Proceedings of the 52nd Annual Western Orchard Pest and Disease Management Conference, held January 11-13, 1978 at the Imperial Hotel in Portland, Oregon.
Proceedings of the 63rd Annual Western Orchard Pest and Disease Management Conference, held January 11-13, 1989 at the Imperial Hotel in Portland, Oregon.
Proceedings of the 64th Annual Western Orchard Pest and Disease Management Conference, held January 10-12, 1991 at the Imperial Hotel in Portland, Oregon.
Proceedings of the 66th Annual Western Orchard Pest and Disease Management Conference, held January 8-10, 1992 at the Imperial Hotel in Portland, Oregon.
Proceedings of the 82nd Annual Pacific Northwest Insect Management Conference, held January 9-10, 2020 at the Hilton Hotel in Portland, Oregon. These are research reports only, not management recommendations.