Drastic Changes Slated To PresentResolutions on Agenda Include Unification of Professional and Amateur Playing RulesVANCOUVER, April 8.—(C.P.)—With resolutions on the agenda advocating changes revolutionary in character as regards existing rules, the Canadian Amateur Hockey association opened its annual meeting here this morning. President Frank Greenleaf presided over the meeting which included represents tives from coast to coast.Most important item on the program was the proposed unification of professional and amateur playing rules. Under this proposal the present rules governing amateur hockey would be abandoned in favor of those used in professional ranks.Another matter, affecting future conduct of players, was a resolution to be introduced by past President W. A. Fry of Dunnville, Ont., which would provide a way for amateurs trying out for professional berths ' to retain their amateur standing if unsuccessful.Considerable discussion is expected on several resolutions dealing with branches dilatory in declaring their champions. Under these the president of the national body, in future, would be empowered to rule out of further competition any provincial representatives not ready to go into the playdowns at the stipulated time.