Aware of the dearth of options for tackling pernicious grassland weeds without clobbering clover, Charlie Murray went in ...

“We [weed scientists] are very sensitive about ... if you don’t want to run over a bunch of crops to spot spray, I think drone sprayers are definitely a tool we can use,” he says.

“In some cases, we attempted to spot spray by turning the boom sections on and off across the field where weed pressure is heavy. “See and Spray has helped save a substantial amount on herbicid ...

As for the spray pack itself, buyers can pick from ... implements direct from partner manufacturers. A 24m boom with Weed It spot-spraying technology is likely to add another A$300k (£150,000).