- The University of Vermont Grape Program
- University of Minnesota Grape Program
- The Vermont Department of Liquor Control
- The Northern Grapes Project
- Iowa State University Cold Cultivar Grape Study
- Minnesota Grape Growers Association
- Cornell University Finger Lakes Grape Program
- University of Massachusetts New England Grape Growers' Resource
- Alcohol and Tobacco Tax and Trade Bureau (TTB)
- Cornell's Pest Management Guidelines for Grapes