Evaluation of a Comprehensive Red Wine Phenolics Assay Using a Microplate Reader

1Associate winemaker, Freestone, 3Quality control specialist, Joseph Phelps Vineyards, 200 Taplin Rd., St. Helena, CA 94574; 2Associate professor, Department of Viticulture and Enology, University of California, Davis, CA 95616; 4Senior scientist, Bio-Tek Instruments, Highland Park, Winooski, VT 05404; 5Extension enologist, Washington State University, Prosser Irrigated Agriculture Research Extension Center (IAREC), Prosser, WA 99350.

1Associate winemaker, Freestone, 3Quality control specialist, Joseph Phelps Vineyards, 200 Taplin Rd., St. Helena, CA 94574; 2Associate professor, Department of Viticulture and Enology, University of California, Davis, CA 95616; 4Senior scientist, Bio-Tek Instruments, Highland Park, Winooski, VT 05404; 5Extension enologist, Washington State University, Prosser Irrigated Agriculture Research Extension Center (IAREC), Prosser, WA 99350.

1Associate winemaker, Freestone, 3Quality control specialist, Joseph Phelps Vineyards, 200 Taplin Rd., St. Helena, CA 94574; 2Associate professor, Department of Viticulture and Enology, University of California, Davis, CA 95616; 4Senior scientist, Bio-Tek Instruments, Highland Park, Winooski, VT 05404; 5Extension enologist, Washington State University, Prosser Irrigated Agriculture Research Extension Center (IAREC), Prosser, WA 99350.

1Associate winemaker, Freestone, 3Quality control specialist, Joseph Phelps Vineyards, 200 Taplin Rd., St. Helena, CA 94574; 2Associate professor, Department of Viticulture and Enology, University of California, Davis, CA 95616; 4Senior scientist, Bio-Tek Instruments, Highland Park, Winooski, VT 05404; 5Extension enologist, Washington State University, Prosser Irrigated Agriculture Research Extension Center (IAREC), Prosser, WA 99350.

1Associate winemaker, Freestone, 3Quality control specialist, Joseph Phelps Vineyards, 200 Taplin Rd., St. Helena, CA 94574; 2Associate professor, Department of Viticulture and Enology, University of California, Davis, CA 95616; 4Senior scientist, Bio-Tek Instruments, Highland Park, Winooski, VT 05404; 5Extension enologist, Washington State University, Prosser Irrigated Agriculture Research Extension Center (IAREC), Prosser, WA 99350.