Index: LMDZ5/trunk/DefLists/field_def_lmdz.xml
===================================================================
--- LMDZ5/trunk/DefLists/field_def_lmdz.xml	(revision 2278)
+++ LMDZ5/trunk/DefLists/field_def_lmdz.xml	(revision 2279)
@@ -212,46 +212,46 @@
         <field id="alp_bl_conv"    long_name="ALP_BL_CONV"    unit="W/m2" />
         <field id="alp_bl_stat"    long_name="ALP_BL_STAT"    unit="W/m2" />
-        <field id="u850"    long_name="Zonal wind 1hPa"    unit="m/s" />
-        <field id="u700"    long_name="Zonal wind 2hPa"    unit="m/s" />
-        <field id="u500"    long_name="Zonal wind 3hPa"    unit="m/s" />
-        <field id="u200"    long_name="Zonal wind 4hPa"    unit="m/s" />
-        <field id="u100"    long_name="Zonal wind 5hPa"    unit="m/s" />
-        <field id="u50"     long_name="Zonal wind 6hPa"    unit="m/s" />
-        <field id="u10"     long_name="Zonal wind 7hPa"    unit="m/s" />
-        <field id="v850"    long_name="Meridional wind 1hPa"    unit="m/s" />
-        <field id="v700"    long_name="Meridional wind 2hPa"    unit="m/s" />
-        <field id="v500"    long_name="Meridional wind 3hPa"    unit="m/s" />
-        <field id="v200"    long_name="Meridional wind 4hPa"    unit="m/s" />
-        <field id="v100"    long_name="Meridional wind 5hPa"    unit="m/s" />
-        <field id="v50"     long_name="Meridional wind 6hPa"    unit="m/s" />
-        <field id="v10"    long_name="Meridional wind 7hPa"    unit="m/s" />
-        <field id="w850"    long_name="Vertical wind 1hPa"    unit="Pa/s" />
-        <field id="w700"    long_name="Vertical wind 2hPa"    unit="Pa/s" />
-        <field id="w500"    long_name="Vertical wind 3hPa"    unit="Pa/s" />
-        <field id="w200"    long_name="Vertical wind 4hPa"    unit="Pa/s" />
-        <field id="w100"    long_name="Vertical wind 5hPa"    unit="Pa/s" />
-        <field id="w50"    long_name="Vertical wind 6hPa"    unit="Pa/s" />
-        <field id="w10"    long_name="Vertical wind 7hPa"    unit="Pa/s" />
-        <field id="t850"    long_name="Temperature 1hPa"    unit="K" />
-        <field id="t700"    long_name="Temperature 2hPa"    unit="K" />
-        <field id="t500"    long_name="Temperature 3hPa"    unit="K" />
-        <field id="t200"    long_name="Temperature 4hPa"    unit="K" />
-        <field id="t100"    long_name="Temperature 5hPa"    unit="K" />
-        <field id="t50"    long_name="Temperature 6hPa"    unit="K" />
-        <field id="t10"    long_name="Temperature 7hPa"    unit="K" />
-        <field id="q850"    long_name="Specific humidity 1hPa"    unit="kg/kg" />
-        <field id="q700"    long_name="Specific humidity 2hPa"    unit="kg/kg" />
-        <field id="q500"    long_name="Specific humidity 3hPa"    unit="kg/kg" />
-        <field id="q200"    long_name="Specific humidity 4hPa"    unit="kg/kg" />
-        <field id="q100"    long_name="Specific humidity 5hPa"    unit="kg/kg" />
-        <field id="q50"    long_name="Specific humidity 6hPa"    unit="kg/kg" />
-        <field id="q10"    long_name="Specific humidity 7hPa"    unit="kg/kg" />
-        <field id="z850"    long_name="Geopotential height 1hPa"    unit="m" />
-        <field id="z700"    long_name="Geopotential height 2hPa"    unit="m" />
-        <field id="z500"    long_name="Geopotential height 3hPa"    unit="m" />
-        <field id="z200"    long_name="Geopotential height 4hPa"    unit="m" />
-        <field id="z100"    long_name="Geopotential height 5hPa"    unit="m" />
-        <field id="z50"    long_name="Geopotential height 6hPa"    unit="m" />
-        <field id="z10"    long_name="Geopotential height 7hPa"    unit="m" />
+        <field id="u850"    long_name="Zonal wind 850hPa"    unit="m/s" />
+        <field id="u700"    long_name="Zonal wind 700hPa"    unit="m/s" />
+        <field id="u500"    long_name="Zonal wind 500hPa"    unit="m/s" />
+        <field id="u200"    long_name="Zonal wind 200hPa"    unit="m/s" />
+        <field id="u100"    long_name="Zonal wind 100hPa"    unit="m/s" />
+        <field id="u50"     long_name="Zonal wind 50hPa"    unit="m/s" />
+        <field id="u10"     long_name="Zonal wind 10hPa"    unit="m/s" />
+        <field id="v850"    long_name="Meridional wind 850hPa"    unit="m/s" />
+        <field id="v700"    long_name="Meridional wind 700hPa"    unit="m/s" />
+        <field id="v500"    long_name="Meridional wind 500hPa"    unit="m/s" />
+        <field id="v200"    long_name="Meridional wind 200hPa"    unit="m/s" />
+        <field id="v100"    long_name="Meridional wind 100hPa"    unit="m/s" />
+        <field id="v50"     long_name="Meridional wind 50hPa"    unit="m/s" />
+        <field id="v10"    long_name="Meridional wind 10hPa"    unit="m/s" />
+        <field id="w850"    long_name="Vertical wind 850hPa"    unit="Pa/s" />
+        <field id="w700"    long_name="Vertical wind 700hPa"    unit="Pa/s" />
+        <field id="w500"    long_name="Vertical wind 500hPa"    unit="Pa/s" />
+        <field id="w200"    long_name="Vertical wind 200hPa"    unit="Pa/s" />
+        <field id="w100"    long_name="Vertical wind 100hPa"    unit="Pa/s" />
+        <field id="w50"    long_name="Vertical wind 50hPa"    unit="Pa/s" />
+        <field id="w10"    long_name="Vertical wind 10hPa"    unit="Pa/s" />
+        <field id="t850"    long_name="Temperature 850hPa"    unit="K" />
+        <field id="t700"    long_name="Temperature 700hPa"    unit="K" />
+        <field id="t500"    long_name="Temperature 500hPa"    unit="K" />
+        <field id="t200"    long_name="Temperature 200hPa"    unit="K" />
+        <field id="t100"    long_name="Temperature 100hPa"    unit="K" />
+        <field id="t50"    long_name="Temperature 50hPa"    unit="K" />
+        <field id="t10"    long_name="Temperature 10hPa"    unit="K" />
+        <field id="q850"    long_name="Specific humidity 850hPa"    unit="kg/kg" />
+        <field id="q700"    long_name="Specific humidity 700hPa"    unit="kg/kg" />
+        <field id="q500"    long_name="Specific humidity 500hPa"    unit="kg/kg" />
+        <field id="q200"    long_name="Specific humidity 200hPa"    unit="kg/kg" />
+        <field id="q100"    long_name="Specific humidity 100hPa"    unit="kg/kg" />
+        <field id="q50"    long_name="Specific humidity 50hPa"    unit="kg/kg" />
+        <field id="q10"    long_name="Specific humidity 10hPa"    unit="kg/kg" />
+        <field id="z850"    long_name="Geopotential height 850hPa"    unit="m" />
+        <field id="z700"    long_name="Geopotential height 700hPa"    unit="m" />
+        <field id="z500"    long_name="Geopotential height 500hPa"    unit="m" />
+        <field id="z200"    long_name="Geopotential height 200hPa"    unit="m" />
+        <field id="z100"    long_name="Geopotential height 100hPa"    unit="m" />
+        <field id="z50"    long_name="Geopotential height 50hPa"    unit="m" />
+        <field id="z10"    long_name="Geopotential height 10hPa"    unit="m" />
         <field id="t_oce_sic"    long_name="Temp mixte oce-sic"    unit="K" />
         <field id="weakinv"    long_name="Weak inversion"    unit="-" />
Index: LMDZ5/trunk/DefLists/file_def_histLES_lmdz.xml
===================================================================
--- LMDZ5/trunk/DefLists/file_def_histLES_lmdz.xml	(revision 2278)
+++ LMDZ5/trunk/DefLists/file_def_histLES_lmdz.xml	(revision 2279)
@@ -205,5 +205,5 @@
                 <field field_ref="alp_bl_stat" level="10" />
 
-                <field_group operation="instant">
+                <field_group operation="instant" freq_op="1ts" detect_missing_value=".true.">
                     <field field_ref="u850" level="10" />
                     <field field_ref="u700" level="10" />
Index: LMDZ5/trunk/DefLists/file_def_histday_lmdz.xml
===================================================================
--- LMDZ5/trunk/DefLists/file_def_histday_lmdz.xml	(revision 2278)
+++ LMDZ5/trunk/DefLists/file_def_histday_lmdz.xml	(revision 2279)
@@ -205,5 +205,5 @@
                 <field field_ref="alp_bl_stat" level="1" />
 
-                <field_group operation="instant">
+                <field_group operation="instant" freq_op="1ts" detect_missing_value=".true.">
                     <field field_ref="u850" level="7" />
                     <field field_ref="u700" level="7" />
Index: LMDZ5/trunk/DefLists/file_def_histhf_lmdz.xml
===================================================================
--- LMDZ5/trunk/DefLists/file_def_histhf_lmdz.xml	(revision 2278)
+++ LMDZ5/trunk/DefLists/file_def_histhf_lmdz.xml	(revision 2279)
@@ -205,5 +205,5 @@
                 <field field_ref="alp_bl_stat" level="10" />
 
-                <field_group operation="instant">
+                <field_group operation="instant" freq_op="1ts" detect_missing_value=".true.">
                     <field field_ref="u850" level="10" />
                     <field field_ref="u700" level="10" />
Index: LMDZ5/trunk/DefLists/file_def_histins_lmdz.xml
===================================================================
--- LMDZ5/trunk/DefLists/file_def_histins_lmdz.xml	(revision 2278)
+++ LMDZ5/trunk/DefLists/file_def_histins_lmdz.xml	(revision 2279)
@@ -205,5 +205,5 @@
                 <field field_ref="alp_bl_stat" level="1" />
 
-                <field_group operation="instant">
+                <field_group operation="instant" freq_op="1ts" detect_missing_value=".true.">
                     <field field_ref="u850" level="7" />
                     <field field_ref="u700" level="7" />
Index: LMDZ5/trunk/DefLists/file_def_histmth_lmdz.xml
===================================================================
--- LMDZ5/trunk/DefLists/file_def_histmth_lmdz.xml	(revision 2278)
+++ LMDZ5/trunk/DefLists/file_def_histmth_lmdz.xml	(revision 2279)
@@ -205,5 +205,5 @@
                 <field field_ref="alp_bl_stat" level="1" />
 
-                <field_group operation="instant">
+                <field_group operation="instant" freq_op="1ts" detect_missing_value=".true.">
                     <field field_ref="u850" level="1" />
                     <field field_ref="u700" level="1" />
Index: LMDZ5/trunk/DefLists/file_def_histstn_lmdz.xml
===================================================================
--- LMDZ5/trunk/DefLists/file_def_histstn_lmdz.xml	(revision 2278)
+++ LMDZ5/trunk/DefLists/file_def_histstn_lmdz.xml	(revision 2279)
@@ -205,5 +205,5 @@
                 <field field_ref="alp_bl_stat" level="10" />
 
-                <field_group operation="instant">
+                <field_group operation="instant" freq_op="1ts" detect_missing_value=".true.">
                     <field field_ref="u850" level="10" />
                     <field field_ref="u700" level="10" />