How New York vineyards strive to stop sour rot grapes from getting in your glass

by Emily Kenny, Spectrum News 1

After a frost last year caused vineyards to lose up to 40% of their crop, farmers are expecting a larger harvest this year but not without taking costly steps to prevent other disease…

“If I can get the berries to have thicker skins, I feel like they’re going to be more resistant to sour rot,” Brock said.

Instead of reacting to sour rot when it is already present, Brock uses biological materials for disease fighting that turn on the plant’s defense mechanisms.

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