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Apple Day – North Central Washington Tree Fruit Days

January 17, 2023 @ 8:30 am - 3:30 pm

Join us for the latest research-based information . 2-3 WSDA and ODA pesticide update credits pending approval. In person event with hybrid virtual option.

North Central Washington Tree Fruit Days

Join us for WSU Tree Fruit Extension Programs in North Central Washington. Co-sponsored by Northwest Cherries, Pear Bureau Northwest, NCW Fieldmen’s Association, Chelan Future Farmers of America and the Okanogan Horticultural Association. These events provide the latest research-based information on horticulture, pest and disease management. We hope you will join us to network and learn this winter. Apple, Pear and Cherry Day will be held in Wenatchee, WA January 17-19, 2023 with a virtual webinar option. Okanogan Horticultural Day February 7, 2023. Lake Chelan Horticultural Meeting January 21, 2023.

Format

NCW Tree Fruit Days events in 2023 will be held in person with a virtual option through zoom webinars for Apple, Pear and Stone Fruit Days.

Apple Day Topics

  • Natural Enemy Conservation Biological Control
  • When is Codling Moth a Problem? – Insights from the Codling Moth Survey
  • Refinement of Nonantibiotic Spray Programs for Fire Blight
  • The Role of Rootstocks in Plant Nutrition
  • Rootstock Replant Tolerance
  • AND MORE

Credits

3 pesticide update credits will be available per day with WSDA and ODA approval.

Registration

Registration is required for virtual webinar attendance. In person attendees are welcome to register to have a back-up attendance method through the webinar link. Walk-ins okay for in person participation. Register for virtual attendance.

Networking Lunch

Join us for the sponsored networking lunch which provides an opportunity to learn and network with your peers and visiting speakers. Sponsored lunch limited to the first 100 attendees per day. Apple Day Networking Lunch Sponsored by FMC. Register for lunch!

Agenda (Draft)

Session 1: Pest and Disease Management
9:00 AM When is Codling Moth a Problem – Insights from the Codling Moth Survey
Chris Adams, Oregon State University

9:20 AM The good the bad and the ugly of climate change and insects
Kirti Rajagopalan, WSU Biological Systems Engineering

9:40 AM Apple IPM reminders
Rob Curtis, WSU Entomology
Effective codling moth management as a basis for apple IPM. Mating disruption, monitoring, organic controls. New research.

10:10 AM Break

10:30 AM Natural enemy conservation biological control ‐ mitigating pesticide non-target effects
Rebecca Schmidt Jeffris, USDA Wapato
This talk will cover where to find information on pesticide non-target effects, overview pesticide non-target effects on apple natural enemies, and provide a brief research update on ongoing research.

10:55 AM Fire Blight Biology Insights to Management: New Research from Around the World
Tianna DuPont, Aina Baro, WSU Extension; Frank Zhao, Ricardo Delgado, WSU Plant Pathology
Overwintering cankers. Flower vs tree susceptibility. Shoot blight infection points. Movement in the plant. pH in the floral cup.

11:25 AM Fire Blight. Refinement of Nonantibiotic Spray Programs for Fire Blight
Ken Johnson, Oregon State University
What have we learned from 29 trials between 2013 and 2021 in Oregon. Efficacy of combined non-antibiotic programs.

11:55 AM Lunch

Session 2: Mitigating Climate Impacts

1:10 PM Vulnerabilities Due to Climate on Water Supply
Jenny Adam, Sonia Hall, Civil and Environmental Engineering WSU
We will examine the long-term water supply and demand forecast for the Columbia River Basin as a whole, with an emphasis on eastern Washington. The vulnerability of meeting future water needs to climate change will be examined and compared across watersheds.

1:35 PM Matching Irrigation Efficiency with Tree Needs Panel
Grower panel.
Use of sensors, scheduling, automation and deficit irrigation to meet irrigation needs and optimize fruit quality.

2:00 PM Netting for Hail and Sunburn Prevention
Noah Willsea, Lee Kalcsits, WSU Horticulture
Sunburn basics. Review of cooling and particle films. Methods to optimize netting for hail, sunburn prevention and color.

Session 3: Rootstocks
2:25 PM Role of Rootstocks in Plant Nutrition
Lee Kalcsits, Erica Casagrande Biasuz, Victor Blanco, Nadia Valverdi

2:50 PM Rethinking Rootstock Tolerance to Replant Disease
Tracey Somera, USDA ARS Wenatchee

How does rootstock tolerance differ according to genotype? Utilization of rootstocks with amendment-based disease control strategies. Improving our ability to utilize tolerant rootstocks.

3:15 PM Closing and Pesticide Credits

Details

Date:
January 17, 2023
Time:
8:30 am - 3:30 pm

Organizer

WSU Extension – Tianna DuPont
Phone:
(509) 293-8758
Email:
tianna.dupont@wsu.edu

Venue

Wenatchee Convention Center
Wenatchee, 98801 United States + Google Map