Category: Grapes
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Posted on September 29, 2022
Cold Climate Grape Cultivar Fruit Quality Report September 29, 2022
Every year we sample berries and track ripening levels by measuring Brix, TA, and ph to determine optimum harvest time. Below are graphs showing the […]
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Posted on September 15, 2022
Wisconsin Grape Harvest: Fruit and Cluster Rots
As harvest is underway in Wisconsin vineyards many may be observing (or smelling) some rotted fruits on the vine. This article provides a brief overview […]
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Cold Climate Grape Cultivar Fruit Quality Report September 14, 2022
Every year we sample berries and track ripening levels by measuring Brix, TA, and ph to determine optimum harvest time. Below are graphs showing the […]
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Posted on September 8, 2022
Cold Climate Grape Cultivar Fruit Quality Report September 8, 2022
Every year we sample berries and track ripening levels by measuring Brix, TA, and ph to determine optimum harvest time. Below are graphs showing the […]
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Posted on August 24, 2022
Cold Climate Grape Cultivar Fruit Quality Report August 24, 2022
Every year we sample berries and track ripening levels by measuring Brix, TA, and ph to determine optimum harvest time. Below are graphs showing the […]
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Posted on August 11, 2022
Cold Climate Grape Cultivar Fruit Quality Report August 11, 2022
Every year we sample berries and track ripening levels by measuring Brix, TA, and ph to determine optimum harvest time. Below are graphs showing the […]
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Posted on July 28, 2022
Seedless Table Grape Production in Wisconsin
This year we started an exciting new project to evaluate several seedless table grape cultivars and some new selection from the UMN cold climate grape […]
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Veraison Is Here, Time To Collect Petiole Samples for Nutrient Analysis
There are two recommended timing for petiole sampling, at bloom, or now during veraison. Here are some brief recommendations to collect the sample: Divide the […]
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Posted on June 16, 2022
Current Trends in the Vineyard: Phomopsis
While walking through your vineyard, you might notice yellow spotting on leaves (Figure 1) and we’ve begun to see it in the vineyards at the […]
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Vine Cordon Die-off
There has been some discussion going on among growers about unexpected cordon die-off, especially given that this past winter was not particularly cold, and we […]