using System;

using System.Data;

using System.Xml;

using System.Collections.Generic;

using System.Linq;

using System.Data.DataSetExtensions;

public class Program

{

    public static void Main()

    {

        DataTable filteredVC = new DataTable();

         DataTable dt23 = new DataTable("Table1");

            dt23.Columns.Add("Country", typeof(string));

            dt23.Rows.Add("Ind");

            dt23.Rows.Add("Eng");

            dt23.Rows.Add(DBNull.Value);

            dt23.Rows.Add("");

​

            var filteredrows = dt23.AsEnumerable().Where(r => !(string.IsNullOrEmpty(r.Field<string>("Country"))) && (r.Field<string>("Country").ToLower() == "ind"));

            if (filteredrows.Any())

            {

            filteredVC = filteredrows.ToList().CopyToDataTable();

            }

            foreach(DataRow dtrow in filteredVC.AsEnumerable())

            {

                Console.WriteLine(dtrow["Country"]);

            }

    }

}