Participants will receive required training for certification on safety, regulations, nutrient value, and economics of manure management. Specialized training programs are available for commercial, confinement site and dry/solid manure applicators. Visit the Iowa Manure Management Action Group website for more information. More about Manure Applicator Certification Programs Clay County Manure Applicator Reshows Preregistration is needed to schedule and/or attend a reshow. Contact ISU Extension and Outreach Clay County at 712-262-2264 to preregister for a reshow.