--- trunk/phylmd/Interface_surf/coef_diff_turb.f	2018/07/24 16:40:15	289
+++ trunk/phylmd/Interface_surf/coef_diff_turb.f	2018/09/06 14:25:07	303
@@ -4,8 +4,8 @@
 
 contains
 
-  subroutine coef_diff_turb(dtime, nsrf, ni, paprs, pplay, u, v, q, t, ts, &
-       cdragm, zgeop, coefm, coefh, q2)
+  subroutine coef_diff_turb(nsrf, ni, paprs, pplay, u, v, q, t, ts, cdragm, &
+       zgeop, coefm, coefh, q2)
 
     ! Computes coefficients for turbulent diffusion in the atmosphere.
 
@@ -21,7 +21,6 @@
     use ustarhb_m, only: ustarhb
     use yamada4_m, only: yamada4
 
-    REAL, INTENT(IN):: dtime ! interval du temps (secondes)
     INTEGER, INTENT(IN):: nsrf
     INTEGER, INTENT(IN):: ni(:) ! (knon)
     REAL, INTENT(IN):: paprs(:, :) ! (knon, klev + 1)
@@ -64,10 +63,10 @@
             * (paprs(:, 1) / pplay(:, k))**rkappa * (1. + 0.61 * q(:, k))
 
        zlev(:, 1) = 0.
-       zlev(:, klev + 1) = 2. * zlay(:, klev) - zlay(:, klev - 1)
        forall (k = 2:klev) zlev(:, k) = 0.5 * (zlay(:, k) + zlay(:, k-1))
+       zlev(:, klev + 1) = 2. * zlay(:, klev) - zlev(:, klev)
 
-       CALL yamada4(dtime, zlev, zlay, u, v, teta, q2, coefm, coefh, &
+       CALL yamada4(zlev, zlay, u, v, teta, q2, coefm, coefh, &
             ustarhb(u(:, 1), v(:, 1), cdragm))
     else
        CALL coefkz(nsrf, paprs, pplay, ts, u, v, t, q, zgeop, coefm, coefh)