Ever wonder what makes a Vidalia Onion a Vidalia? Take an agriventure through the UGA Research Center and learn! Visitors to the Research Center will gain insight into vegetable crop plot research. Seasonal onion tours of the Vidalia® Onion and Vegetable Research Center are available from late April through mid-June. Other crop research tours are available throughout the year. Call to schedule your tour at 912-565-7822.