Settling before red wine fermentation
Results from a study presented by Encarna Gómez-Plaza at Enoforum Web Scientists Conference 2023 revealed that settling red juice and adding the grape skins/marc back to conduct the fermentation can…
Shiraz Technical Seminar 2022
The annual Shiraz technical workshop is one of the most important events for any producer of Shiraz. Apart from local and international speakers addressing a broad spectrum of viticultural and…
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Introduction Wine is a complex beverage that undergoes various transformations during the winemaking process. One of the most critical phases during red wine production is malolactic fermentation (MLF), where malic…
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Methoxypyrazines in wine
If a wine seems “green”, “herbaceous”, or “vegetal”, aroma compounds called methoxypyrazines (MPs) could be responsible. MPs are particularly important due to their ubiquity in grapevines and their extremely low…
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Varietal thiols in Colombard
Abstract: The levels of varietal thiols and the role these compounds play in Colombard wine have not been investigated in detail. This study assessed the levels of the varietal thiols…
Holding red wine glass image, public domain drink CC0 photo.
Blending with unripe grape wine
Abstract: In Mediterranean viticulture, climatic conditions are the main factors that determine grape composition and wine quality. Global warming is causing an increase in the accumulation of soluble solids in…
Automated visual assessment of grapevine leafroll symptoms using artificial intelligence
Researcher: Prof Lizel Mostert, Department of Plant Pathology, Stellenbosch University Aim and industry relevance: This study would aim to develop a system whereby photos taken with a smartphone could be…