This Water Technology Farm is operated by Dwane Roth of Big D Farm. The farm is owned by The Garden City Company and is located northwest of Holcomb, KS on Ritchel Rd. in Finney County, KS. The farm is designed to compare the effectiveness of three different applicators at 30- and 60-inch spacing. The applicators include Dragon-Line, iWob, and bubblers which were installed separately ...