Posted 1/3/2016 08:21 (#5006965 - in reply to #5006461) Subject: RE: Patch spraying with drones
Yorkshire UK
You'd need something pretty large to be able to carry much of a payload and a liquid spray tank sloshing about would be particularly challenging. You might realistically quickly fly over a wider area to spot the weeds, which could help decide which areas the quad sprayer should prioritise.