Supplemental irrigation during heat waves affects yield but not whole-vine carbohydrates in wine grapes
Morgan E. Furze, Alan Rodriguez-Urquidi, Martina Galeano, Joseph Lozano, Luis Sanchez, Nick Dokoozlian, Andrew J. McElrone, Elisabeth Jane Forrestel
This study shows that supplemental irrigation during heat waves reduces grape yield but not whole-vine carbohydrates, suggesting irrigation helps maintain vine health despite reduced photosynthesis.
bioRxiv · Jun 25, 2026 · PreprintPlant Biology