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Results for “fatty acids”
Showing 1–12 of 41 results
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How volatile fatty acids and sulphurous compounds impact on key aromas
This is the final article in a series of three which covers the fungal and bacterial origins of wine aromas. These articles detail esters, aldehydes, volatile f
By Russell Moss · 9 min read
YAN survey of South African grape musts (Part 2) - the role of YAN supplementation
PHOTO: Melanie Uys.
By Gabriella Petrovic and Astrid Buica · 10 min read
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
Guava tree and cat's pee (Part 2)
PHOTO: Hendrik Holler (Wosa Library).
By Carien Coetzee · 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
Aromatic quality of wines - a yeast perspective
PHOTO: Shutterstock.
By Debra Rossouw and Florian Bauer · 9 min read
Yeast nutrition - can we predict the impact on aroma formation?
PHOTO: Shutterstock.
By Samantha Fairbairn and Florian Bauer · 6 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
An insider’s guide to Stellenbosch
Celebrate the last days of winter discovering lesser-known gems in South Africa’s oldest wine region.
By Carlin Cloete · 6 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
Impact of grapevine nitrogen fertilisation on YAN levels in the juice
PHOTO: Johannes Richter.
By Doronae · 7 min read
Willow Creek Olive Oils receive top honours at international competition
Willow Creek took top honours at the 20th L’Orciolo d’ Oro in Italy and at the Terra Olivo International Olive Oil competition in Israel.
By Anton Pretorius · 3 min read
