The Oregon State University Nursery Group Reflects an integration of skills and knowledge in pest management, plant propagation, plant nutrition, soil science, ecology, economics, and policy. Courses Handbooks Training Modules Production Integrated Pest Management Pathology Breeding Weed Science Christmas Tree North Willamette Research and Extension Center OSU Horticulture Department Tweets by NackleyLab Tweets by PNWNurseryIPM Niklaus Grunwald Professor (Courtesy) Judith Kowalski Bio Science Research Tech 3 Chal Landgren Academic Wage Appt - Salaried