Search
Results for “Acidity”
Showing 1–12 of 248 results
248 results — page 1 of 21
The influence of climate change on the potassium, pH and total acidity of wines
Over recent decades, the alcohol concentration of wines increased due to the higher sugar concentration of grapes when harvested. This also led to an increase in pH and a decrease in the total acid concentrations of wines.
By Charl Theron · 4 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
Organic acids of MCC wines - a function of grape temperature prior to pressing
PHOTO: Shutterstock.
By Doronae · 7 min read
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
Sunscreen for Sauvignon blanc
Two research groups investigated the effect of kaolin application on Sauvignon blanc vines and its impact on the vine physiology and grapes produced.
By Carien Coetzee · 6 min read
Elegant fruit
Consumers are demanding fruity wines, resulting in a shift to fruit-driven Cabernet Sauvignon in South Africa. Higgo Jacobs:
By Sandile · 2 min read
Smart fruit
The diversity of South African Chenin Blanc was a colourful affair at this month’s Which Wine tasting, with purity of fruit and smart winemaking as the golden t
By Elona Hesseling · 2 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
Shaking off the shackles
South Africa’s bigger wine companies have access to the best vineyards and should therefore be making the best wines in the country. Jeanri-Tine van Zyl and fellow wine writers argued the point with a tasting of two local trump cards.
By Sandile · 6 min read
Cabernet Sauvignon responses to irrigation using winery wastewater
Introduction
By Sandile · 10 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
