Proceedings of the 71st Annual Western Orchard Pest and Disease Management Conference, held January 8-10, 1997 at the Imperial Hotel in Portland, Oregon.
Proceedings of the 53rd Annual Western Orchard Pest and Disease Management Conference, held January 10-12, 1979 at the Imperial Hotel in Portland, Oregon.
Proceedings of the 76th Annual Western Orchard Pest and Disease Management Conference, held January 9-11, 2002 at the Imperial Hotel in Portland, Oregon.