 Certified Wheat Seed Produces more per acre. And Shirley Farms in Alva. They've been around since 1975. They've got three tremendous varieties that will help you harvest a high-quality, high-yielding wheat crop next June. Showdown, Double Stop CL Plus, and OK Corral. All out of the OSU Wheat Breeding Program and all ready to work for you. Give them a call, 580-748-0901. 580-748-0901. Or go to their website, ShirleyFarms.com.