private List<FMDS_FarmPlotNewInfo> GetSame(List<FMDS_FarmPlotNewInfo> lst)

    {

        List<FMDS_FarmPlotNewInfo> newlst = new List<FMDS_FarmPlotNewInfo>();

        newlst = (from n in lst

                   group n by new { subFarmID = n.SubFarmID, WorkStationID = n.WorkStationID, FarmPlotName = n.FarmPlotName, SubFarmName = n.SubFarmName, TaskAreaName=n.TaskAreaName } into g

                   where g.Count()>=

                  select new FMDS_FarmPlotNewInfo

                  {

                       FarmPlotName=g.Key.FarmPlotName,

                       SubFarmID=g.Key.subFarmID,

                       SubFarmName=g.Key.SubFarmName,

                       WorkStationID=g.Key.WorkStationID,

                       TaskAreaName=g.Key.TaskAreaName,

                   }).ToList<FMDS_FarmPlotNewInfo>();

        return newlst;

    }