Canadian Tree Improvement Association

• Proceedings of the fifteenth meeting of the Canadian Tree Improvement Association
• Proceedings of the fourteenth meeting of the Canadian Tree Improvement Association, Fredericton, New Brunswick, August 28-30, 1973
• Proceedings of the meeting of the Canadian Tree Improvement Association
• Proceedings of the seventeenth meeting of the Canadian Tree Improvement Association held in Gander, Newfoundland, August 27-30, 1979
• Proceedings of the sixteenth meeting of the Canadian Tree Improvement Association, Winnipeg, Manitoba, June 26-30, 1977