$40 – RSVP (Call 419-674-2297 to request categories needed), Fertilizer only $10 - RSVP at pested.osu.edu
1 Hour Fertilizer Recertification + Core, Grain & Cereal Crops, Forage Crops & Livestock, Fumigation, Fruit & Vegetable Crops, Nursery & Forest Crops, Greenhouse Crops & Specialty Uses