private void Cantoncbo_SelectedIndexChanged(object sender, EventArgs e)
{
id_Canton = Cantoncbo.SelectedValue.ToString();
string nombreCanton = Cantoncbo.Text;
List <CANTONES> ls = R_Humanos.ConsultarCanton(nombreCanton);
CANTONES c = new CANTONES();
foreach (CANTONES item in ls)
{
c.ID_Cantones = item.ID_Cantones;
}
canton_id = c.ID_Cantones;
CargarCombosDistritos();
}