Iowa Wine Industry Impact Reports and Graphs.
Midwest Grape and Wine Industry Institute Marketing Resources
https://www.leopold.iastate.edu/files/pubs-and-papers/2002-08-grape-expectations-food-system-perspective-redeveloping-iowa-grape-industry.pdfThis page details the history of the Grape and Wine Industry in the State of Iowa.
Winery Business Plans & Feasibility Studies
This is a page of Iowa Commercial Vineyard & Winery Maps by County from 2004-Present.