Thursday, January 4 and Friday, January 5, 2018

Registration check-in 8:30 am. Program 9:00 am – 4:30 pm each day.

Registration - $100
Registration deadline is midnight, December 27, 2017. Pre-registration is required.

Food Sciences Building, room 2384
536 Farm House Lane, Ames, Iowa 50011-1054 | campus map | Google map

Hosted by the Midwest Grape and Wine Industry Institute, Iowa State University Extension and Outreach and the Iowa State University Department of Food Science and Human Nutrition

Course description

Please join us for a two-day workshop examining the microbes that can make or break a wine. Participants will receive hands-on instruction in microbiological lab techniques for winemaking. Instruction will also cover sanitation strategies and the sensory impact of spoilage microbes.

Apprenticeship educational credit will be provided for IWGA apprenticeship participants.


Kevin Calderon, Microbiologist, Enartis USA

Kevin Calderon attended Saint Mary’s College of California and graduated in 2015 with a BS in Biology. His coursework focused on Microbiology and Animal Biology. Starting in 2015, Kevin's current position is as a Microbiologist at Vinquiry Laboratories by Enartis USA. His current work involves performing customer requested analyses and production of microbiological supplies with the occasional project for analysis improvement.


Time Presentation
Thursday, January 4, 2018
8:30 am Registration and check-in
9:00 Introductions,
  Production Strategies in the Winery
10:00 Sanitation in the Winery
11:00 Sensory Impact of Spoilage Microbes
1:30 pm Lunch (included)
2:30 Sample Collection Techniques
3:30 Winemaking Troubleshooting Using Microbial Data
4:30 Adjourn for the day
Friday, January 5, 2018
9:00 am Use and Maintenance of Microscopes
10:30 Overview of Microbes
11:30 Enumeration and Cell Counting
1:00 pm Lunch (included)
2:00 Introduction to Culture Plating
3:00 Introduction to Molecular Techniques
3:30 Small Winery Programs
  Closing Questions
4:30 Course adjourns


Registration for this course has closed.

Registration includes lunches, refreshments, materials. and CEUs for IWGA Apprenticeship.

Registrations must be received by midnight, December 27, 2017. Pre-registration is required to attend this course.

Cancellations requesting a refund must be received prior to midnight, December 27, 2017. To cancel your registration please call (515) 294-6429 or email A refund will be issued within 7 days.

January 4-5, 2018

Registration check-in 8:30 AM, January 4
Program 9:00 AM - 4:30 PM each day

Food Sciences Building, room 2384
536 Farm House Lane, Ames, Iowa 50011-1054

Parking is available in the Memorial Union parking ramp a short walk from the Food Sciences building. This is a paid ramp and fees are not included in the cost of registration.

Overnight lodging, if needed, is the responsibility of the course attendee. A variety of facilities are available in Ames and the surrounding area. Visit the Ames Convention and Visitors Bureau for a map and links.

Registration receipts are sent via email. Please provide a valid email address when registering.

For assistance with registration, receipts, cancellation or questions on the status of your registration contact Program Services at (515) 294-6429 or

Photos and/or video taken at this course may be used by ISU Extension and Outreach for promotional, commercial, educational and research purposes. If you prefer not to be photographed, please speak with the photographer.

Program contact

Maureen Moroney
research associate
Midwest Grape and Wine Industry Institute
(515) 294-3176