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Results for “Amino acids”
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Amino acids in South African grape musts (Part 2): Cultivar classification
PHOTO: Francois Viljoen.
By Astrid Buica, Gabriella Petrovic and Jose-Luis Aleixandre-Tudo · 7 min read
Amino acids in South African grape musts (Part 1): Composition and profiles
PHOTO: Francois Viljoen.
By Astrid Buica, Gabriella Petrovic and Jose-Luis Aleixandre-Tudo · 7 min read
Nitrogen and sulphur foliar fertilisation (Part 2)
PHOTO: Shutterstock.
By Astrid Buica, Aléta Bruwer & Wessel du Toit · 8 min read
Fruit salad vs varnish - nitrogen sources and their impact on aroma production in wine
Nitrogen is a key element necessary for synthesising amino acids, nucleic acids, vitamins and various other compounds in living organisms, including wine yeasts.
By James Duncan & Benoit Divol · 12 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
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
Screening of regulated wine substances
PHOTO: Shutterstock.
By Astrid Buica and Marietjie Stander · 6 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
Sparkling wine (Part 1): Sensory perception of traditional style sparkling wine
PHOTO: Anthony Delanoix (Unsplash).
By Mpho Mafata, Astrid Buica, Wessel du Toit, Valeria Panzeri and Francois van Jaarsveld · 7 min read
Yeast nutrition - can we predict the impact on aroma formation?
PHOTO: Shutterstock.
By Samantha Fairbairn and Florian Bauer · 6 min read
Lactobacilli - a source of enzymes for wine aroma
PHOTO: Shutterstock.
By Lynn Engelbrecht, Senzo Mtshali, Benoit Divol and Maret du Toit · 6 min read
