North Dakota State University’s Herbicide-Spraying Drone Covers 33 Acres in an Hour

North Dakota State University's (NDSU) Agricultural and Biosystems Engineering department has purchased an herbicide-spraying unmanned aerial vehicle that can carry over four gallons of liquid and autonomously disperse it for 30 minutes at a time, covering around 33 acres of crops in one hour. According to the Brainerd Dispatch, NDSU engineers unveiled the six-foot-wide AG V6+ ["]