Tag: chemistry

Zero residues de pesticides (ZRP), by Collectif nouvueaux champs (cnc) logo

Are there pesticide residues in my wine?

There are different ways to work sustainably and environmentally friendly. Some producers have noted consumers’ fear of pesticide residues in the wine. One path to take is then to work organically and thus completely exclude

Vineyard in Bordeaux with grass and grass removed

Corsican wine region bans glyphosate

The discussion about the future of glyphosate continues. It is very contested if glyphosate is dangerous or not at all dangerous (when properly used). In 2022, it will again be on the EU agenda, until

Champagne bottles that are organic, "bio"

New rules for additives in organic wine

New rules came into force for vinification of organic wines on January 1st, 2019. Six new additives are allowed. Autolysate of yeast: Nourishes the yeast during the alcoholic and malolactic fermentation. Inactivated yeast: Nourishes the

Spraying in Clos des Goisses, Champagne

Oil spray in the vineyard to fight weeds

During our spring wine tours we have visited the small and interesting Champagne house Philipponnat. On our visit in early May we saw people working in their prestigious vineyard Clos des Goisses with knapsack sprayers

Glyphosate, a herbicide to be allowed, or not?

The debate around glyphosate continues. The product is used as an herbicide, in for instance Roundup. It has been, since a while back, on EU’s list of unsafe products that maybe should be phased out.

Stricter rules in Austria for spraying with copper

Organic producers are criticized for their use of copper in the vineyards. The EU allows 6 kilograms of copper per hectare and per year for organic producers, as we mentioned recently (Organic viticulture: How do

Organic viticulture: How do you use less copper?

It does not matter if you are organic or not. All vineyards can suffer from various diseases. Against certain fungal diseases, downy mildew for example, you can spray with copper, usually in the form of

Copper, less dangerous than we think? Or not?

At the end of May, the EU Commission will decide whether to keep the present levels of copper permitted for organic growers or if the levels should be reduced. Currently, organic growers are allowed to

Mandatory spraying in the vineyard

It can be costly to refuse to spray against the grasshopper that spread the disease flavescence corée. Flavescence dorée is a bacterial disease that weakens the vine. The only thing you can do to prevent

Replacing sulphur

Is it possible to replace the antioxidant and anti-bacterial properties of sulphur with a preservative made from grape seeds? Yes, that is the idea of Intergrapes in Italy after seven years of study. They claim

Copper harms beneficial bacteria

Copper is an effective way to fight the fungal disease mildiou. However, spraying too much copper in the vineyard is not good for the soil and the water and this has been known a long

Wine chemists’ conference

In Vino Analytica Scientia” is an international symposium focusing on wine chemistry and sensory analysis. The next edition will take place on 2-4 July 2009 in Anger in the Loire Valley. They will be calling

Zero residues de pesticides (ZRP), by Collectif nouvueaux champs (cnc) logo

Are there pesticide residues in my wine?

There are different ways to work sustainably and environmentally friendly. Some producers have noted consumers’ fear of pesticide residues in the wine. One path to

Vineyard in Bordeaux with grass and grass removed

Corsican wine region bans glyphosate

The discussion about the future of glyphosate continues. It is very contested if glyphosate is dangerous or not at all dangerous (when properly used). In

Mandatory spraying in the vineyard

It can be costly to refuse to spray against the grasshopper that spread the disease flavescence corée. Flavescence dorée is a bacterial disease that weakens

Replacing sulphur

Is it possible to replace the antioxidant and anti-bacterial properties of sulphur with a preservative made from grape seeds? Yes, that is the idea of

Copper harms beneficial bacteria

Copper is an effective way to fight the fungal disease mildiou. However, spraying too much copper in the vineyard is not good for the soil

Wine chemists’ conference

In Vino Analytica Scientia” is an international symposium focusing on wine chemistry and sensory analysis. The next edition will take place on 2-4 July 2009

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