Dr. John Baker, agricultural engineer, explains how the blades on a Cross-Slot™ opener works at the Direct Seeding Seminar-Options and Issues program at Dickinson, ND November 24 and 25, 2003.  Dr. Baker spent 30 years with Massey University researching and developing no-till equipment prior to founding Baker No-Tillage Ltd.  The Cross-Slot™ opener was developed based on research Baker directed at Massey University.  Baker is now CEO of Baker No-Tillage Ltd, Feilding, New Zealand.  A video tape of the presentations made during the Direct Seeding Seminar is available by contacting the Dickinson Research Extension Center.