Program Check in, coffee, doughnuts: 8:00 am. program 8:30 am - 5:00 pm. Hemp Overview Understanding Hemp Craig Schluttenhofer, Cetral State Univeristy Ohio Rules and Regulations David Miran, Ohio Department of Agriculture Hemp Cultivation Practices Soil Nutrition Fundamentals Steve Culman, Ohio State University Using Plasticulture, Drip irrigation, and Fertigation