Breadcrumb ... Home Faculty and Staff Directory Kathy Mathiason Seed Testing Laboratory Manager, RST/CGT Email 605-688-6636 Mailing Address: Seed Technology Lab 124 Agronomy, Horticulture & Plant Science-Box 2100A University Station Brookings, SD 57007 Office Location: Young Brothers Seed Technology Laboratory Room 124 View Location Back to Directory Associated Areas Department of Agronomy, Horticulture and Plant Science SDSU Seed Testing Lab College of Agriculture, Food and Environmental Sciences