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Results for “residue”
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Testing for allergenic residues in wine – a storm in a teacup?
A study was commissioned by Winetech to determine whether it is necessary for wineries to have every batch of wine tested for potential residues if allergenic p
By Karien O'Kennedy · 7 min read
Elemental sulphur residues at harvest - boosting both the good and the bad
A recent study conducted by New Zealand researchers investigated the effects of the addition of antioxidants (a combination of ascorbic acid and sulphur dioxide) and elemental sulphur during grape processing on the sensory and chemical composition of the resulting wines.
By Carien Coetzee · 6 min read
Microbial monitoring and sanitation practices in wine cellars
Proper sanitation practices in wine cellars prevent the development of undesirable micro-organisms. Although the alcohol concentration of wines limits the micro
By Charl Theron · 7 min read
Recycling vs incineration
A controversial waste to energy project in the Boland – a planned incineration plant in Wellington – has raised much concern among residents.
By Wanda Augustyn · 7 min read
Wine enzymes – expand your knowledge
One of the goals of this article is to try to provide winemaking professionals with a basis to make educated choices when selecting enzymes. We try to establish
By Danie Malherbe and Céline Fauveau Schaff · 10 min read
The mystery that is Brett
How can you avoid the enigmatic scavenger, Brettanomyces bruxellensis, in your wine?
By Brendan Smith and Benoit Divol · 8 min read
Resolutions adopted by OIV
The 15th General Assembly of the International Organisation of Vine and Wine (OIV), which met on 2 June 2017 in Sofia (Bulgaria), adopted a total of 22 resoluti
By OIV · 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
SA Innovation Summit: 2019 Winetech Pitching Den Winners
The top 15 Winetech Pitching Den finalists delivered their pitches at the 2019 SA Innovation Summit on Thursday 12 September. Attracting entrepreneurs from Afri
By Anton Pretorius · 3 min read
Four new Cape Wine Masters graduate from the Cape Wine Academy during lockdown
Four new Cape Wine Masters (CWM) have graduated from the Cape Wine Academy (CWA) during lockdown. This was announced at the virtual AGM of the Institute of Cape
By Anton Pretorius · 6 min read
