Lasers battle birds in Sonoma County vineyard.
Scarecrows, raptors and robotic facsimiles, propane cannons, reflective flags, netting — farmers have been trying all kinds of methods over the centuries to keep birds from turning their hard work into a feast just as the crop is ready for market. One North Coast grower decided to bring in the lasers.
http://www.sonomanews.com/business/8329720-181/lasers-battle-birds-in-sonoma
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