The idea of a producer plebiscite on the future of the Canadian Wheat Board was the focus of discussion yesterday in Ottawa.  The idea of a producer plebiscite on the future of the Canadian Wheat Board was the focus of discussion yesterday in Ottawa.  Saskatchewan's Agriculture Minister appeared before the House of Commons Standing Committee on Agriculture.  Mark Wartman is in favor of a producer plebiscite on the issue saying the decision should be in farmers hands.  Wartman says he'd like to see a Federal Plebiscite adding he’s undecided whether to hold a provincial vote on the issue as Manitoba has decided to do.