Drones allow farmers to limit pesticide use, spot problems with crops

It's the end of a two-day course, and Wayne Krekoski is manoeuvring a drone through the parking lot of a community hall in St. Paul, Alta., like he's been at it for weeks. Krekoski already owns a drone, but he recently took part in training course to learn how to put it to its best use on Thoughtful Farms, the ...