Galva Holstein Ag 1583 Market Ave Galva, IA 51020 Phone : (712) 368-4311 Business Category Gas Stations Galva Holstein Ag Llc 204 E 1st St Holstein, IA 51025 Phone : (712) 368-4311 Galva Holstein Ag Llc Business Category Feed-Dealers (Wholesale) Farm Supplies Animal Health Products (Wholesale) Products           Alfalfa, Annuals, Dairy, Feeders, Hay, Herbicides, Pigs, Seeds