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Results for “metabolites”
Showing 1–12 of 41 results
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Analytical methods to measure grape metabolites - a review
This review presents a summary of the chromatographic methods that have been developed and optimised to accurately profile and quantify grape metabolites. The g
By Hans André Eyéghé-Bickong, Philip Young and Melané Vivier · 10 min read
Traditional and alternative methods to monitor wine fermentations
The purpose of this article is to illustrate the potential contribution of infrared spectroscopy to the monitoring of wine fermentations.
By Hélène Nieuwoudt · 10 min read
Berry stress and wine quality
Many compounds linked to quality in wine originate from stresses experienced by grape berries.
By Doronae · 9 min read
Microbial strategies for wine ethanol reduction
Introduction
By Debra Rossouw and Florian Bauer · 12 min read
Using MLF to create a buttery wine or not
Various factors influence the amount of diacetyl, acetoin and 2,3-butanediol produced during fermentation impacting the buttery aroma.
By Natasha Pretorius, Lynn Engelbrecht and Maret du Toit · 11 min read
Sauvignon blanc – role of phenotypic plasticity in cultivar typicity
PHOTO: Shutterstock.
By Doronae · 8 min read
New tools to help overcome stuck fermentations in wine
Twenty years ago, it was thought that stuck fermentations were mainly due to two things: nitrogen deficiency and the glucose/fructose ratio of the must. Recentl
By Lallemand · 16 min read
Non-Saccharomyces yeasts, MLF and Chardonnay flavour
PHOTO: Chardonnay (WOSA Library).
By Heinrich du Plessis and Neil Jolly · 6 min read
Aromatic quality of wines - a yeast perspective
PHOTO: Shutterstock.
By Debra Rossouw and Florian Bauer · 9 min read
Why wine smells like wine
The research suggests that the ‘wine’ character that distinguishes wine from other beverages, and also allows consumers to identify a product as ‘wine’, is entirely due to the metabolic activity of yeast.
By Samantha Fairbairn · 4 min read
Something wicked (smelling) this way comes ...
PHOTO: Shutterstock.
By Nongcebo Langa and Marianne McKay · 9 min read
