diff --git a/application/admin/controllers/DataController.php b/application/admin/controllers/DataController.php
index 8c9fe1d5..0e6efa9d 100755
--- a/application/admin/controllers/DataController.php
+++ b/application/admin/controllers/DataController.php
@@ -43,6 +43,11 @@ class Admin_DataController extends Zend_Controller_Action
     		}
     		$this->view->msg='成功同步元数据！';
     	} elseif ($source=="watergn" && empty($uuid) ) {
+    		//首先删除所有的黑河试验数据
+    		$sql="delete from metadata where source='0595169a-279e-4b95-819f-129d0ba4280d'";
+    		$this->db->query($sql);
+    		$sql="delete from responsible where id not in (select distinct(resid) from role)";
+    		$this->db->query($sql);
     		//同步黑河遥感实验的元数据
     		$sql="select uuid,data,source from watergn where schemaid='iso19115'";
     		$rs=$this->db->fetchAll($sql);
@@ -700,6 +705,9 @@ class Admin_DataController extends Zend_Controller_Action
       //先删除已有元数据，然后再插入新数据
       $sql="delete from metadata where uuid=?";
       $this->db->query($sql,array($iso->uuid));
+      //删除所有未用到的responsible数据
+      $sql="delete from responsible where id not in (select distinct(resid) from role)";
+      $this->db->query($sql);
       $row=$md->createRow();
 		$trow=$thumb->createRow();
 		$row->uuid=$iso->uuid;
@@ -827,25 +835,25 @@ class Admin_DataController extends Zend_Controller_Action
 				foreach($inds as $ind)
 				{
 					$sql="select id from responsible where individual=? and organisation=?";
-					$row=$this->db->fetchRow($sql,array($ind,$au['organisation']));
+					$row=$this->db->fetchRow($sql,array(trim($ind),trim($au['organisation'])));
 					if (!$row)
 					{
 						$sql="insert into responsible (individual,organisation,position,delivery,phone,email,city,country,administrative,postal) values(?,?,?,?,?,?,?,?,?,?)";
-						$this->db->query($sql,array($ind,$au['organisation'],$au['position'],$au['delivery'],$au['phone'],$au['email'],$au['city'],$au['country'],$au['administrative'],$au['postal']));
-					} else {
+						$this->db->query($sql,array(trim($ind),trim($au['organisation']),trim($au['position']),trim($au['delivery']),trim($au['phone']),trim($au['email']),trim($au['city']),trim($au['country']),trim($au['administrative']),trim($au['postal'])));
+					} elseif (count($inds)==1) {
 						//deal email address
 						if (($au['email']) && empty($row->email))
 						{
 							$sql="update responsible set email=? where id=?";
-							$this->db->query($sql,array($au['email'],$row->id));
+							$this->db->query($sql,array(trim($au['email']),$row->id));
 						}
 					}
 					$sql="select id from responsible where individual=? and organisation=?";
-					$row=$this->db->fetchRow($sql,array($ind,$au['organisation']));
+					$row=$this->db->fetchRow($sql,array(trim($ind),trim($au['organisation'])));
 					if ($row->id>0)
 					{
 						$sql="insert into role (resid,uuid,role) values(?,?,?)";
-						$this->db->query($sql,array($row->id,$iso->uuid,$au['role']));
+						$this->db->query($sql,array($row->id,$iso->uuid,trim($au['role'])));
 					}
 				}
 			}
diff --git a/application/admin/views/scripts/index/index.phtml b/application/admin/views/scripts/index/index.phtml
index fef718e5..08c83777 100755
--- a/application/admin/views/scripts/index/index.phtml
+++ b/application/admin/views/scripts/index/index.phtml
@@ -19,6 +19,7 @@
 <li><a href="/admin/data">数据管理</a></li>
 <li><a href="/admin/watermd">WATER元数据处理工具</a></li>
 <li><a href="/admin/test">数据测试管理</a></li>
+<li><a href="/admin/dbtool">数据库工具</a></li>
 </ul>
     
 </div>