Could be very beneficial in providing aerial views quickly.
Check it out:

Unmanned aerial vehicles (UAVs), more commonly referred to as drones in a majority of media outlets, have played an important role in U.S. military operations. These sophisticated flying machines have proven their utility in this arena, albeit at a huge price. Now the UAV industry is looking to expand into the civilian world, and the agricultural sector is expected to play a large role in this expansion.