTD", varid)
+    call NF95_GET_VAR(ncid_startphy, varid, zstd)
+
+    call NF95_INQ_VARID(ncid_startphy, "ZSIG", varid)
+    call NF95_GET_VAR(ncid_startphy, varid, zsig)
+
+    call NF95_INQ_VARID(ncid_startphy, "ZGAM", varid)
+    call NF95_GET_VAR(ncid_startphy, varid, zgam)
+
+    call NF95_INQ_VARID(ncid_startphy, "ZTHE", varid)
+    call NF95_GET_VAR(ncid_startphy, varid, zthe)
+
+    call NF95_INQ_VARID(ncid_startphy, "ZPIC", varid)
+    call NF95_GET_VAR(ncid_startphy, varid, zpic)
+
+    call NF95_INQ_VARID(ncid_startphy, "ZVAL", varid)
+    call NF95_GET_VAR(ncid_startphy, varid, zval)
 
     ancien_ok = .TRUE.
 
-    ierr = NF90_INQ_VARID(ncid, "TANCIEN", varid)
+    ierr = NF90_INQ_VARID(ncid_startphy, "TANCIEN", varid)
     IF (ierr /= NF90_NOERR) THEN
        PRINT *, "phyetat0: Le champ <TANCIEN> est absent"
        PRINT *, "Depart legerement fausse. Mais je continue"
        ancien_ok = .FALSE.
     ELSE
-       call nf95_get_var(ncid, varid, t_ancien)
+       call nf95_get_var(ncid_startphy, varid, t_ancien)
     ENDIF
 
-    ierr = NF90_INQ_VARID(ncid, "QANCIEN", varid)
+    ierr = NF90_INQ_VARID(ncid_startphy, "QANCIEN", varid)
     IF (ierr /= NF90_NOERR) THEN
        PRINT *, "phyetat0: Le champ <QANCIEN> est absent"
        PRINT *, "Depart legerement fausse. Mais je continue"
        ancien_ok = .FALSE.
     ELSE
-       call nf95_get_var(ncid, varid, q_ancien)
+       call nf95_get_var(ncid_startphy, varid, q_ancien)
     ENDIF
 
-    ierr = NF90_INQ_VARID(ncid, "CLWCON", varid)
+    ierr = NF90_INQ_VARID(ncid_startphy, "CLWCON", varid)
     IF (ierr /= NF90_NOERR) THEN
        PRINT *, "phyetat0: Le champ CLWCON est absent"
        PRINT *, "Depart legerement fausse. Mais je continue"
        clwcon = 0.
     ELSE
-       call nf95_get_var(ncid, varid, clwcon(:, 1))
+       call nf95_get_var(ncid_startphy, varid, clwcon(:, 1))
        clwcon(:, 2:) = 0.
     ENDIF
-    xmin = 1.0E+20
-    xmax = -1.0E+20
-    xmin = MINval(clwcon)
-    xmax = MAXval(clwcon)
-    PRINT *, 'Eau liquide convective (ecart-type) clwcon:', xmin, xmax
 
-    ierr = NF90_INQ_VARID(ncid, "RNEBCON", varid)
+    ierr = NF90_INQ_VARID(ncid_startphy, "RNEBCON", varid)
     IF (ierr /= NF90_NOERR) THEN
        PRINT *, "phyetat0: Le champ RNEBCON est absent"
        PRINT *, "Depart legerement fausse. Mais je continue"
        rnebcon = 0.
     ELSE
-       call nf95_get_var(ncid, varid, rnebcon(:, 1))
+       call nf95_get_var(ncid_startphy, varid, rnebcon(:, 1))
        rnebcon(:, 2:) = 0.
     ENDIF
-    xmin = 1.0E+20
-    xmax = -1.0E+20
-    xmin = MINval(rnebcon)
-    xmax = MAXval(rnebcon)
-    PRINT *, 'Nebulosite convective (ecart-type) rnebcon:', xmin, xmax
 
     ! Lecture ratqs
 
-    ierr = NF90_INQ_VARID(ncid, "RATQS", varid)
+    ierr = NF90_INQ_VARID(ncid_startphy, "RATQS", varid)
     IF (ierr /= NF90_NOERR) THEN
        PRINT *, "phyetat0: Le champ <RATQS> est absent"
        PRINT *, "Depart legerement fausse. Mais je continue"
        ratqs = 0.
     ELSE
-       call nf95_get_var(ncid, varid, ratqs(:, 1))
+       call nf95_get_var(ncid_startphy, varid, ratqs(:, 1))
        ratqs(:, 2:) = 0.
     ENDIF
-    xmin = 1.0E+20
-    xmax = -1.0E+20
-    xmin = MINval(ratqs)
-    xmax = MAXval(ratqs)
-    PRINT *, '(ecart-type) ratqs:', xmin, xmax
 
     ! Lecture run_off_lic_0
 
-    ierr = NF90_INQ_VARID(ncid, "RUNOFFLIC0", varid)
+    ierr = NF90_INQ_VARID(ncid_startphy, "RUNOFFLIC0", varid)
     IF (ierr /= NF90_NOERR) THEN
        PRINT *, "phyetat0: Le champ <RUNOFFLIC0> est absent"
        PRINT *, "Depart legerement fausse. Mais je continue"
        run_off_lic_0 = 0.
     ELSE
-       call nf95_get_var(ncid, varid, run_off_lic_0)
+       call nf95_get_var(ncid_startphy, varid, run_off_lic_0)
     ENDIF
-    xmin = 1.0E+20
-    xmax = -1.0E+20
-    xmin = MINval(run_off_lic_0)
-    xmax = MAXval(run_off_lic_0)
-    PRINT *, '(ecart-type) run_off_lic_0:', xmin, xmax
-
-    call nf95_inq_varid(ncid, "sig1", varid)
-    call nf95_get_var(ncid, varid, sig1)
 
-    call nf95_inq_varid(ncid, "w01", varid)
-    call nf95_get_var(ncid, varid, w01)
+    call nf95_inq_varid(ncid_startphy, "sig1", varid)
+    call nf95_get_var(ncid_startphy, varid, sig1)
 
-    call NF95_CLOSE(ncid)
+    call nf95_inq_varid(ncid_startphy, "w01", varid)
+    call nf95_get_var(ncid_startphy, varid, w01)
 
   END SUBROUTINE phyetat0