The Yamaha RMAX unmanned aerial crop spray helicopter drone flies over Terra Blanca Vineyard in Benton City. The flight last August was part of a series of demonstrations organized by Yamaha for tree fruit and vineyard operations.
The Yamaha RMAX unmanned aerial crop spray helicopter drone flies over Terra Blanca Vineyard in Benton City. The flight last August was part of a series of demonstrations organized by Yamaha for tree fruit and vineyard operations. Robert Delahanty The Duke Joseph Agency
The Yamaha RMAX unmanned aerial crop spray helicopter drone flies over Terra Blanca Vineyard in Benton City. The flight last August was part of a series of demonstrations organized by Yamaha for tree fruit and vineyard operations. Robert Delahanty The Duke Joseph Agency

Ag tech could boost Tri-City economy

January 05, 2016 4:01 PM