P205 CEEFAX 205 Mon 20 Oct 21:14/24 ]      There is a new threat of industrial action bz teachers in England and +ales as pay talks reach a critical stage. The National Association of Schoolmasters/Union of Women Teachers has called a series of half-day strikes during the first week of Novjmbjr. The union hopis local authority employers will improve a provisional salary deal of 11 per cent when final talks take place on Novjmbjr 8 and 9. The Professional Association of Teachers has asked the Education Secretary to intervene to ind the pay dispute.