To: Regional Vintners

From: Bruce Zoecklein

Subject: Juice and Wine Analysis Short Course, January 8 and 9, 2003

Juice and Wine Analysis Short Course, January 8 and 9, 2003.

The Enology-Grape Chemistry Group will offer a two-day juice and wine analysis short course on January 8 and 9, 2003. This program will be a hands on, practically oriented laboratory course. It will be conducted in the teaching laboratory of the Food Science and Technology Building at Virginia Tech.

This program will include the following:

• The winery laboratory
• Good laboratory practices/HACCP planning/Precision and accuracy
• Fruit processing basics
• Maturity indices
• pH basics
• Titration and titratable acidity
• Fermentable nitrogen
• Sugars
• Pectins/Glucans/Filterability
• Alcohol
• Protein stability
• Bitartrate stability
• Oxidative stability, aldehydes
• Organic acids
• Volatile acidity
• Sulfur dioxide and sulfur-containing compounds
• Dissolved oxygen
• Carbon dioxide
• Introduction to remission photometry

Registrants will participate in hands-on analysis. Analysis will be supplemented with a laboratory manual and discussions concerning the practical winemaking significance of each test.

Enrollment is Limited: The short course will be limited to a total of 14 participants. Only one person per bonded winery may register. You must register for both days. Registration preference will be given to Virginia bonded winery representatives that register BEFORE FRIDAY, NOVEMBER 1, 2002. After that date, open enrollment will be offered if space is available. Preference will be given to those who intend to open commercial wineries within the next three years. You will not be registered until your check is received!!!

Cost: $350 per person, due by December 1, 2002 and make check payable to:

Bruce Zoecklein, Foundation Account, Virginia Tech.

Mail to:

Bruce Zoecklein
Head, Enology-Grape Chemistry Group
Department of Food Science & Technology
Virginia Tech - 0418
Blacksburg, VA 24061

Course fee is non-refundable.

Subscription to Enology Notes. All past Enology Notes and Vintner's Corner newsjournals are posted on the Enology-Grape Chemistry Group's web site at: http://www.fst.vt.edu/zoecklein/index.html.

Enology Notes are slightly different in content from this subscription based Vintner's Corner newsjoural. To be added to the Enology Notes list serve send an email message to bzoeckle@vt.edu with the word "ADD" or "REMOVE" in the subject line.

Dr. Bruce Zoecklein
Associate Professor and Enology Specialist
Head Enology-Grape Chemistry Group
Department of Food Science and Technology
Virginia Tech
Blacksburg VA 24061
Enology-Grape Chemistry Group Web address: www.fst.vt.edu/zoecklein/index.html
Phone: (540) 231-5325
Fax: (540) 231-9293
Email: bzoeckle@vt.edu