Enology Abstracts & Articles
Wine is more than fermented juice — it’s a cascade of chemistry happening in real time. Yeast eat sugar and exhale alcohol. Acids shift color. Tannins grab proteins and change how your mouth feels. Oxygen can save a wine or destroy it, sometimes within the same week. Understanding why things happen in the cellar is what separates a winemaker who gets lucky from one who gets consistent. This collection of research topics and reference articles is a map to that deeper understanding.
The beginner trap: Skipping the science entirely and assuming good fruit alone will carry the wine — it won’t, and knowing even the basics of pH, nitrogen, and yeast behavior will save your batches.
Reference Topics Covered
This is a curated index of enology research and practical guides. Topics span the full winemaking process, from vineyard to bottle. Use it as a starting point for deeper reading.
Fermentation Science
- Factors Influencing Fermentation
- Stuck Fermentation: Causes, Detection, and Prevention
- Restarting Incomplete Fermentations — the Role of Acetic Acid
- High-Alcohol Fermentation of Grape Juice Concentrate
- Yeast Nitrogen Demand and Assimilable Nitrogen in Must
- Sulfite Production During Fermentation — What Yeast Make Without Added SO₂
- Yeast Hulls and Their Effect on Spontaneous Fermentation
- Genetic Analyses of Yeasts from Spontaneous Fermentations
Yeast Selection & Handling
- Proper Yeast Rehydration — Three Easy Steps
- Proper Handling of Active Dried Yeast
- Lalvin Yeast Reference Chart and FAQ
- Lalvin Yeast Rehydration Guidelines
- Laffort Oenologie Yeast Strains
- Yeast Strains and Their Role in SO₂ Binding
- Killer Activity Among Oenological Yeasts
- Selective Breeding of Saccharomyces cerevisiae for Higher Glycerol
- Specific Strains: EC1118, AWRI 838, Maurivin PDM
Yeast Nutrition
- Fermaid K: Balanced Nutrition for Yeast
- Yeast Nutrients — Lallemand Reference
- Lalvin Quick Reference Chart
- Measurement of Assimilable Nitrogen (YAN) in Grape Juice — NOPA Procedure
- Survey of YAN Status in Musts from California, Oregon, and Washington
- Differential Use of Sulfur Compounds for H₂S Production by Nitrogen-Starved Yeast
Malolactic Fermentation (MLF)
- Malolactic Fermentation Management — Troubleshooting Guide
- Malolactic Bacteria Cultures and Strains
- Cell-Recycle Membrane Bioreactor for Continuous MLF
- Lactic Acid Bacteria and Mousy Off-Flavors
Acids, pH & Balance
- Acids and Buffers in Musts and Wines
- Balance of Sugar and Acids in Common Fruits
- Balance in Wine
- pH Effects on Wine Color
- Titratable Acidity and Its Relation to Color
- Relationship of Must pH and Acidity to Soluble Solids in French-American Hybrid Grapes
- Formol Titration and Reduced-Volume Formol Titration
Color, Tannin & Polyphenols
- Color Extraction
- Copigmentation in Red Wines
- Anthocyanins in American and European Elderberry
- Color Stability of Red Wine from Muscadine and Cabernet Sauvignon at Various pH
- Effects of pH, SO₂, Storage Time, and Temperature on Muscadine Wine Color
- Effects of Acetaldehyde and Tannins on Red Muscadine Wine Color
- Evaluation of Colour Stability of Enocyanines
- Pre-Fermentation Enzyme Maceration and Colour Stability in Pinot Noir
- Study of Polyphenolic Structure by Physical-Chemical and Sensory Analysis
- Worldwide Use of Tannin for Color Stability and Structure
- Use of Tannin Throughout the Life of a Wine
- Polysaccharides Released by Yeast and Their Effect on Color and Astringency
- Red Wine Astringency: A Review
- Mouth-Feel Wheel: Communicating Texture in Red Wine
Oxidation & Browning
- Ascorbic Acid and White Wine Oxidation
- Ascorbic Acid and Post-Disgorgement Stability in Sparkling Wine
- Effect of Ascorbic Acid on Oxidative Browning of White Wines
- Chemical Additives to Reduce Browning in White Wines
- Effect of Ultrafiltration on Wine Quality and Browning
- Observations on Oxygen Consumption During Maturation on Lees
- Micro-Oxygenation
Sulfur & Off-Flavors
- Rotten Eggs, Burnt Rubber, and Cooked Cabbage — Sulfide Formation in Winemaking
- Cork-Borne Bacteria and Yeasts as Off-Flavor Sources
- Oenosteryl Effervescent SO₂ Tablets
- Ethyl Carbamate
- SO₂ Substitution Products — Early Research
Fining & Stability
- Bentonite Fining of Juice and Wine
- Fining Agents for Wine — Overview
- Protein Stability Determination in Juice and Wine
- Use of Gelatin in Wine Fining
- Effects of Fining Agents on Trans-Resveratrol
- Color of Riesling and Vidal Wines as Affected by Bentonite, Cufex, and SO₂ Treatment
- Color of Seyval Blanc as Affected by Juice and Bentonite Fining
- Review of Potassium Bitartrate Stabilization
- Red Wine Bottle Deposits I & II — Prediction and Cold Stabilization
- Tartrate Recycling
- Tartaric Stabilization with Mannoproteins (Mannostab)
- First Result of Tartaric Stabilization by Adding Mannoproteins
Enzymes & Filtration
- Enzymes in Winemaking
- Scottzymes Reference
- Sterile Filtration — Science vs. Myth
- Fordras Lysozyme
Oak
- Oak in Winemaking: A Bibliography
Resveratrol
- Effect of Viticultural and Enological Methods on Resveratrol Content
- Effects of Fining Agents on Trans-Resveratrol
Sparkling Wine & Port
- Méthode Champenoise
- Port Production
- Carbonic Maceration
Mead & Cider
- The Basics of Mead Fermentation
- Dictionary of Mead-Making Tips
- Mead — General Reference
- Cider Making
- Cider Digest Archives
- Use of Yeast in Cider Production
- Perry Making
Sensory Evaluation
- Sensory Evaluation Basics
- Aroma Wheel
- Mouth-Feel Wheel
- Technological History of Wine Flavor
- Wine Factoids
Viticulture & Grape Science
- Grape Composition
- Grape and Wine Quality
- Indigenous Yeast Microflora on Arkansas White Riesling Grapes
- Yeasts on Arkansas White Riesling Grapes and in Musts
- Concentration of Primary Amino Acids in Grape Juice
- Genetic Engineering of Grapevines for Disease Resistance
- Expression of Fungal Chitinase in Merlot and Chardonnay via Biolistic Transformation
- Strategies to Control Powdery Mildew
- Differences in GUS Expression Among Grapevine Transformants
- Quality Acceptance of Muscadine Grape Juices Mixed with Other Juices
General Winemaking Practice
- Home Winemakers Manual
- Table Wine at Home — Microorganism Overview
- White Wine Vinification
- Red Wine Vinification
- Options with Red Wines
- Making Fruits into Wines
- Information on Making Fruits into Wines
- Winemaking Tips
- Rules of Thumb
- Clayton Cone’s Fermentation Hints
- Winery Planning and Design
- Wine Bottle Closure Trial Results
- What Do We Mean by Organic Wine?
- Fifty Years of Research at the World’s Largest Winery
- Knowledge-Based Competition in the Wine Industry
- VVA Shortcourse Presentation
- Identification of Wine Microorganisms by GC of Cellular Fatty Acids
- Effect of Ethanol on Yeast Film Formation
- Enology: Wine Science — General Reference
- Winter, Winter, Winter
Why This Works
A well-stocked reference library does the same thing for a winemaker that a good spice rack does for a cook — it gives you options when something goes sideways. Stuck fermentation? There’s research on that. Wine smelling like boiled cabbage? There’s a biochemical reason, and a fix. Color fading in your red? pH and SO₂ levels are almost certainly involved. Each topic here connects to a real variable you can measure and adjust. Science doesn’t replace intuition in the cellar, but it gives that intuition something solid to stand on.
Notes
These topics span beginner through advanced levels — if terms like “YAN,” “MLF,” or “copigmentation” are new to you, start with the general winemaking and fermentation basics before diving into the academic abstracts. Many of the yeast and nutrient topics apply directly to fruit wines, not just grape wines. The mead and cider sections are fully relevant to honey and apple fermenters as well.
