A heavy downpour would be a disaster for most field days. But the muddy mess was the perfect opportunity for Michael Ott, the CEO of Rantizo, to show off how a new system of unmanned aerial vehicles (UAVs) work together to spray pesticides and seed crops.

“If you needed to spray today, you couldn’t with a ground rig,” said Ott, during a media day at the company proving grounds near Iowa City, Iowa. “But our drone systems can do it. People are realizing a drone can treat areas that tractors or self-propelled sprayers are not suitable for.” (…)

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