$20 if preregistered by 1/28/16; $35 at the door. Attendees are encouraged to purchase study materials (approx. $26 plus tax) at your local OSU Extension office prior to the class. Course is designed to prepare new applicators for the private CORE and Category 1 (grain crops) exams. Additional personal preparation and study time is suggested. Limited to 20 seats. Click here for more information.