diff --git a/agrolib/dbMeteoGrid/dbMeteoGrid.cpp b/agrolib/dbMeteoGrid/dbMeteoGrid.cpp
index 8189188d..c2ac990b 100644
--- a/agrolib/dbMeteoGrid/dbMeteoGrid.cpp
+++ b/agrolib/dbMeteoGrid/dbMeteoGrid.cpp
@@ -773,7 +773,6 @@ QString Crit3DMeteoGridDbHandler::getDailyVarField(meteoVariable meteoGridDailyV
 
 meteoVariable Crit3DMeteoGridDbHandler::getDailyVarEnum(int varCode)
 {
-
     if (varCode == NODATA)
     {
         return noMeteoVar;
@@ -791,6 +790,7 @@ meteoVariable Crit3DMeteoGridDbHandler::getDailyVarEnum(int varCode)
     return noMeteoVar;
 }
 
+
 meteoVariable Crit3DMeteoGridDbHandler::getDailyVarFieldEnum(QString varField)
 {
 
@@ -1724,64 +1724,71 @@ bool Crit3DMeteoGridDbHandler::updateGridDate(QString *myError)
     }
 
     return true;
-
 }
 
 
-bool Crit3DMeteoGridDbHandler::loadGridDailyData(QString &myError, QString meteoPoint, QDate first, QDate last)
+bool Crit3DMeteoGridDbHandler::loadGridDailyData(QString &errorStr, const QString &meteoPoint, const QDate &first, const QDate &last)
 {
-    myError = "";
+    errorStr = "";
 
     QSqlQuery qry(_db);
     QString tableD = _tableDaily.prefix + meteoPoint + _tableDaily.postFix;
-    QDate date;
-    int varCode;
-    float value;
 
     unsigned row, col;
-
     if ( !_meteoGrid->findMeteoPointFromId(&row, &col, meteoPoint.toStdString()) )
     {
-        myError = "Missing MeteoPoint id";
+        errorStr = "Missing MeteoPoint id";
         return false;
     }
 
     int numberOfDays = first.daysTo(last) + 1;
-    _meteoGrid->meteoPointPointer(row,col)->initializeObsDataD(numberOfDays, getCrit3DDate(first));
+    _meteoGrid->meteoPointPointer(row, col)->initializeObsDataD(numberOfDays, getCrit3DDate(first));
 
-    QString statement = QString("SELECT * FROM `%1` WHERE %2 >= '%3' AND %2 <= '%4' ORDER BY %2").arg(tableD, _tableDaily.fieldTime, first.toString("yyyy-MM-dd"), last.toString("yyyy-MM-dd"));
+    QString statement;
+    if (first == last)
+    {
+        statement = QString("SELECT * FROM `%1` WHERE %2 = '%3'").arg(tableD, _tableDaily.fieldTime, first.toString("yyyy-MM-dd"));
+    }
+    else
+    {
+        statement = QString("SELECT * FROM `%1` WHERE %2 >= '%3' AND %2 <= '%4' ORDER BY %2")
+                            .arg(tableD, _tableDaily.fieldTime, first.toString("yyyy-MM-dd"), last.toString("yyyy-MM-dd"));
+    }
     qry.prepare(statement);
-    if( !qry.exec())
+
+    if(! qry.exec())
     {
-        myError = qry.lastError().text();
+        errorStr = qry.lastError().text();
         return false;
     }
-    else
+
+    int varCode;
+    float value;
+    QDate date;
+
+    while (qry.next())
     {
-        while (qry.next())
+        if (! getValue(qry.value(_tableDaily.fieldTime), &date))
         {
-            if (!getValue(qry.value(_tableDaily.fieldTime), &date))
-            {
-                myError = "Missing fieldTime";
-                return false;
-            }
+            errorStr = "Missing " + _tableDaily.fieldTime;
+            return false;
+        }
 
-            if (!getValue(qry.value("VariableCode"), &varCode))
-            {
-                myError = "Missing VariableCode";
-                return false;
-            }
+        if (! getValue(qry.value("VariableCode"), &varCode))
+        {
+            errorStr = "Missing VariableCode";
+            return false;
+        }
 
-            if (!getValue(qry.value("Value"), &value))
-            {
-                myError = "Missing Value";
-            }
+        if (! getValue(qry.value("Value"), &value))
+        {
+            // no data
+        }
 
-            meteoVariable variable = getDailyVarEnum(varCode);
+        meteoVariable variable = getDailyVarEnum(varCode);
 
-            if (! _meteoGrid->meteoPointPointer(row,col)->setMeteoPointValueD(getCrit3DDate(date), variable, value))
-                return false;
-        }
+        if (! _meteoGrid->meteoPointPointer(row, col)->setMeteoPointValueD(getCrit3DDate(date), variable, value))
+            return false;
     }
 
     return true;
diff --git a/agrolib/dbMeteoGrid/dbMeteoGrid.h b/agrolib/dbMeteoGrid/dbMeteoGrid.h
index 5c4f8cb2..8bbf6fb0 100644
--- a/agrolib/dbMeteoGrid/dbMeteoGrid.h
+++ b/agrolib/dbMeteoGrid/dbMeteoGrid.h
@@ -112,7 +112,7 @@
         bool loadIdMeteoProperties(QString *myError, QString idMeteo);
         bool updateGridDate(QString *myError);
 
-        bool loadGridDailyData(QString &myError, QString meteoPoint, QDate first, QDate last);
+        bool loadGridDailyData(QString &errorStr, const QString &meteoPoint, const QDate &first, const QDate &last);
         bool loadGridDailyDataFixedFields(QString &myError, QString meteoPoint, QDate first, QDate last);
         bool loadGridDailyDataEnsemble(QString &myError, QString meteoPoint, int memberNr, QDate first, QDate last);
         bool loadGridHourlyData(QString &myError, QString meteoPoint, QDateTime first, QDateTime last);
diff --git a/agrolib/project/project.cpp b/agrolib/project/project.cpp
index 02c46514..d91082dd 100644
--- a/agrolib/project/project.cpp
+++ b/agrolib/project/project.cpp
@@ -1,4 +1,5 @@
 #include "project.h"
+#include "dbMeteoGrid.h"
 #include "commonConstants.h"
 #include "basicMath.h"
 #include "spatialControl.h"
@@ -1503,14 +1504,14 @@ bool Project::loadMeteoGridDailyData(QDate firstDate, QDate lastDate, bool showI
                         int memberNr = 1;
                         if (this->meteoGridDbHandler->loadGridDailyDataEnsemble(errorString, QString::fromStdString(id), memberNr, firstDate, lastDate))
                         {
-                            count = count + 1;
+                            count++;
                         }
                     }
                     else
                     {
                         if (this->meteoGridDbHandler->loadGridDailyData(errorString, QString::fromStdString(id), firstDate, lastDate))
                         {
-                            count = count + 1;
+                            count++;
                         }
                     }
                 }
@@ -1518,7 +1519,7 @@ bool Project::loadMeteoGridDailyData(QDate firstDate, QDate lastDate, bool showI
                 {
                     if (this->meteoGridDbHandler->loadGridDailyDataFixedFields(errorString, QString::fromStdString(id), firstDate, lastDate))
                     {
-                        count = count + 1;
+                        count++;
                     }
                 }
             }