public static function isChildAgriculture($AgricultureId, $ChildAgricultureId)
 {
     $ischild = false;
     $obj_retResult = DAL_manageAgriculture::getAgricultureListByAgricultureId($ChildAgricultureId);
     //get child node
     if ($obj_retResult->type == 1) {
         $arr_AgricultureList = $obj_retResult->data;
         $obj_Agriculture = $arr_AgricultureList[0];
         $arrParentIds = explode(",", $obj_Agriculture->Url);
         foreach ($arrParentIds as $AgricultureParentId) {
             if ($AgricultureParentId == $AgricultureId) {
                 $ischild = true;
             }
         }
     }
     return $ischild;
 }