Iowa billionaire Harry Stine, founder of Stine Seed Co., announced an investment of $5 million into an Ames startup focusing on driverless tractors, the Des Moines Register reports.

Founded by 28-year-old Colin Hurd, Smart Ag aims to solve critical labor shortages in agriculture with a software system that automates tractors used during the harvest. Smart Ag has future plans to develop applications for tillage, planting and spraying.