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Workshop: Controlling Listeria in Apple Packinghouses
Event Details
Date
August 14, 2025
Time
9:00 am - 4:00 pm
Location
Chazy Orchards
9486 Rt 9
Chazy, NY 12921
Cost
Registration : $40.00
(addl attendee $40.00 ea.)
Host
Eastern New York Commercial HorticultureWorkshop: Controlling Listeria in Apple Packinghouses
Join Cornell University Food Science experts, along with CCE ENYCHP specialists Mike Basedow and Elisabeth Hodgdon for a day-long intensive workshop on managing Listeria in apple packinghouse environments. We will review key aspects of Listeria biology, cleaning and sanitizing principles and techniques, and monitoring programs.
This program is funded in part by the Northeast Center to Advance Food Safety.
Agenda:
8:30 AM - Sign-in & Refreshments (pre-registration required)
9:00 AM - Welcome & Introductions - Mike Basedow and Elisabeth Hodgdon, CCE ENYCHP; Jay Toohill, Chazy Orchards
9:30 AM - Listeria in the Produce Packhouse Environment - Abby Snyder, Associate Professor, Cornell University, and Rory Wang, Graduate Student, Cornell University
10:30 AM - Cleaning and Sanitation - Calvin Slaughter, Graduate Student, Cornell University
11:30 AM - Verification with Environmental Monitoring Programs - Lyle Massoia, Graduate Student, Cornell University
12:30 PM - Lunch
1:30-2:00 PM - Packinghouse Tour & Description of Break-Out Sessions
2:00-4:00 PM - Breakout Sessions, 20 Minutes per activity
- Case Study Identifying Listeria monocytogenes Risk Factors in Packinghouses - TBD
- Cleaning of Roller Brushes & Areas Adjacent to Food Contact Surfaces - TBD
- Using ATP Testing to Verify Cleaning Effectiveness - Lyle Massoia, Graduate Student, Cornell University
- Sanitizer Concentration Verification - Calvin Slaughter, Graduate Student, Cornell University
- Proper Cleaning of Drains - Rory Wang, Graduate Student, Cornell University
- Visual Inspections of Brushes - Abby Snyder, Associate Professor, Cornell University
Please contact Elisabeth Hodgdon (eh528@cornell.edu or 518-650-5323) with any questions, requests for accommodations, and dietary restrictions.


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