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Winemaking Science
For winemakers who want to understand the “why” as much as the “how,” these stories dive into the deep end of the science involved when turning grape juice into wine.
Posts
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Technique
Testing for pH: What the big pHuss is about
Near the top of the list of factors that winemakers should be measuring in their juice and wine is pH. Bob Peak breaks down the what, when,
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Article
Phenolics and Tannins
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Technique
Testing for Malolactic: Don’t be in doubt
Not all wines should go through a secondary malolactic fermentation (MLF), but for all wines that do undergo this fermentation, testing shou
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Wine-wizard
How to Adjust SO2 Levels In Must
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Wine-wizard
Adjusting Acidity in Wine Kits
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Wine-wizard
Crazy pH Shift
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Technique
Oxygen Management for Home Winemakers
Oxidation is one of the most common faults among home (and pro) winemakers. Learn how to protect your wine against the detrimental effects o
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Wine-wizard
High-pH Wine
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Article
Oxygen Management for Home Winemakers
Oxygen exposure can cause a whole litany of flaws in wine. Learn strategies for minimizing the risks at all steps of your winemaking.
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Article
Bench Trials and Tribulations
A home winemaker details the four bench trials he conducted to adjust the acidity of a low-pH Sauvignon Blanc to show how the process is don
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Article
Lower Alcohol Wines
Rising temperatures have led to grapes that are higher in sugar and lower in acid at harvest. Winemakers are beginning to look at microbial
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Article
When The Acid Kicks In: Don’t just factualize, conceptualize acid in wine
Getting a wine’s acid levels right plays a big role in perception and profile, but numbers only tell part of the story. Don’t just use n
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Article
Wine Acid 101
Balance is often the key to producing a winning wine. This means knowing how to measure and adjust acidity if needed. Learn the basics of wi
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Article
At Home in the Wine Lab
Whether it is just the basics (Brix, pH, etc.) or more advanced (free SO2, yeast assimilable nitrogen, etc.) all home winemakers should perf
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Wine-wizard
Affects of Acid
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Wine-wizard
Cane Juice Wine
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Article
Sugar Conversion Tables, Making Wine from Sugar Cane: Wine Wizard
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Wine-wizard
Sugar Conversion Tables
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Wine-wizard
Properly Adding Acid to a Barrel
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Article
SO2 Fundamentals
Sulfites get a bad rap in the world outside of true wine aficionados. Alex Russan takes readers on a journey through the world of sulfites a
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Wine-wizard
pH Reanalysis
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Wine-wizard
Sulfite Timing Question
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Wine-wizard
The Sulfite Blues
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Article
Preventing Oxidation, Excess Sulfite
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Article
Understanding YAN
If you want to make good homemade wine, you should learn to manage your wines’ YAN — yeast assimilable nitrogen.