Tag: technology

Environmental friendly electro-dialysis?

There have been more reactions to the EU rules for organic wines. The French company Oenodia is upset about the fact that the rules ban organic wines from using electro-dialysis. Oenodia specializes in the treatment

Concrete Chic – fermentations among the vat makers

More and more producers are rebuilding their cellars and are replacing stainless steel vats with concrete fermentation vats. And some of those who couldn’t afford to buy stainless steel vats and had to make do

A Diam 3 cork

Natural cork without cork taint

We heard about the Diam closure for the first time about five years ago. We attended a tasting with some Champagne producers who all had tried a natural cork called Mytik, which is Diams counterpart

Vacuum distillation machine to increase must concentration

Low alcohol wines are good or bad?

Less is not always more when it comes to alcohol in wine Apparently there is a huge interest in the world for wines with low alcohol contents. On www.decanter.com we read about a report by

Latte wine?

New rules for labelling and additives in wine All pre-packed food products must state on the label if they contain possibly allergenic products. So far, wine has been exempted from this rule. But only for

Wine tweeting 2: More useful tips on Twitter

Yesterday I wrote a quick introduction to get you started on twitter. Here are some more tips and tricks, and useful things to know, in the world of tweeting. Some basic vocabulary as well as

Wine Tweeting 1: how to get started on Wine Twitter

Twitter has become a very popular thing among (primarily English speaking) wine aficionados and wine professionals, journalists, writers and other. At the same time it is almost impossible to understand what the point is of

Pretty evening skies over Paris, with La Defense obscured by cranes

The magic of oxygen in the wine bottle

One of the things that contribute to the ageing of wine is oxygen. Aging is, partially, a slow oxidation of the wine. It leads to changes in the flavour and aromas and it also changes

A red screw-cap (screw-top, screw-cork)

If only everyone used screw caps! Or not.

“Why don’t you use screw cap?” is a question that winemakers are often asked when people come and visit (especially if the visitors are Swedish! All Swedes – and many Britons – seem convinced of

A traditional plate (cellulose) filter

Filtration of wine, a short introduction

Almost all wines (counted in volume) are filtered in one way or another. There are a few wine producers who do not filter their wines. There are also wine enthusiasts who are convinced that unfiltered

”Methode provençale” to make sparkling wines?

Since quite a few year it has been forbidden to use the expression “methode champenoise” on sparkling wines made with a second fermentation in the bottle. In the future we may instead see “methode provencale”.

Mout Concentre Rectifie, MCR, concetrated grape juice

Must concentration – what should you do?

Diluted wine or fruity wine? Must concentration – what should or should you not do? Boil the must in a vacuum? If it rains just before the harvest you risk getting a diluted must. The

New trials with genetically modified grape vines

The French agricultural research institute (INRA) has – again – planted an experimental vineyard with genetically modified vines. Out of the 500 vines in the test vineyard 70 have been genetically modified to see if

Don’t put monkeys in the microwave oven

It may sound obvious. But in Sweden there is a bag-in-box wine called Three Monkeys, and it might not be wise to do even with that. Some bright and investigative mind decided to test what

Mechanical harvester straddling a row of vines

Mechanical harvest

Grape harvest with a harvest machine (tractor) A winegrower can either harvest manually with people in the vineyard, or do mechanical harvest with a machine. Mechanical harvest is done with a dedicated harvester or with

Chateau Carbonnieux 1992, Pessac Leognan, Graves, Bordeaux, cork

Cork dogs to fight TCA?

Corked wines is still a problem. It is often the fault of the foul smelling chemical TCA. Even if the situation seems to have improved over recent years (fewer corked wines) it’s still a problem.

“Wine Tech” galleries for the enthusiasts

We have started a series of wine growing and wine making slide shows to show more details on how some things are done. The intention is to illustrate some aspects of wine making or growing

Sorting the grapes at Bodegas Baigorri

Sorting of grapes or grape bunches

Grape sorting is a technique to improve the quality of the wine. It can take place in the vineyard, on the vine, or after harvest. Here we look at the grape sorting and selection after

New Wine Tech gallery / slide show

In our (recently started) series of galleries on slightly more technical issues around vine growing and wine making, and not just pretty grapes or beautiful chateaux, we have just published our second slide show. The

Does filtered wine taste less good?

It is very common that wine is filtered before bottling. There are even oenologists who say that any winemaker who does not filter is irresponsible and careless. In the opposite corner we have the crowd

Vineyard technology: micro-climate monitoring

Grape Networks is a California based company that has developed a solution for wireless monitoring of the microclimate in vineyards. You install a number of sensors in the vineyard that collect environmental parameters. These are

Mechanical harvest better than manual?

Many have opinions on this matter. Often, people believe that manual harvest, with “real” vendangeurs is better, not necessarily without knowing why. We would rather say, like in most things in wine, that it depends.

A malbec leaf

High tech vineyards

Some California vineyards have gone literally high tech. It is probably a contamination from the neighbouring Silicon Valley, or at least indirectly. High Tech ex-executives invest their earned millions in vineyards and cannot completely leave

Dream Taste – a new cure for corked wine

A Burgundian company (Embag with Gérard Michel and Laurent Villaume) has developed a cure for wines with cork taint. You pour the wine into a decanter and put a small plastic grape bunch in it.

A Diam 3 cork

Natural cork without cork taint

We heard about the Diam closure for the first time about five years ago. We attended a tasting with some Champagne producers who all had

Latte wine?

New rules for labelling and additives in wine All pre-packed food products must state on the label if they contain possibly allergenic products. So far,

Mechanical harvester straddling a row of vines

Mechanical harvest

Grape harvest with a harvest machine (tractor) A winegrower can either harvest manually with people in the vineyard, or do mechanical harvest with a machine.

Chateau Carbonnieux 1992, Pessac Leognan, Graves, Bordeaux, cork

Cork dogs to fight TCA?

Corked wines is still a problem. It is often the fault of the foul smelling chemical TCA. Even if the situation seems to have improved

New Wine Tech gallery / slide show

In our (recently started) series of galleries on slightly more technical issues around vine growing and wine making, and not just pretty grapes or beautiful

Does filtered wine taste less good?

It is very common that wine is filtered before bottling. There are even oenologists who say that any winemaker who does not filter is irresponsible

Mechanical harvest better than manual?

Many have opinions on this matter. Often, people believe that manual harvest, with “real” vendangeurs is better, not necessarily without knowing why. We would rather

A malbec leaf

High tech vineyards

Some California vineyards have gone literally high tech. It is probably a contamination from the neighbouring Silicon Valley, or at least indirectly. High Tech ex-executives

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