“Pied Piper” robot uses sound to protect vineyards from pests. Skip to Main ... but they're carriers of a much more sinister plant virus called red blotch. - [Vaughn Walton] ...

The Pied Piper device does something very similar — it will play an insect’s call to lure other insects in. ... but they’re carriers of a much more sinister plant virus called red blotch.