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Technical Articles

An electrochemical method for real time measurement of polyphenols during winemaking
By Christine Pascal, Nelly Champeau, Jean Baptiste Diéval, Stéphane Vidal; Vinventions, Enology team, France
Polyphenols are known to play a major role in must oxidation as well as in wine aging and oxidation. However, they are difficult to measure in the cellar due to lack of adequate technology. Therefo...
Published on: 03/02/2020
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Protective effect of vegetal extracts against acidic and alcoholic stress in wine yeasts
A. Caridi, Wafa Talbi, R. Sidari, A. De Bruno, M. Poiana and S. Fattouch; University of Reggio Calabria, Italy, University of Carthage, Tunisia
Protective agents may minimize osmotic and thermal stresses in wine yeasts. In the present work, the tolerance of ten strains of Saccharomyces cerevisiae - two wild types and eight descendants - ag...
Published on: 18/02/2020
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An electrochemical method for real time measurement of polyphenols during winemaking
By Christine Pascal, Nelly Champeau, Jean Baptiste Diéval, Stéphane Vidal; Vinventions, Enology team, France
Polyphenols are known to play a major role in must oxidation as well as in wine aging and oxidation. However, they are difficult to measure in the cellar due to lack of adequate technology. Therefo...
Published on: 03/02/2020
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Microbiological and agronomic study of vineyard soils
Ugarte, J., Tenorio, C. and Ruiz-Larrea, F.; ICVV, University of La Rioja, Spain.
Vineyard management and a number of biotic and abiotic factors shape vineyard soil microbiota. The objective of this study was to investigate the influence of different vineyard management and land...
Published on: 29/01/2020
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A new device for stabilisation of white wines throughout a continous flow system
Parpinello, G.P., Ricci, A., Serantoni, M., Balducci, A., Ragni, L., Versari, A.; University of Bologna, Italy
Proteins occurring in wine originate from several sources during the winemaking process. Protein content in wines ranges from traces up to hundreds of mg/L, and may cause physical instability in wh...
Published on: 15/01/2020
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Rapid sensory profiling methods for wine : workflow optimisation for research and industry applications
Brand, Jeanne - Thesis (PhDAgric)--Stellenbosch University, 2019
Descriptive sensory analysis techniques are widely used and trusted methodologies. Due to time and cost constraints, the demand for cost-effective methods for profiling is growing rapidly in food and
Published on: 14/01/2020
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First agronomic evaluation of ten resistant vines in the environment of "Castelll Romani"
N. Bevilacqua, N. Calanducci, F. Cecchini, S. Favale, M. Morassut, P. Pietromarchi, M. C. Serra, D. Tiberi; CREA - Italy
The increasing effort towards sustainable production techniques isexpressed in various ways and also with the introduction of selected plant varieties in culture for resistance to the most serious ...
Published on: 17/12/2019
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Comprehensive bidimensional gas chromatography (GCxGC-ToF-MS) and sensory analysis to investigate the aroma profile of a commercial grappa
P.F.Tchouakeu Betnga et al.; Free University of Bozen-Bolzano ; NOITechPark Alto Adige/Südtirol, Bolzano, Italy; EATC, Berlin.
Grappa is one of the most important Italian marketed distillates and its production is allowed only from grapes produced and processed in Italy. Grappa is obtained from fermented or semi-fermented ...
Published on: 25/11/2019
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Vitis vinifera facing climate change
Nemanja TESLIC, Arianna RICCI, Giuseppina P. PARPINELLO, Andrea VERSARI; University of Novi Sad, Serbia - University of Bologna, Italy
The entire wine industry production could roughly be separated into two major parts which are grapevine cultivation and winemaking, whereas the influence of climate change is more directly related to
Published on: 12/11/2019
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BIOVALE – Wine Waste Integrated Biorefinery
Barbara Mecheri, Alessandra D’Epifanio, Cadia D’Ottavi, Silvia Licoccia; University of Rome Tor Vergata, Italy
Scientific and technological innovation is increasingly playing a role for achieving the major breakthroughs for energy-saving solutions, waste valorization, and efficient integration of renewable ...
Published on: 01/07/2019
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Wine Reduction Potentials: Are These Measured Values Really Reduction Potentials?
During its production wine can react with substantial amounts of aerial oxygen. Some oxidation can be beneficial, especially in red wine, but if allowed to occur in excess it is highly detrimental,...
Published on: 30/06/2019
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A novel electrochemical approach for rapid analysis of white grapes polyphenols and monitoring of pre-fermentative operations
M. UGLIANO, J. WIRTH, S. BÉGRAND, J. B. DIÉVAL, C. PASCAL, S. VIDAL; Università degli Studi di Verona - Vinventions, Francia
The ability to rapidly quantify and characterize phenolic composition of grapes and must is critical in the optimization of winemaking practices. In the case of white wine production, measurement o...
Published on: 02/05/2019
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Maceration and micro-oxygenation two important phases of winemaking
The determination and characterization of polyphenols during maceration and micro-oxygenation are fundamental in order to obtain a quality wine
The monitoring of polyphenols in these two phases is a fundamental tool to manage at best winemaking. What are the compounds that come into play?
Published on: 08/04/2019
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Brettanomyces : aim well !
Volatile phenol levels are progressing in my wine while the SO2 content is quite acceptable
We all have faced this enigma. The works of Isabelle Masneuf and Warren Albertin of the ISVV of Bordeaux have recently solved this mystery. Some strains of Brettanomyces have genetic elements confe...
Published on: 05/03/2019
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Bibliography on the dissolved gases management by membrane contactor in enology
Laura Mondot, Jean-Claude Vidal; Unitè Expérimentale de Peche Rouge, Montpellier, France
This bibliographic report aims to present MC technology allowing the control of dissolved gases in wine. It includes a whole theoretical part concerning the generalities on the gas exchanges, the f...
Published on: 29/01/2019
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Effects of the microbiota on the quality of the lignification and the results of the BluVite technology
Martina Broggio, BluAgri srl, Conegliano (TV), Italy
The effects that the microbiota has on the vine have been the subject of numerous research carried out in the last 6 years by the BluAgri research group. During this time, more than 350,000 measure...
Published on: 28/01/2019
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