Tom J Bechman MULTIPLE APPLICATION METHODS: Recent research in Kentucky indicates that while a helicopter successfully sprayed this field, stopping gray leaf spot, it’s possible a drone could do it, too. Corn Illustrated: Extension plant pathologist reports that the concept works if certain challenges are met. How do you control diseases in cornfields where conventional aerial fungicide applications are difficult or impossible, and ground equipment isn’t available? As recently as three years ago, the answer was selecting the most disease-resistant hybrid available, because there weren’t any other options. Enter drones — could they be a viable option for applying fungicides in these situations?