Have a personal or library account? Click to login
The Effect of Yeast Autolysis on Wine's Aromatic Profile Cover

Figures & Tables

Fig. 1:

The concentration of free amino acids in maturing wine over time.
The concentration of free amino acids in maturing wine over time.

Fig. 2:

The concentration of hexanoic acid in maturing wine over time.
The concentration of hexanoic acid in maturing wine over time.

Fig. 3:

The concentration of octanoic acid in maturing wine over time.
The concentration of octanoic acid in maturing wine over time.

Fig. 4:

The concentration of decanoic acid in maturing wine over time.
The concentration of decanoic acid in maturing wine over time.

Fig. 5:

The concentration of phenylethanol in maturing wine over time.
The concentration of phenylethanol in maturing wine over time.

Fig. 6:

The concentration of isobutylalcohol in maturing wine over time.
The concentration of isobutylalcohol in maturing wine over time.

Fig. 7:

The concentration of isoamylalcohol in maturing wine over time.
The concentration of isoamylalcohol in maturing wine over time.

Fig. 8:

The concentration of 1,3-propanediol in maturing wine over time.
The concentration of 1,3-propanediol in maturing wine over time.

Fig. 9:

Aromatic profile of variety Riesling Weiss before and after autolysis
Aromatic profile of variety Riesling Weiss before and after autolysis

Fig. 10:

Aromatic profile of variety Grüner Veltliner before and after autolysis
Aromatic profile of variety Grüner Veltliner before and after autolysis

Fig. 11:

Aromatic profile of variety Chardonnay before and after autolysis
Aromatic profile of variety Chardonnay before and after autolysis

Basic analytical parameters in final wines – after 300 days

VariantAlcohol (% vol.)pHTitratable acidity [g.L-1]Total SO2 [mg·L-1]
RW B13,53±0,313,12±0,314,91±0,4534±0,15
RW I11,51±0,123,00±0,245.21±0,51115±1,15
VG B12,47±0,143,43±0,276,42±0,4161±0,42
VG I11,71±0,123,91±0,156,23±0,23119±1,13
CH B12,59±0,153,69±0,185,54±0,1249±0,26
CH I11,78±0,193,72±0,215,26±0,19121±1,17

Basic analytical parameters in must

VariantSugar content [°NM]pHTitratable acidity [g.L-1]YAN [mg·L-1]
RW B24±0,53,29±0.136,12±0,71284±1,21
RW I24±0,263,15±0,427,51±0,54196±1,23
VG B22,5±0,313,43±0,255,84±0,21225±0,87
VG I22,5±0,243,12±0,226,02±0,28274±0,92
CH B21,5±0,453,15±0.128,72±0,13168±1,41
CH I21,5±0,283,39±0,366,81±0,19190±1,42
DOI: https://doi.org/10.2478/mittklbg-2024-0014 | Journal eISSN: 3061-063X | Journal ISSN: 3061-0621
Language: English
Page range: 173 - 188
Submitted on: Dec 22, 2023
|
Published on: Jan 9, 2026
In partnership with: Paradigm Publishing Services
Publication frequency: 4 issues per year

© 2026 Jan Mikuš, Michaela Kulhánková, Michal Kumšta, Božena Průšová, Mojmír Baroň, published by High School and Federal Office of Viticulture and Pomology
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.