/// <summary>
 /// Listar
 /// </summary>
 /// <param name="nomInsumo"></param>
 public SIGEEA_spObtenerInsumoResult ObtenerInsumo(int pkInsumo)
 {
     DataClasses1DataContext dc = new DataClasses1DataContext();
     return dc.SIGEEA_spObtenerInsumo(pkInsumo).FirstOrDefault();
 }