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Results for “volatile acidity”
Showing 1–12 of 53 results
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New yeasts for the production of aromatic Sauvignon blanc
PHOTO: Glen Carrie (Unsplash).
By Rodney Hart, Bongani Ndimba and Neil Jolly · 5 min read
Thiol-releasing and low VA-forming hybrid wine yeasts
PHOTO: Shutterstock.
By Rodney Hart, Bongani Ndimba and Neil Jolly · 5 min read
Hot vineyards not that "VA VA" Voom after all
VA (volatile acidity) in wine is a given, with a concentration of 0.6 g/L or lower quite normal.
By Bernard Mocke · 3 min read
Factors that affect alcoholic fermentation
The alcoholic fermentation of grape juice is affected by the yeast strain, sugar concentration, alcohol concentration, fermentation temperature, presence of oxygen, concentration of assimilable nitrogen, vitamins and minerals, survival factors, preservatives, carbon dioxide and volatile acidity.
By Charl Theron · 7 min read
Big challenges for bulk industry
A few urgent steps will have to be taken to make wine production sustainable. This was the core message at the Ibeta Bulkwine Seminar, which was presented in conjunction with VinPro.
By Edo Heyns · 5 min read
The myth of natural winemaking
A myth can be defined as a popular viewing of a natural process. If grapes are consequently left to ferment without any additives to form wine, it can be seen a
By Sandile · 4 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
What makes an award-winning South African Chenin blanc wine?
PHOTO: Danie Nel.
By Wessel du Toit and Mihaela Mihnea · 6 min read
Oxygen management during winemaking
PHOTO 1. Excessive oxygen exposure causes the browning of white wines.
By Doronae · 3 min read
The quest to become whole again
Winemakers are increasingly looking to oft-forgotten techniques to improve the quality and elegance of their wine, enhance specific styles and facilitate proces
By Carlin Cloete · 9 min read
