Grow Tubes (We recommend Blue-X Plant shelters): http://www.growtube.com/

Bamboo Stakes and other vine growing supplies: http://www.midwestvineyardsupply.com

Mycorrhizal Fungi: http://www.tandjenterprises.com/cgi-bin/ustorekeeper.pl?rtn=gsjb121000

Wisconsin Winery Association: http://www.wiswine.com/

Thompson Ag: http://www.thompsonag.com/

Trellising equipment: http://www.spectrellising.com/

Illinois Viticulture: http://www.illinoiswine.com/

Iowa Grape Growers: http://www.iowawinegrowers.org

BlueWine.com: (Search engine dedicated to wines and spirits): http://www.bluewine.com

Northern Winework: A book about growing grapes and making wine in cold climates: http://www.northernwinework.com/