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Biological solutions to control contaminants in wineManaging the risk associated with microbial spoilage is a key point throughout the life of a wine. This Under Investigation edition will explain the mode of action and the efficiency of our chitosan-based products, 100%-natural, biodegradable, non-GMO and non-allergenic. The commonly used product to limit microbial contaminants associated with sensory deviationis SO2 although the market […]
Oct 28, 2024
Thiols in red wines?Red thiols in wine, what do we talk about? Research has highlighted the ability of red grape varieties to release thiols. Extracting them produces fresher, fruitier wines.While many of us associate volatile thiols with Sauvignon Blanc, Mansengs, Riesling and Colombard, far fewer of us associate them with red wines.Yet thiol precursors are much more widespread […]
Oct 25, 2024
How to produce Blanc de Noir wine – read our complete protocolBased on our in-depth knowledge of winegrowing and winemaking, we have developed a complete protocol which details the steps to be taken to produce a successful blanc de noir and gives our best practices and recommendations. The rise of still blancs de noirs Worldwide consumption of white wine is on the rise compared to red […]
Oct 10, 2024
Wine Enzymes Under Investigation #4: the colour of red winesIn this 4th edition of Wine Enzymes Under Investigation, we look at the colour of red wines: where does come from and how can it be improved and protected? The colour of red wines is one of the most important criteria for consumers and influences their purchasing decision. All winemakers seek to enhance, improve, stabilise and […]
Sep 11, 2024
Using thiols to make red wines more drinkableRed grape varieties can release thiols, as evidenced by various studies. Their extraction results in wines with fresher, fruitier profiles. Many of us associate volatile thiols with sauvignon blanc, manseng, riesling or colombard. Fewer of us associate them with red wine. Yet thiol precursors are much more frequent in red varietals than could be expected. […]
Sep 6, 2024
Which compounds are effective during yeast rehydration?Have you ever wondered what does specifically happen during yeast rehydration and how this can make a difference between a good or bad fermentation? Read the answers from the yeast’s point of view in our new format : a Journey into Deeper Understanding Learn why sterols are the only essential nutrients during this crucial stage […]
Aug 20, 2024
The use of direct inoculation yeast is less effective and safe than rehydrated yeastSince the development of active dry yeasts for wine in the 70’s, to get the best of them, the best practice has been to rehydrate them in water at 37 °C for a short time, before inoculation of the juice or must to be fermented. However, there is a new trend for so-called “direct inoculation” […]
Jul 24, 2024
Bioprotection from grapes to wineLallemand Oenology, the trailblazer in bioprotection from grapes to wine Bioprotection has been officially defined in March 2024 by the microbiology expert group at the OIV as the use of specific oenological microorganisms to control the development of other undesirable microorganisms and/or to avoid oxidations. Bioprotection tools can be found in various strains in different […]
Jul 24, 2024